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A place to discuss IRL Mechs and IRL Mech news

Thumbnail is Marduk from Nye Mechworks
Here's a great resource for how viable mechs/mechsuits are
https://www.projectrho.com/public_html/rocket/manamplifier.php
Replies: >>1079
>>1078
That's inaccessible to me. What's it like?
Replies: >>1080
>>1079
It talks about the mechanics of mechs and the ways they're written in science fiction/variants of the concepts
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I'm carrying this over from /robowaifu/ since Chobitsu doesn't want military weapons discussion there; I wanted to talk about designing a mech as an anti-drone vehicle, and anti-drone weapons in general. It might be better to start with this to avoid all the Reddit-tier tanks vs mecha discussions from people who don't seem to understand that almost any vehicle can kill a tank with vertical launch missiles now, to say nothing of drones handing tanks a lot of Ls in Ukraine. I'd like to establish that a mech can be a much better anti-drone platform than a tank.

First, I suggested using a tripod-mounted laser similar to the E-Web from Star Wars as an anti-drone weapon on the grounds that a personal laser pistol or rifle gives you a low ammo count and low power with current battery tech, but a tripod laser isn't carried by a person and therefore has fewer size and weight constraints, enabling it to pack more power. It still probably wouldn't be as strong as even a relatively weak bullet, but it would have far greater range and accuracy, which would enable it to take down drones. 

But this laser doesn't actually need a mech to operate, so you might be wondering where the mech portion comes in. I've also been exploring using airburst mortars against drones. There are a few mortarbots already in existence, but none of them qualify as a mech. But I figure a mech could mount a mortar as a shoulder cannon and then use its superior terrain traversal to get into the best positions to kill drone swarms. Anybody else want to talk about this?

Pic mostly unrelated, it's a quad mech I made with Flux 2 Pro. I'll keep attempting to make better bots using this basic design; Flux 2 Pro is kind of finicky sometimes, but it's the best AI art model around for some things.
Replies: >>1082 >>1083 >>1108
>>1081
I give you: the OSU ASV
https://www.youtube.com/watch?v=DIiD1JimBXQ
Replies: >>1084
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Nice thread!

>>1081
There's contracts out for bidding in the DoD rn for anti-drone solutions. The latest one I'm aware of involves modest-sized, belt-fed 12 gauge rounds cannons. Presumably light choke 'scattergun' designs, probably double ought loads. I'll post a capp ITT if I can track that down. Cheers.
Replies: >>1086
>>1082
Naicu. That guy has some intredasting archaic robo stuff on his channel.
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BTW, I meant to ask @GreerTech: I understand you hate drone warfare, but what about using drones purely for surveillance? I've spoken many times about providing swarms of drones to assist our robowaifus with perimeter/asset surveillance. I still mean to do this at some point.
Replies: >>1108
>>1083
>that tweet
That can't be real, what the fuck.

But yeah, auto shotguns are another potential anti-drone system. I also think a simple pack of balloons might be a good way to stop drones on the cheap. And flamethrowers might be an option too in certain circumstances.
Replies: >>1088
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Just going to post what I think is a really cool IRL mech, the XX21 from China. Too bad we've barely heard anything about it for almost a decade.
Replies: >>1088
>>1086
>I also think a simple pack of balloons might be a good way to stop drones on the cheap
Can you elaborate further? I'm having difficulty visualizing this.

>>1087
>the XX21 from China
Sounds intredasting. Have any other imagery of it? That one is clearly CGI.
Replies: >>1089
>>1088
>Can you elaborate further? I'm having difficulty visualizing this.

It's basically:
>See drone
>Anticipate its most likely approach vector, use other systems to cover other approach vectors
>Deploy balloons with grenades strapped to them in the drone's anticipated path, detonate if the drone gets too close
It requires a bit of setup beforehand, but it could bring down the cost of intercepting drones.

>Sounds intredasting.
Yeah, this is CG, but it's an exact replica of the real thing. There's a video of XX21 on YouTube.

https://www.youtube.com/watch?v=6-4SttrUAjc
Replies: >>1090
>>1089
>It requires a bit of setup beforehand, but it could bring down the cost of intercepting drones.
I see. Well the cost of a magnum shogun round is about $0.35 for the consoomer, and I'm sure milcon can obtain hundreds of millions of them at quite a bit less than that. Estimate 100 rounds of double-ought to take one down: ~$35US .

>There's a video of XX21 on YouTube.
Thanks, I'll try to arrange see that. Anything special about it you know of?
Replies: >>1091
>>1090
The military pays about $45 for a standard frag grenade, and the cost of balloons is basically negligible. So on an individual basis the grenade is more expensive, but it may save you enough rounds in the long term to be worth the price because having aerial minefields deployed limits a drone's approach vectors, meaning you spend fewer rounds to kill them.
Replies: >>1092
>>1091
I see. Hmm, that seems to make sense, weather conditions permitting. BTW, there are kinetic kill smol drones being prototyped rn. These are shaped-charge self destruct explosives that can kill standoff of at least a few tens of meters. The balloon field scenario may have little deterrence against them.
Replies: >>1093
>>1092
But aren't those going to be much more expensive than your average drone?
Replies: >>1094
>>1093
Maybe so. But troop morale & terrorism from such weapons has a real -- if intangible -- effect. In the economics of killing this is part of the calculus.
Replies: >>1095
>>1094
True, but standard drones are still going to be much more numerous, so balloon mines could still be worth deploying. 

But while the anti-drone tactics are important, I think there might be another use for a mech in battle. People (including me sometimes) keep talking about how a mech is more useful for logistics, like loading cargo (either in a military or civilian context) than in a fight. But what if its ability to load cargo was actually its best feature in battle? Instead of directly fighting a tank, a mech could carry a bunch of i-beams or other anti-tank fortifications around on its back and then bury them in the ground in places where tanks are expected to pass through, stopping them in their tracks without using complex explosives.
Replies: >>1096
>>1095
Yes. Battlefield engineering/sappers is an excellent role for mechs IMHO. Also logistics, as you point out.

>anti-tank fortifications
>stopping them in their tracks without using complex explosives.
As hezbollah has demonstrated pretty effectively against the women-and-children-murdering kikes in Lebanon recently, drones can be devastating against tanks in general, and a few well-laid traps can disable literally a 100 tanks from effectiveness, drones or no drones.
Replies: >>1097
>>1096
>Watch Gundam/Voltron/(insert mech anime of your choice)
>1 mech can defeat an army of tanks by doing kickass martial arts and spamming hyper beams

>Real life
>1 mech can defeat an army of tanks by posting a bunch of metal bars in the ground and leaving

Tankfags BTFO
Replies: >>1098
>>1097
Heh.  :)
Replies: >>1099
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>>1098
Who'd have thought the most realistic mech ever was from a game about space furries?
Replies: >>1100
>>1099
POTD
LMAO  :D
Replies: >>1101
>>1100
Heh, still not completely realistic because the Garuda throws the girders at you instead of planting them in the ground, and no realistic space fighter aircraft would fly low enough for girders thrown by a ground-based robot to be a threat. But oddly, the Mechbeth boss's tactics actually do resemble this; the boss throws steel bars into the ground for your Landmaster tank to run into. It's often considered the hardest boss in the game if you don't use the shortcut of crashing the train into the weapons factory.

