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File: porous_steel.png (202 KB, 685x501)
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I'm a brainlet when it comes to acoustics, but are there reasons other than price/difficulty as to why a monolithic suppressor made of sintered titanium or stainless steel wouldn't work ? Think of acoustic foam with insane weight to structural strength.

https://www.youtube.com/watch?v=Bq2AM9x80nA&t=63s
>>
You mean the whole thing is made of titanium or steel but with the topology of foam, and with a caliber-sized hole in the middle for the bullet? If that’s what you mean, well all that material, despite being porous, gets in the way of the gas, and so the path of least resistance for it is to follow the bullet out of the front. You want there to be lots of empty space with only the occasional obstruction (baffle) for the gas to freely flow into.
>>
>>64697430
>but are there reasons other than price/difficulty as to why a monolithic suppressor made of sintered titanium or stainless steel wouldn't work ?

Not really. "Cost" is a huge driving force in the can market.
Metal foams have been tinkered with for cans, but it all comes back to cost of manufacture well before other issues.
>>
>>64697443
>the whole thing is made of titanium or steel but with the topology of foam, and with a caliber-sized hole in the middle for the bullet?
Yep precisely. You can control the pore size and structure so that it looks like this in the center and the pores get finer/tighter towards the outside walls.
>>
>>64697462
Well imagine you have such a can. And it has a decibel reduction of x. Now transform this can into a conventional one. I.e. make the pores bigger until there’s no foam left and it’s just empty space. Now the internal volume is greater and there are no obstructions whatsoever impeding gas flow into the baffles. You can expect a decibel reduction of *at least* x, but likely quite a bit higher.

What do you think the benefit of a foam suppressor would be?

By the way, I think some people do use steel mesh inside their cans. I don’t remember what for, I want to say it’s for use with gel so the report is quieter, but I’m not sure.

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What is /k/ favorite type of glock?
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>>64696866
>double springs were a minor failure point
If that's true then it took them 16 years to address it, kek
>>
>>64697357
Extremely minor. Probably took autistic analysis of 10 years worth of data to make the call.
>>
>>64697226
I'm not super happy about the idea of a trigger guard attached directly to the belt. The old kydex trigger guard on paracord and a clipdraw combo at least means the gun can't use its own weight to get out of the guard.
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>>64697454
I used to use a MIC but they kydex was too weak and cracked (and no I didn't slip it on wrong, ever). Unless the butt of the gun gets a hard whack forward its secure enough and if it did hit my belt keeps it from moving forward much so it stays in place and the trigger is still protected. I'm not fighting people in the streets or tackling folks to the ground so the odds of that even happening are almost zero anyways.

The pros of the Vanguard outweigh the cons for my usage.
>>
>>64697440
>10 years worth of data
>had it right the first time
Just like when they deleted the finger grooves

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>retconned as amazing commander
>actually complete shit
>failed to do even the bare minimum to protect the landing zones in France
>planted like 4 mines
>crews were so poorly trained they did not fire on ships at all with large gun batteries
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>Nevertheless, there is also a notable number of officers who admire his methods, like Norman Schwarzkopf who described Rommel as a genius at battles of movement, saying: "Look at Rommel. Look at North Africa, the Arab-Israeli wars, and all the rest of them. A war in the desert is a war of mobility and lethality. It's not a war where straight lines are drawn in the sand and [you] say, 'I will defend here or die."[170][171] Ariel Sharon deemed the German military model used by Rommel to be superior to the British model used by Montgomery.[172] His compatriot Moshe Dayan likewise was known to admire and study Rommel.[173][174] Wesley Clark states that "Rommel's military reputation, though, has lived on, and still sets the standard for a style of daring, charismatic leadership to which most officers aspire."[175] During the recent desert wars, Rommel's military theories and experiences attracted great interest from policymakers and military instructors.[176][177] Chinese military leader Sun Li-jen had the laudatory nickname "Rommel of the East".[178]
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>>64696519
>if it wasn't for him openly disobeying orders and forcing the hand of his superiors
any Prussian officer would do this. insubordination welcome as long as you win.
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>>64696350
What a stupid fucking idea. What was he thinking??
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>>64696470
A "failure" that forced much greater expenses on the Germans than North Africa ever did. Taking Italy out of the war wholesale and forcing the Germans to both occupy it and dedicate an army to stall the allied advance by itself changed the strategic picture of the war, and not in Germany's favour.
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>>64695046
OP is a glorious winged faggot, as usual.

https://nextgendefense.com/poland-invisible-shield/

>Poland’s STRATUS system uses high-intensity electromagnetic pulses to disable hostile drones, creating an “invisible shield” without explosive or kinetic effects.
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>>64695147
there's this thing called aerodynamics anon.
>>
i hope we will be keeping this tech for ourselves, since every sane Pole knows that america won't help us if russia starts chimping out
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>>64696975
Shielded cables have been a thing for decades. The controller board can be shielded inside the composite/plastic housing, it doesn't have to be outside. The structural materials aren't sensitive. Battery is easily wrapped.
The only things that might be fiddly and require some actual engineering are the camera and the motors. But if it's done properly by the manufacturer it shouldn't add much weight.
>>
>>64690743
https://cyberdefence24.pl/cyberbezpieczenstwo/polski-system-do-ochrony-infrastruktury-krytycznej-przed-dronami
>>
>>64691036
Some of you may die, but it is a sacrifice I am willing to make.