https://www.youtube.com/watch?v=wXKhF0Jj1JI
Another overlooked possible mech weapon for use as a tank deterrent (as opposed to a direct anti-tank weapon): volcano mine launchers. Setting up an i-beam "bamboo stalk" field would be effective at stopping tanks, but it takes some time. A cluster of mines can be set up in seconds using mine launchers. Mines can be removed through various means, but that also takes time, far more time than it took to set up the minefield. So it's good to shore up defenses quickly if you can't devote enough time to set up an i-beam barricade in a certain place. You'd use i-beams in places that you're certain a tank battalion is going to try to get through, and volcano-launched mine clusters in places that they might try to get through but you're less sure about.
Replies: >>1103
>>1102
Excellent points.
Replies: >>1105
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>drones errywhere
SHYNA WILL GROW LARGER
>>1103
It's even better than it sounds at first once you take into account the fact that a quadruped/hexapod mech is much more resistant to mines than a tank due to its main hull being further off the ground, so you're not in danger of getting popped by your own mines. A quad mech stands a decent chance of waltzing right through a minefield unscathed, but a tank would be totally screwed. So mech forces now control the terrain even more than they already did.
Replies: >>1112
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From left to right: Mononofu (Jap), Kuratas (Jap), Megabots (US), Monkey King (China), idk what its name is but (China), Futurewise (S. Korea)
Replies: >>1112
>>1081
I think that would work well if you combine that with tracking
>>1085
>but what about using drones purely for surveillance?
Ofc that's fine (not including domestic surveillance). I'm just talking about the Ukraine-style drone warfare
Replies: >>1112 >>1113
>>1105
That's a really good set of point, HoloAnon. I hadn't actually thought of that before.

>>1106
Thanks, Mechnomancer! Do you know if any of these are currently "competing" (or however that goes with this arena)?

>>1108
Yeah, it's a powerful assist for robowaifu's situational awareness, especially if she's tasked with security roles.
Replies: >>1114
>>1108
The Ukraine-style drone warfare is going to be even more of a concern in the near future, because what happens in Ukraine isn't going to stay in Ukraine.

Remember a few years ago how the Canadian truckers' strike over their refusal to take the COVID vaccine nearly brought Canada's economy to its knees, and Canada's alleged leaders were seething so hard about it that they started jailing people and locking them out of their bank accounts for participating in or supporting the strike? What if I told you the ideal drone platform was an ordinary semi truck? It can carry more drones than any common land vehicle short of a train, it can go places a train can't, and it costs much, much less than a tank. Future truckers' strikes may include drone strikes. 

This is currently existing technology, not sci-fi. The only thing stopping it from happening right now, other than the currently high gas prices, is that most people don't understand how much power they could have. AI has removed the last barrier to this by giving a single truck driver the ability to control a drone fleet. Once people start understanding that, which won't be too long from now, the rails are coming off. We may see an ancaptopia future where a single private semi truck owner-operator can control a small city, and trucking companies have more power than state armies. And when Federal Express is stronger than the Federal Bureau of Investigation, there will be an urgent need for anti-drone measures.
Replies: >>1142
>>1112
Mononofu is part of a whole facility where folks can pilot mek-shaped go-karts and such.  Far as I know it is still active:
https://www.sakakibara-kikai.co.jp/custom1.html

Kuratas silently disappeared and Megabots went bankrupt (Kuratas lied about how functional their mech was).  I think the kuratas folks later went on to build Archax.  You can hear about the behind-the-scenes drama between the two companies here.
https://www.podbean.com/media/share/pb-pvkz8-d269c0
I've talked with Matt before, he seems to be a good guy but some of the other megabots staff are a bunch of soyboys.

Monkey king claimed they would fight megabots but it was always shown bolted to a massive metal grid. Disappeared.
The last two bots, the unnamed chinese mech and the futurewise mech have also vanished.

Movelot currently has a patlabor torso folks can pay to sit in and pilot
https://www.youtube.com/watch?v=xzHEU1RC6O8

Far as I know furrion is still active with their mech:
https://youtu.be/95AOyWYXKXQ?t=245

Unitree mech is designed by a bunch of low-res gonks: they didn't even think to put in cockpit controls.  If they couldn't even think to do that I highly doubt they have the intelligence to actually build a mech.

Nobody has really touched mechs since the megabots vs kuratas fight, since everyone would look at it and say "ok how does your mech differ from theirs" and every nerd will respond with a bunch of techno lingo that nobody would understand, hence no funding.  And with mechs costing/selling at over half a million there ain't gonna be competitions anytime soon: megabots vs kuratas has proven there isn't enough of a return to justify it at those prices.

Hence why I'm going the opposite direction and working to build things cheap as possible, first.  Even Matt has admitted in the podbean podcast they should've started off with a cheaper "crappier" mech first.
Replies: >>1115 >>1139
>>1114
I thought Suidobashi was still at least in business; Kuratas had my favorite aesthetic of all the IRL mech designs that have been made so far. The FutureWise XX21 was a close second, but the XX21 was a hulking beast of a mech though, so it's the least likely to be able to get out of the way in the event of an attack. Like many people I balk at the half-mech half-tank designs that some like Megabots use; if it doesn't at least have wheeled legs it's not a true mech to me. I would have liked to buy a Kuratas and rebuild it with a stronger engine and redo its armor, and maybe tweak its leg design.

I think part of the problem with current mech designs is that they use too much steel, so they're too heavy to move quickly. I'd like to replace a good bit of them with fiberglass, polymer, aluminum, etc.
Replies: >>1116
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>>1115
Pretty sure Suidobashi worked with Kunio Okawara, creator of Votoms, for the Kuratas design.  They had to modify the Kuratas quite a bit to get it to even move for the Megabots fight, and even then it couldn't steer without a guy moving the wheels with a crowbar.  Obviously they priced it at a point where no one would call their bluff.

You can see Kuratas uses steel square tubing for the frame, probably quite thick, too.  In order to get something lighter you'd need to embrace automotive tech/airplane and use steel sheets stamped/folded to be more structurally sound while maintaining the light weight.

I'll be looking into this sort of thing for the next model of my mech.
Replies: >>1117
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>>1116
The not being able to steer problem is partly because it's too heavy, but also because the footpads aren't far enough out to apply sufficient torque to the body. I made a top-down view tegaki drawing of a possible leg redesign that might fix this. On top is Kuratas' current leg design; the bottom is the revised version. What do you think of this?
Replies: >>1118 >>1135
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>>1117
Nah, that configuration is perfectly fine to make a steering machine, assuming you have actuators powerful enough to overcome the friction between the tires and the ground to actually turn the steering wheels.  When my mek was not much more skeletonics arms propelled by a snowblower (weighing 700lbs) it was even capable of such a feat with off-the-shelf hardware.  Even when the tires were going flat!
Replies: >>1119
>>1118
>Nah, that configuration is perfectly fine to make a steering machine, assuming you have actuators powerful enough to overcome the friction between the tires and the ground to actually turn the steering wheels.
Your mech is a lot lighter than Kuratas though, if it weighed as much as Kuratas it probably wouldn't be able to turn with that configuration.

Kuratas' wheels are pretty small for its size too; I thought maybe the wheels should be bigger and/or more numerous. That would increase rolling resistance but also give more ground contact, leading to higher top speed.
Replies: >>1121
>>1119
Sure my mech is lighter but the Kuratas steering wheels could be moved by a crowbar.  If they could be turned by a crowbar they could be moved by an actuator: you can get a 1300lb electric actuator for like $40 on amazon, nevermind stronger ones.  They just built Kuratas to look neat on the convention room floor and to brag about.
Megabots explained that getting them to fight was like pulling teeth: they demanded like $100k in cash, Megabots to go over to Japan, they would never admit defeat or give up if the fight got dangerous so insurance got sticky, making Megabots sign an NDA so they could never reveal all this info (NDA became void when megabots went bankrupt)

So... Suidobashi are a bunch of liars and any mech built with the same sort of media campaign is likely to be doing similar.
Replies: >>1123
>>1121
>Suidobashi are a bunch of liars
Most likely true. But their design could still be improved on and it still looks cool as fuck. But if Suidobashi isn't in business anymore then the only way to get a Kuratas is by buying it from somebody who bought from them prior to them shutting down, and since it's a luxury product there were probably less than a dozen people who bought it. It's either that or set up your own mech production line.
Replies: >>1124
>>1123
>mech production line
Certainly a possibility. I'm doing a major retrofit to my mech to make it safe for the public to pilot, including aesthetic upgrades.  Obvious photoshop because I haven't yet combined the two halves.
I'd have to do some calculations but if I sold these for like $30k each I'd make a decent profit.  Certainly better than Kuratas $1.2 mil or Unitrees $650k.

Or maybe just write and sell a "how to build" book >:)
Replies: >>1126
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Forgot to attach the obvious photoshop lol
>>1124
Since I really like the Kuratas aesthetic, how much do you think it would cost to build something that looks similar but is lighter and cheaper? Not that I'm ever going to be able to afford to do that, but it's nice to think about.
Replies: >>1127
>>1126
Depending on how fancy the underlying systems are, but maybe a few thousand bucks tops?  It's workspace that is the tricky bit and the labor/development costs that are the kicker.

Folks who try the DIY mech thing fail before they succceed.
Replies: >>1128
>>1127
I thought you'd say more like $100k-200k; I'm assuming it's supposed to actually be functional. I wonder how low you could get the cost for a mech that performs the same or better.
Replies: >>1129
>>1128
Depends what you mean by "fully" functional.  If you're trying to lift up cars its gonna be expensive.  But if you just want giant robot rockem sockem and to look cool its much cheaper to go full electric.
Replies: >>1130
>>1129
Ideally I'd like to make it able to do everything I've said in this thread (anti-drone, sapper vehicle, etc.), and to move fast enough to be useful in an actual battle and be better-protected than the stock version. That would require megabucks to research and develop, but it'd still be nice to know what the final unit cost would be.
Replies: >>1131
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>>1130
here ya go XD
Replies: >>1132 >>1133
>>1131
Hey!! THAT'S DEAR CART-WAIFU'S ANCESTOR!!  :DD
>>1131
lmao wtf, not exactly what I had in mind though since it can't walk. What is that?
Replies: >>1134
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>>1133
Oh right you want a walking combat vehicle :D

Courtesy of chatgpt-chan
Replies: >>1135
>>1134
Whoa, AI art is getting really good. I thought that was a real vehicle at first. Although it just occurred to me that a mech like Kuratas or XX21 might have trouble reaching far enough forward to plant an i-beam in the ground. XX21 in particular has very large legs that may interfere with the placement of anti-tank fortifications, so the arms and legs may both need to be redesigned. In >>1117 I didn't actually specify which side was forward and which was backward; it might be better for the wider leg pair to be the forward legs so you can fit an i-beam into the ground between them.
Replies: >>1136 >>1138
>>1135
Intredasting observations. Spooderbros have been largely designed with the wider stance forward, towards the head. Somehow I naturally thought your sketch was arranged just the same.
Replies: >>1146
>>1135
>real vehicle
I asked chatgpt to put industrial robot/backhoe arms on the 4 corners of a hummer so it could walk :D
4x backhoes @ $3k each = $12k
1x army surplus hummer = up to $10k
computer control system & misc supplementary hardware = $2k
Walking hummer be like $24k
>>1114
POTD
Thanks for this good breakdown, Anon. Really helps.

FWIW, I think your aesthetics are superior to all of these, just today as-is. Who knows where you'll go with this tomorrow? Cheers.
Replies: >>1147
>>1113
This. Sci-fi has already visited this concept before. Apart from numerous shorts, a couple of major films I can think of off the top of my head:
*  Ender's Game where the spaceships were deployed from a 'carrier' spaceship
*  The (second prequel I think it was?) Star Wars scenes where armies of war droids deployed from a carrier ship as well
Replies: >>1146 >>1151
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>muh walking mech-truck
Three is the magic number /mecha/ bros!  :)
Replies: >>1144
>>1143
>related:
>>1120
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>>1136
I once had the thought that one of the biggest flaws in current spider mech design is that all the legs are almost always the same size and design. There's no rule that says that has to be the case. Most cars use 2-wheel drive, not 4-wheel (or more than 4 in some cases), so applying the same asymmetry to a mech may be the sensible thing to do. You could also have thicker, tougher leg armor on the front legs to protect not only the front legs themselves but also the rear legs. But I can't ever remember seeing any quad mech designs either in fiction or real life that have wider legs in the front than the rear. Here's another tegaki drawing showing the asymmetrical leg design in more detail; it includes not only the 2 legs in front being farther apart than the back legs, but also more heavily armored front legs. And if you wanted to include more or bigger wheels, it would be logical to put them on the more heavily armored legs, and leave the other legs as-is.

>>1142
All of the Star Wars prequels have this to some extent; the Trade Federation fleet seen in all 3 movies is stocked with droid fighters, but the Trade Federation MTTs in the first movie are the most like this drone truck, being basically just hovering semi trucks full of hundreds of battle droids.
Replies: >>1150
>>1139
>Who knows where you'll go with this tomorrow?

I know exactly where I'll be going with this. After the current mek is done.

Revisit the Powerarmor
Bipedal Mech (mech 2.0)
Public Mechs (whether skeletonics lasertag, mech simulator parlor or full-size mech piloting lessons)
Replies: >>1148 >>1151
>>1147
Woohoo!! That will be awesome. Please don't forget dear SPUD & Pringle, and your frens at /robowaifu/ when you're a big Mek Star! Cheers.  :D
Replies: >>1149
>>1148
oh yea, them too. Plan to have the Mech and SPUD do a "Grik and Carl" sort of channel :D
Replies: >>1150
>>1146
>asymmetric spooder meks
Yeah, that makes a lot of sense I think. Also, the potential for oddball motion dynamics is there as well.

>MTTs 
Ahh, that's what they are called. You might study what the Chinese are doing today with their massive flotillas of drones used in their lightshows.
>afk...
Confer:  >>>/robowaifu/1314

>>1149
Heh. Probably would be popular!

<--->

Cheers, lads.
Replies: >>1169
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>>1147
I think you should have some of your mech/power armor designs compete with those made by other mech designers, maybe not in direct battle because repairing a wrecked mech is expensive, but in other contests. Most sports aren't combat sports, so an over-focus on mech combat might be missing the potential of mecha.

>>1142
There's a little more to this that needs to be said. I agree that drone-centric warfare is a scourge because it's basically just an excuse to slaughter disaffected citizens that the government would prefer to get rid of, and we should develop effective countermeasures for it ASAP. The Russian and Ukrainian conscripts fighting in Ukraine right now aren't being sent to defend their country, they're just being disposed of for the enrichment of politicians. But a lot of people who hate drone warfare hate it for the wrong reasons. 

There's a certain group that doesn't hate drone warfare because it's an excuse for corrupt governments to cull their own people who rightfully despise them. They hate it because they're macho dipshits seething at the idea of some out-of-shape incel gamer in his parents' basement being able to blow them to kingdom come, and that offends their sense of "only Chad should win". They don't want to end war or the military-industrial complex. They just want to feel like big, tough manly men and drones are stopping them from doing that. When the bill to ban robowaifus goes before Congress, you can bet all of them will support it because they think any man who would consider getting a robowaifu is lesser than them and doesn't deserve to be happy. Pic mildly related.
Replies: >>1152
>>1151
>mech competitions
The megabots vs kuratas and furrion have demonstrated it the best.  Most mechs are too dangerous/expensive to do anything else other than show them off.  Sure, furrion wants to race but their mech is so expensive that anyone interested can't compete.

Then, most youtubers with their "powerarmor" and similar projects don't actually have something very functional, because the video is the product and not the actual build itself.  An example of this is hacksmith still trying to milk clips of their "spidermech", cutting out the fact that the thing only manages a few steps before breaking (their fallout powerarmor is a redressed version of their previous elysium powerarmor from like 10 years ago).  Or that alex labs (I think that is his name) guy building a "real life ironman" suit that doesn't even have legs -  if you were working on an exoskeleton/powerarmor you'd START with legs cuz that holds the whole thing up.  Most mech builds are all show and no substance.  And due to the nature of the internet these half-baked projects get the views and notice because their showmanship overshadows the lack of function.  And good for them!  This is profitable! Oftimes though only in the short run, because in the long term it is detrimental... empire of lies and all that.  EG. before their smithblade kickstarter hacksmith was barrelling towards bankruptcy, and their founder even said if they don't fulfil their kickstarter by year's end (produce 40k blades when their doing at most 100 per day) they will be bankrupt.

I'm working on mech systems to be cheap and simple af so, as I like telling the public "break the mech, not the bank".  Working all out-of-pocket, lean start-up mentality.  That's how mechs need to be.  First you prove the market, then folks will be confident in investing.  And that is much, much more difficult when you got the megabots vs kuratas to deal with nevermind all the youtube clickbait.

I was smart in college and took business classes doing case studies so I can at least sound like I know what I'm doing XD
Replies: >>1153
>>1152
>An example of this is hacksmith still trying to milk clips of their "spidermech", cutting out the fact that the thing only manages a few steps before breaking
I watched that video and I think a big problem with that design is the footpads, or rather their lack of anything resembling padding on the feet. They tried to do it with all metal footpads that make bare metal contact against the ground. To me that's like driving a car on 4 deflated tires. That was actually part of the inspiration for my robowaifu foot design (seen in the robot leg thread on /robowaifu/). If they put tires, basketballs and other rubber on their spider mech's feet, they might be able to move it without it failing after a few steps. I'd also put some automotive shock absorbers on the legs; I'm not sure if they did that.

>Most mech builds are all show and no substance.
Sadly true. There's a place for showy builds, but there needs to be somebody who succeeds in doing mecha on a budget to prove to people that it's not just for show. Maybe you'll be that guy.
Replies: >>1154 >>1168
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>>1153
>no footpads

Yeah you need shock absorption if you gonna be moving robo legs at high speeds.  I swear, some of these low-res culture vulture gonks are wetware LLMs... heck, less than an LLM because even deepseek on a raspberry pi can have an internal monologue.  Or to put it in non-cyberpunk terms, post turtles are plentiful on the interwebs :D

I'm probably gonna end up using mech "toes" as sensors, so when they change their position it tells the leg motors to slow down legspeed to soften the impact.

I've been exhibiting IRL for several years.  One venue even pays ME to be there.  IRL public reaction is always rewarding and fun :)
Replies: >>1166 >>1167 >>1201
@/robowaifu/ in general:
Please be aware the /mecha/ @BO has asked us to keep namefagging constrained to just our two thread here. (cf. >>1157 )
Replies: >>1160
>>1159
>related, examples where we overstepped this:
>>1110
>>1122
>>1141
>>1155
Replies: >>1164
>>1160
I wouldn't call it overstepping, just more like didn't know the culture. But we wouldn't be good guests if we didn't respect our host's culture!
Replies: >>1165
>>1164
Heh, fair point. I think I was framing that thought retroactively tbh. Thanks, GreerTech!  :D
>>1154
>post turtles are plentiful on the interwebs :D
LMAO. City-slickers will never understand.
>>1154
>I've been exhibiting IRL for several years.  One venue even pays ME to be there.  IRL public reaction is always rewarding and fun :)
Cool! You're the only professional mech designer I know.
>>1153
Good points, HoloAnon. Just apart from being annoying to be anywhere near, that certainly will increase joint fatigue -- and indeed metal and other component fatigue in general.
>>1150
I think the asymmetrical leg design looks more like a water strider than a spider. But strider rhymes with spider, so there's almost no difference, right?

I've occasionally thought a half-track mech might be good. Almost nobody uses normal half-tracks, let alone mech half-tracks. But if the front pair of legs is already heavier, it might improve its ability to turn, and also its performance on snow, mud and sand, terrain types that will generally sink a mech, and often wheeled vehicles too. But it would increase the required maintenance, so it might not be worth it.
Replies: >>1170 >>1174
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>>1169
I decided to draw a side view of this because this explanation might not be clear enough. The left side is forward.
Replies: >>1174
>>1169
>>1170
Good thinking. Tracks seem to be both a blessing and a curse. Also, do you think something like a snowmobile track might work for smol'r mechs (or robowaifu mobility bases) in general? They seem both simpler & more-readily available to the common man than legit tracks would. Cheers, HoloAnon.  :)
Replies: >>1175 >>1176 >>1181
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>>1174
>Tracks seem to be both a blessing and a curse.
They do give high traction for turns and such, but they're a maintenance nightmare, so I'm iffy about using them.

I decided I'd upload a picture of Kuratas to an AI art generator and try to edit it. I told it to give Kuratas some bigger wheels, but so far all it wants to do is give it a pair of wheelchair wheels. Maybe I'll post it when I feel like I have something cool; many of the pictures have too many errors in them. But the wheelchair approach could work.

This is a close approximation of what it seems to want to give me, and it would probably be easier to implement than tracks on the feet. Putting tracks on would require you to completely rebuild each foot, but if you put a pair of large wheels on the sides of the legs it's just grafting something new on.
Replies: >>1177
>>1174
Aren't there a few posts on /robowaifu/ about people using wheelchairs for their bot? I seem to remember running across them a few times, but I couldn't pull them up again if you asked me to. But what's the difference between a wheelchair base and your cart waifu?
Replies: >>1178
>>1175
>so I'm iffy about using them.
End-user costs are in fact a big deal.
I'm still unclear if we're working towards Anon solutions for mecha warfare here, or for milcon. Obvs, the kikes have unlimited budgets. Anons, not so much.

>wheels
If the plan is the former, then the "golf cart" wheels I have for the first CartWaifu prototypes is probably suitable. (I'll plan on posting pics on trash/robowaifu/ today for some of that.

If something bigger is needed, then ofc there are wide varieties of commercial/industrial -grade rubber tires out there.

>your tegaki
All those little "dolly wheels" certainly limit your capabilities on the battlefield, AFAICT.
Replies: >>1179 >>1195
>>1176
>But what's the difference between a wheelchair base and your cart waifu?
The fact she can go well up into the foothills with me, for the goal of mountaintop lunches with robowaifu. One step at a time!  :D
>>1177
>I'm still unclear if we're working towards Anon solutions for mecha warfare here, or for milcon. 
I'm not quite sure yet that there's a clear boundary between the two. It may end up being something that gets used by both globalist kikes and those who resist them, like the internet. But if that's how it ends up, there's value in getting there first. I'd like to see a world where mecha for practical tasks like cargo loading and construction are so common that you can just rent a mech, like renting a U-Haul truck.

>All those little "dolly wheels" certainly limit your capabilities on the battlefield
I'm not quite sure about that either. There are pros and cons to grafting large wheels onto the sides of the front legs versus rebuilding both front feet with treads and I'm still working out what those are.
Replies: >>1180
>>1179
>I'm not quite sure yet that there's a clear boundary between the two. It may end up being something that gets used by both globalist kikes and those who resist them, like the internet
Then I'd recommend you give this little essay the once-over, then decide:
>>>/robowaifu/1521
>tl;dr
War is coming (and not just within Burgerland, but across the globe), whether we want it or not.

>there's value in getting there first.
Very much. Particularly & especially with drones.

>I'd like to see a world where mecha for practical tasks like cargo loading and construction are so common that you can just rent a mech, like renting a U-Haul truck.
This would be an awesome timeline tbh!  :D
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>>1174
You can get atv track conversion kits for a few hundred bucks.  If you don't align them perfectly the tracks will slip off and you gotta monkey em back on. But I 3d printed some flanges that helped with that. I pretty much replaced the tires on a set of 10 inch pneumatic casters with treads.  Requires quite a bit of power to steer them but at least your machine won't sink into the muck.
>>1181
Sweet! Excellent advice, Anon. Cheers.
Replies: >>1183
>>1180
>>1181
>>1182
What do you guys think of 3D-printed tires? The fact that tires are much simpler to mount and maintain gives the "graft 2 huge tires to the sides of the mech's front legs" plan a strong appeal, and their low expense compared to tread-feet is another point in their favor, since I'd like to design a mech that's cheap enough to be owned by civilian companies and rented by individuals, but that can be weaponized fairly easily. But treads do give excellent traction. How would a good set of off-road tires compare?
Replies: >>1184
>>1183
I think wheels are generally the superior choice, where they are suitable. Even with low-end tread solutions (cf. >>1181 ), the costs in maintenance are greater.
>tl;dr
Wheels (esp. solid wheels, in combat situations) are better, if feasible.
Replies: >>1185
>>1184
Actually I came up with something that may be a good compromise between treads and wheels. I thought maybe I should use two large off-road tires on the front and affix small hexagonal metal scales maybe an inch wide to the tires' surface (with a thin rubber coating so they don't grind up the road). You'd give the tires only about 30-50% scale coverage so as to not add too much weight and to keep at least some contact between the soft rubber and the terrain. The metal will alter the tires' pressure profile against the ground, giving them an "outer shell" that affords them more purchase.
Replies: >>1186
>>1185
Thats an interesting idea, Anon. Seems a might costly to manufacture? I wonder if some kind of armored rubber tires are already being produced for milcon applications?

Regardless, I'd definitely like to see tires like this being tested! Cheers.
Replies: >>1190
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>>1181
>You can get atv track conversion kits for a few hundred bucks.  If you don't align them perfectly the tracks will slip off and you gotta monkey em back on.
Yeah, Hamster found that out. There is a better alternative solution.
Replies: >>1188 >>1190 >>1192
>>1187
This is very cool stuff!
>Yeah, Hamster found that out.
Hamster?

Thanks Anon.
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>>1188
>Hamster?
That's Richard Hammond's nickname.
>This is very cool stuff!
It's sort of funny. It's a prop from a movie but it's a fully functional one and the wheel concept is used in actual military service, in a somewhat limited fashion at least.
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>>1186
Seems like it would be pretty simple and cheap to just fasten some rubber-coated metal scales to a huge tire. It might be more complex than that makes it sound, but it wouldn't be nearly as costly as treads. The goal is to get 80% of the off-road performance of treads and 90% of the on-road performance of conventional tires, in a setup that costs 20-30% of treads.

>>1187
>Landmaster
But can it do a barrel roll?
Replies: >>1191
>>1190
>Seems like it would be pretty simple and cheap to just fasten some rubber-coated metal scales to a huge tire.
Yeah, you put it that way it seems so. Maybe just use some type of epoxy, and just plan on regular replacement maintenance on the hex 'scales'?
>>1189
Oh fun! I'll have to watch that movie at some point. I'll recommend it to the streamers if the topic comes up. Thanks, Anon. I've been considering the stair-climbing dynamics of ( >>1187, pic #3 -related). It's doable, but the control software needs to be more complex & sequenced than simple "go forward" drive mechanics. High torque is also a given.

Otherwise, yeah. I'm convinced such an arrangement can be engineered to climb stairs now.
Replies: >>1194
>>1192
Maybe you could try putting some scales onto those tri-wheels. Then they could climb stairs and get good off-road performance. The only thing they couldn't do is truly extreme terrain like swamps or several-foot-deep snow. But unless you're planning on taking your robowaifu to Dagobah or Hoth on vacation that shouldn't be a big issue.
Replies: >>1196
>>1177
>(I'll plan on posting pics on trash/robowaifu/ today for some of that.
Better late than never, they always tell me!  :D
>>>/robowaifu/1522
>>1194
>Maybe you could try putting some scales onto those tri-wheels.
>Then they could climb stairs and get good off-road performance.
>The only thing they couldn't do is truly extreme terrain like swamps or several-foot-deep snow.
I admit that's tempting. But that would easily add months of my solo-design-time to the schedule. I'm already way late with my plans, as-is. Maybe in a newer revision?
>>1154
I had another thought for what might improve not only the Hacksmith spider mech but mecha in general. As far as I know there's no suspension system installed on any existing mech. This could be a big problem for both the vehicle and the pilot. The earliest cars didn't have suspensions and they were not only bumpier to ride in, they were much more prone to rollover and wore out a lot faster due to increased structural damage. No suspension and no shocks is a disastrous combination.
Replies: >>1202 >>1203
>>1201
>No suspension and no shocks is a disastrous combination.
If you combine it with high speed, yes.
>>1201
>Hacksmith
He doesn't know about it unless it's in a Marvel or Star Wars movie.
He's not dumb, but by God, this guy has tunnel vision.
Replies: >>1204 >>1212
>>1203
>He doesn't know about it unless it's in a Marvel or Star Wars movie.
This is just doing what he thinks his audience wants to see, which isn't inherently a bad thing. Too bad Star Wars got ruined by woke shit, otherwise I'd probably be doing the same thing. That was my jam. And some of it is because it's a huge franchise with tons and tons of material to draw from; there's not just the movies, but video games, comics and novels. Comic books on the other hand I was never that big on, but I did watch the old DCAU and the 90s X-Men cartoon, and the first few big Marvel movies before they became oversaturated slop. Even normies have superhero fatigue at this point.

Like I mentioned my idea of doing the E-Web tripod laser earlier, and that would not only be useful for a practical purpose (taking out drones), it would garner a large audience because of the franchise it comes from. But there are things from other sci-fi and fantasy universes that would be just as good, and not just weapons or mecha/vehicles. But since they don't have the name recognition of the big franchises, nobody builds them. I'd like to see somebody make the scramble suit from A Scanner Darkly, but that isn't as well-known (despite the fact that Keanu Reeves and Robert Downey Jr. were in it). But globohomo would seethe super hard if a big YouTube creator did that because it would interfere with their shitty control system.
Replies: >>1205
>>1204
The problem is that his designs are reference first, practicality second. Like you said, he's doing it for the reddit audience. I can see why he's depressed, imagine studying engineering, a very hard degree to pursue, and using it to make whatever was seen in Iron Man 4: The Search for More Money.

For example, your E-Web blaster is a practical design, and has a reason why it's connected to Star Wars. I make sci-fi inspired inventions all the time. But practicality is forefront in our endeavors. This is why the Hacksmith seethes when he sees Mechnomancer, because he makes mechs however he wants.

We also don't dropship Chinese torches and call them our own.
Replies: >>1206
>>1205
Unfortunately I don't actually have the skills to make an E-Web. Even trying to figure out the holowaifu I actually do want to make is proving to be more difficult than I anticipated. I figured I'd be able to just vibe it because AI, lol.
Replies: >>1207
>>1206
I think it's at least possible for drones with a CO2 laser and computer tracking.
https://en.wikipedia.org/wiki/Carbon-dioxide_laser
Replies: >>1208
>>1207
If I was going to focus on building an anti-drone system, I'd try to build a better mortar before even considering lasers. Then again I have a whole treasure chest full of unused ideas I've never had the inclination, the knowhow or the resources to develop, so if I was going to actually do something on that front I'd probably try to clear my backlog first.
>>1203
>He's not dumb, but by God, this guy has tunnel vision.

He's an engineer, which means he sucks at business.  Did not even read kickstarter 101 which is *to limit your product* (and to have stretch goals). Went crying about how if they don't fulfill their kickstarter by August they will be bankrupt. They have to make over 40,000 knives with a current rate of less than 100 knives/day.

Furthermore, by having such a large budget its easy to fall into the trap of "money will solve my problems", which actually won't for a lot of things.  Lean start ups drive innovation, while this guy is easily spending $60,000 a month to pay people to do what he finds to be shoddy work.

And overgrown dorks like that is the reason the few IRL mechs that do exist suck.

Matt from Megabots is an ok dude, tho.
Replies: >>1214
>>1212
>Went crying about how if they don't fulfill their kickstarter by August they will be bankrupt.
This seems like an emotional appeal to get people to donate. Then again I guess it could be true.
Replies: >>1216 >>1223
>>1214
> Then again I guess it could be true.

More likely to be true: he's been crying about his money troubles for over a year, since before their kickstarter. Saying he's loosing like $30k a month, the "powerarmor" project might be their last project... but nobody took the bait (or he deleted the comments).

For some reason nearly everyone building something close to a mech IRL becomes a dipshit when they get the spotlight. SMH.
>>1216
>For some reason nearly everyone building something close to a mech IRL becomes a dipshit when they get the spotlight. SMH.
NOT TRUUU!

Our own @Mechnomancer shows no signs of any such thing, Anon.
Replies: >>1218
>>1217
Pretty sure that is Mechnomancer; he just forgot to put his name back on, since only this thread and the official /robowaifu/ embassy thread here permit namefagging.
Replies: >>1224
>>1216
>"powerarmor" project
IRL power armor is another thing we should talk about here, since power armor is also part of this board's topic. And it's another thing where my approach disagrees with the majority of what you see in sci-fi. Most sci-fi power armor looks like it would be too clunky and heavy to use effectively. The designs you see in things like Iron Man, Halo or the Fallout design Hacksmith has chosen to use are all examples of this. 

To me, the key distinction between power armor and a mech should be that a mech provides its own actuators. Power armor should instead provide some sort of enhancement to the body directly, as this approach weighs less than a motorized suit. Power armor should be light and easy to move in, maybe not having all that much in the way of actual armor protection. Instead it would be minor armor protection with something like electrical or ultrasonic pulses enhancing your muscle performance to give you super speed or super reflexes, or AI-based predictive algorithms showing you where to dodge. My ideal depiction of power armor is more like Crysis or Metroid Fusion, where the armor is slim and lithe, and it's more about enhancing your own abilities than replacing them with those provided by the armor. If your armor is about replacing human abilities, then it's a vehicle, not a suit, and there frequently isn't even a good reason for a human to be inside it.

A good suit of power armor shouldn't cost that much to make; it should be maybe the cost of a motorcycle. If your power armor costs $10 million per unit, it's pointless, because you're never going to kill $10 million worth of enemy force value with it. So basically every heavy power suit design is out, because one good rocket or drone attack will take it down; it's not armored well enough to tank the hit, but it's also too heavy and slow to dodge. You should either build it up to a full-size mech or strip it down to a bodysuit.
Replies: >>1221 >>1224
>>1219
What are your thoughts on unpowered exoskeletons? I remember hearing a couple years back that they were gaining a slightly bigger presence in Japan, but I don't remember the specifics.
On that note, https://solar.lowtechmagazine.com/ and https://www.notechmagazine.com/ are pretty good resources for (now) unconventional engineering and architecture techniques, often with an emphasis on using energy sources directly over converting them to electricity. I'm not sure if any of it could have any applications for mecha design, as it's even more unexplored territory for the field than biology (maybe outside Theo Jansen's strandbeests), but there might be some relevant gems hidden in there.
Replies: >>1224 >>1225
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>>1216
>For some reason nearly everyone building something close to a mech IRL becomes a dipshit when they get the spotlight. SMH.
I think it's because genius and madness are closely connected, as well as the pride and ambition to be the first one(s) to make the sci-fi device of our dreams, plus a small amount of the IKEA Effect. I call it "Peter Weyland Syndrome". I myself am not immune, I wouldn't say I was 100% sane.

https://en.wikipedia.org/wiki/IKEA_effect
Why I call it "Peter Weyland Syndrome" (spoilers for Prometheus (2012))
https://youtu.be/hRfx05qKVxg
https://youtu.be/E4SSU29Arj0

An interesting phenomenon I noticed is that a lot of robowaifuists are surprisingly Christian. Chobitsu has the theological wisdom of a pastor, Mechnomancer is a Christian, Kiwi is a Christian, I myself am a Christian, and a robotics guy that hangs around /robowaifu/ is a radical Christian that makes Ned Flanders look like a reddit atheist by comparison.
Replies: >>1224 >>1225
>>1214
>>1216
I wouldn't be surprised if it's true. Reddit upvotes don't pay the bills. His only consistent revenue is YouTube and his gift shop, and he seemingly spends with no limits. He forgets that in order to be Tony Stark, you need a millionaire father and to be a billionaire by selling weapons to the military during the GWOT (or the Vietnam War by the original comics lore).
Replies: >>1224 >>1225
>>1218
Oh. Lol I have difficulty with stylometry.  :P

>>1219
Highly-intredasting post, Anon.

>>1221
Thanks for the links!
>using energy sources directly over converting them to electricity
Guaranteed to be more efficient if successful.

>>1222
>plus a small amount of the IKEA Effect
Interesting. I think I must be mostly immune to such things, but I can easily see the point in others.

>>1223
>and to be a billionaire by selling weapons to the military during the GWOT
More's the pity. Hopefully this can change in the future by some miracle.
>>1221
Weightlifters already use various gloves and harnesses to improve their max lift and form. If you're looking for a low-tech approach to an exoskeleton, you could make a pulley-driven exoskeleton that would pretty much look like wearing a compound bow, but I don't know what that would be useful for.

>>1222
I was raised in the Christian church but was alienated from it by seeing how many Christians not only didn't live up to their professed religion but didn't even know what it said. Reddit atheists would do things like literally quoting Jesus directly to Christians and getting them say it sounds like libtard shit, and that made Christians look really bad. But a lot of the more cancerous views of that type of Christian don't seem to be reflected in your average Christian robowaifuist, and Reddit atheists turned out to be a bunch of feminist cucks who believe in bullshit that's even more implausible than a talking snake telling naked people to eat a cursed apple. They've done more damage to the credibility of science than the Jerry Falwell fundie types of the old days could have ever imagined.

>>1223
I think the only way for a grassroots Tony Stark to emerge and to have mecha/power armor displace traditional military weapons platforms like tanks is to cultivate a broader customer base than just the military. If I owned a mech or power suit company I'd be trying to price a mech in the $500K range and a power suit less than $20K, and I'd be looking to sell them to construction companies and city police forces. Most exosuit designs are made for the military, but there are a lot more cops than soldiers, so designing exosuits specifically for police use would bring better financial returns. Of course the ultimate goal is to be able to sell them to the general public, because you can make even more money and because the police will abuse their power even more if only they have power suits and the public doesn't.
Replies: >>1226 >>1247
>>1225
>I was raised in the Christian church but was alienated from it by seeing how many Christians not only didn't live up to their professed religion but didn't even know what it said.
>Reddit atheists would do things like literally quoting Jesus directly to Christians and getting them say it sounds like libtard shit, and that made Christians look really bad.
The problem with that is the context. If the Bible verse says "give to the poor and help your fellow man", I know that means charity and contributing to my fellow man. But if some redditard says that, I know he means "import 10 quadrillion immigrants from the third world and tax me double"
>I think the only way for a grassroots Tony Stark to emerge and to have mecha/power armor displace traditional military weapons platforms like tanks is to cultivate a broader customer base than just the military. If I owned a mech or power suit company I'd be trying to price a mech in the $500K range and a power suit less than $20K, and I'd be looking to sell them to construction companies and city police forces. Most exosuit designs are made for the military, but there are a lot more cops than soldiers, so designing exosuits specifically for police use would bring better financial returns. Of course the ultimate goal is to be able to sell them to the general public, because you can make even more money and because the police will abuse their power even more if only they have power suits and the public doesn't.
You would need someone who genuinely loves mechs, open-source, and is also practical and works under limited budget. Like some sort of mech-mancer. I wonder if we could ever find someone like that...
Replies: >>1227 >>1241
>>1226
>But if some redditard says that, I know he means "import 10 quadrillion immigrants from the third world and tax me double"
Yeah, they always mean that. But the things that alienated me were things like Redditards going "blessed are the peacemakers" and then some boomer shrieks "U SUM KINDA FUKKIN HIPPIE FAGGIT, BOMB IRAQ HURR DURR MURRIKA FUCK YEAH PRAISE JAYSUS!" Of course neoliberals are actually pro-war too; the anti-war left has been practically unheard-of since the Bush era and they have no power in the Democratic Party.

>You would need someone who genuinely loves mechs, open-source, and is also practical and works under limited budget. 
You know the funny thing about Tony Stark is that in the first movie he displayed a modicum of self-awareness of what the US military-industrial complex was doing to the world. But that seemed to go away the longer the MCU went on. I've had the thought in the past that having $500K mech units and $20K power suits replace $10M tanks might end the MIC because companies wouldn't be able to sell exorbitantly priced junkers to the government, but having the backbone units be cheaper might just mean they sell high quantities of units to the government instead of high-cost individual units. There needs to be something else.
Replies: >>1228 >>1241
>>1227
>and then some boomer shrieks
That's not Christianity, that's Boomers. Boomers of any political stripe are retarded and sociopathic.

>the anti-war left has been practically unheard-of since the Bush era and they have no power in the Democratic Party.
There never was any truly anti-war Democrats, they were just mad about two things
I. It was Bush
II. It was brown countries
Look at how blood thirsty they are with Russia, a stereotypically European country* with supposedly more traditional values. To understand the left, you just have to understand; they hate White people, they hate beauty and normality, and they hate classical masculinity.
I think the only real gain you could get from any kind of suit would be covering the guy in more armor. Defeating non-AP rounds and shrapnel over the entire body would go a long way towards the survival of a door-kicker especially.  That would be a big deal for SWAT officers etc., and it would allow for complete safety during entry from most realistic threats.
Replies: >>1230
>>1229
The problem is the same as larger mechs, a portable power source. That's why the Iron Man writers wisely made the arc reactor, it basically handwaves all the problems of the power. But you're right, a mech suit for law enforcement can definitely get by with a limited run time measured in minutes, rather than military, which requires hours if not days of power.
Replies: >>1231 >>1232 >>1235
>>1230
This is what I thought too. If your power source won't keep a mech suit operating long enough to do a mission, then just change the mission profile so the mission is shorter. A plausible mech suit might be best thought of as a limited-time "super mode" powerup, like Super Sonic, not meant to be used for long durations. Of course this only really applies to larger suits; a light-model suit like I want to make could potentially last a very long time, but the armor protection it confers would be minimal. If mech suits became widespread enough, it might become common practice to construct charging stations for them and leave them all over the place, like what we're starting to see with electric car chargers. They may even be designed to use the same charging infrastructure as electric cars.
>>1230
I think any entry team would be the ideal use case. Beyond the sort run time, a soldier would have huge problems with heat and moisture management if stuck In a suit for any extended period.  They could easily overheat or get hypothermia. Overheating is a big part of why hard armor coverage is so limited now.
Replies: >>1233
>>1232
You could add active cooling to keep the user from overheating, but that would mean even more weight and expense.
Replies: >>1234
>>1233
That would come with greater power drain too.  You'd need some way to control evaporation off their skin in the cold as well. It couldn't breath like proper wither clothing and heating it would probably be a bad idea.
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>>1230
>arc reactor
A combination of the tokamak fusion reactor and the theory that super-saturating palladium with hydrogen (palladium can absorb lots of hydrogen creating palladium hydride) would result in nuclear fusion.  It actually has, just not at rates that would be useful
https://www.science.org/content/blog-post/nuclear-fusion-palladium-metal-no-really
The arc reactor using palladium is a throwaway line when Stark is in the cave and they're extracting little bits out of the missiles.  The ring he casts for the arc reactor is a palladium ring.

>power problems
Acme screw linear actuators only consume power to change position.  They consume no power while stationary, which means when a mech using these powers down it won't collapse. Downside is zero backdrive, so you better compensate for impact mechanically or in software.
You can also run them at much higher voltages than what they're rated for, just be prepared to compensate for it such as 1) the lead screw having enough intertia to coast right over the limit switches. 2) mechanical breakdown 3) overheating.  I've experienced the first two quite a bit.  I only overheated one during a malfunction when the motor was trying to push against the chassis.
Is /robowaifu/ down for anybody else? It's been having a lot of problems lately.
Replies: >>1237
>>1236
Yeah it's down rn. Simply revert to our bunker thread on >>>/robowaifu/ for waifu business, HoloAnon.
>>1226
>>1227
>The problem with that is the context. If the Bible verse says "give to the poor and help your fellow man", I know that means charity and contributing to my fellow man. But if some redditard says that, I know he means "import 10 quadrillion immigrants from the third world and tax me double."
>The things that alienated me were things like Redditards going "blessed are the peacemakers" and then some boomer shrieks "U SUM KINDA FUKKIN HIPPIE FAGGIT, BOMB IRAQ HURR DURR MURRIKA FUCK YEAH PRAISE JAYSUS!" Of course neoliberals are actually pro-war too; the anti-war left has been practically unheard-of since the Bush era and they have no power in the Democratic Party.
Well yeah, the Bible isn't a manual on how to live your vision of the American way of life: it's a sprawling collection of texts written over several thousand years with different genres, languages, and authors, all of which which culminates in God becoming man that man might be reunited with God. That's not an easy subject, nor is the divinization of man an easy step-by-step process (sorry Calvin). A lot of what Jesus says is incredibly difficult, some of it basically impossible without divine assistance, and you can't cheat truly difficult injunctions such as "love your enemies" by simply spreading your ass to the outsider and screwing over your actual neighbours, as that's just inverting who your friends and enemies are.
Replies: >>1242
>>1241
Well said, Anon.

>some of it basically impossible without divine assistance
As to the injunctions directly from Jesus Christ of Nazareth, *  I would say that most of it is literally impossible without divine assistance directly from the Holy Spirit.

>(sorry Calvin)
Heh.  :D

Cheers, Anon.

---
*  Confer the Sermon on the Mount, et al.
https://biblehub.com/q/core_teachings_of_the_sermon_on_the_mount.htm
https://biblehub.com/topical/s/sermon_on_the_mount.htm
https://biblehub.com/topical/naves/s/sermon_of_jesus_on_the_mount.htm
BTW, not that I myself personally mind but maybe we should continue our discussion of Christianity over on our bunker thread : ( >>>/robowaifu/55 )?

At this point I'm unclear what the /mecha/ BO's feelings on such things are, and legitimately we're not in a /mecha/meta thread. Cheers.  :)
Replies: >>1244
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>>1243
I'm more or less good with it, provided it doesn't permanently overtake the thread. My impression is that if a janny is too anal about threads rigidly staying on-topic, he risks killing the natural flow of conversation. Maybe a meta thread isn't a bad idea (I guess this doubles as a response to >>1238), but I'd rather not force all drifting conversations into there.
If you want something a little more on-topic, I'm surprised Exosapien Technologies hasn't come up yet. What those guys have been showing off for years is way ahead of Unitree's trash.
Replies: >>1245
>>1244
Great! Thanks for the input, BO.

>My impression is that if a janny is too anal about threads rigidly staying on-topic, he risks killing the natural flow of conversation.
Heh, likely true.  :)  I've probably gone too far in this direction at times (but admittedly /robowaifu/ is quite a different type of board, with very long-running conversations going).

>Maybe a meta thread isn't a bad idea
A combo with QTDDTOT is fairly standard fare for most boards, AFAICT.

>Exosapien Technologies
Wow! That's really cool, Anon. Thanks for the vids. Cheers.
Replies: >>1246
>>1245
It probably helps that like Mechnomancer, they design their mecha for a challenging situation instead of something that looks superficially impressive on a carefully controlled set. In Mechnomancer's case it's building mecha on a low-ish budget, whereas in theirs it's building mecha for offroading in the Canadian bush.
Replies: >>1247
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>>1246
At the risk of namefagging... :D

Aye, I've mostly been trying build meks on a low budget, but my focus has been primarily on developing motor control systems... because nothing really exists for controlling 12V actuators at 48v with the level or precision or margin of error necessary: modifying standard servos only works up to 24v because the actuators get inertia at higher voltages which you need to compensate for when reading the joint encoders... nerd talk blah blah blah.

The actual shape of the mech has mostly been secondary.  Lean startups (and other constraints) drive & force innovation, because when you have a large budget there is a tendency to just throw money at the problem and hope that fixes it.

But I think I have the kinks worked out of the motor control system now (the low level logic takes a surprising amount of power), the right side of my mech is pretty much calibrated. Gotta calibrate the left side, assemble the two halves and dress it up.

Maybe next I'll build a smol exosapien or a bipedal mek.  With the system I've developed it opens a lot of opportunities for neat builds.  I can also see how far I can push actuators to drive big ol legs...

>>1225
>mech in the $500k range
With the systems I'm developing its looking like even if I would sell one at $50k I would be making a massive profit.


If any of yall are wondering, skeletonics patent expired because they forgot to pay the annual fee.  They did somehow to patent strapping fighting games to an updated version of their suit.  But the original design is still free real-estate.

original patent: https://patents.google.com/patent/JP6314058B2/en

irl fighting game patent: https://patents.google.com/patent/JP7593663B2/en
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