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>$344 million per plane
>So we can gift them to Israel

Literally how the fuck are these F-15s so expensive what the heck
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>>64697265
>what do you mean you dont want to pays for my endless wars???

>Fucking nazis! It's like anudah shooooaaaaaaah!
>>
>>64697291
Not a single good one.
>>
>>64697301
>>64697310
Confirmed hysterical parasite writhing in anger that the host noticed it.
>>
>>64693289
Next time don't vote for a guy that pimped off his daughter to Jews. Not that the other team was any better, what with their obsession to flood the US with spics.
>>
>>64693323
Israel flies about 66 F-15s and they've all been used extensively in their recent campaign to destroy the terrorists from Hamas by targeting civilians instead. So it's likely that after decades using them, their airframes must be in dire need of replacement. Plus the F-15EX is ultra fucking modern, even when compared to the avionics that the Foreskin Munching tribe can develop domestically.

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Chile sending Marders to Ukraine, possibly Leopards.

Chile has sent an initial batch of 30 Marders to Europe as part of an extended ringtauche scheme. They will be refitted and sent to the Ukrainian frontline. Chile will recieve Skyranger equipped vehicles in return.It is likely that aging Leopard 1s in Chilean service will be sent along with more Marders.

Chile planned to refit it's Leopard 1 fleet as missile destroyers and smart mortar carriers as Chilean Leopard 2s and Marders are upgraded by FAMAE and Turkish partners to totally replace all Leopard 1 tanks and M113 remaining in service. Now it seems that the Leopard 1 and YPR76 vehicle pools may be done away with entirely at a rapid pace, sent abroad, as the Leopard 2A4CHL and Marders become the reserve units at an accelerated pace.

A staunch NATO ally, Chile has flirted with purchasing new build Leopards over the years as well as Puma and Lynx infantry fighting vehicles with German arms makers even proposing domestic production. The time for that may come soon. With the sometimes hostile neighbor Peru set to soon induct the K2 MBT and an 8x8 IFV variant of the K808 into service and rival Brazil likely to acquire the CV90MKIV and a new yet announced MBT soon, it is likely that Chile, now with a new pro-military cabinet elect will choose to acquire new build modern armor.
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>>64697367
How were you able to solve the captcha with such poor reading comprehension skills?
>>
>>64695985
https://www.landracebureau.com/product-page/crimean-hash-plant

You could grow ukrainian weed. I've never heard of it though and I'm a 45 y/o deadhead.
>>
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>>64695998
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>>64697134
During MAidan, in america, my local store up and stuck the entire lot of russian stuff in the back corner and took out the lightbulb over it so there was this strange dark area lmao. They still sold it but like, you got the message.
>>
>>64695822
As a peruvian I feel extremely jealous, they not only have cleaner cities but arr contributing to TZD, well, we still have better food.
T. Peruvian.

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Do the upper echelon military dudes continue to train with firearms throughout their careers, or would they be completely useless in a fight?
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>>64691095
Depends on the circumstance. During GWOT, I can vaguely recall some high ranking dude that shot someone during a green on blue attack. I wanna say the guy was a general, but my memory is shit and I'm too lazy to google it.
>>
>>64694822
>American officers are cats
>>
>>64695228
North/South Divisions were still very unclear for the majority of Gooks in 1950. For some, as far as they cared, since it seemed that the North was winning in 1950, they simply accepted that they shall be the new bosses.
>>
>>64691089
doesn't happen in a real war, there will be a platoon to battalion size element for force protection
if anything the HQ is more likely to get bombed
>>
>>64695228
The Korean government was hilariously corrupt before and after the war. Further, a bunch of peasants seeing a random American wander around, with many more Nork soldiers who would probably punish them for not giving up the guy would logically give up the guy. This isn't the same as Chinese partisans helping Doolittle raiders escape Japanese soldiers looking for them at enormous cost to themselves just to give Japan a fuck you.

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What's the minimum standard to train to if you are going to carry? I am not talking SOF, I am not talking some mercenary company standards.

Just something that a person can't do after 50 rounds, but 100% of people can do after 3-6 months. Think 2 plate bench / 3 plate deadlift.

I am guessing it's 2 rounds on target from rest or holster in x time. What's that x?

What's the best way to train for it?

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The brits did It with during WW2 to fight off German subs and Luftwaffe raiding their merchant ships, called CAM (Catapult Assisted Merchantmen, ship) and MAC (Merchant Aircraft Carriers): https://youtu.be/i6BqpInpZ2w
So nowadays with Steam and Electromagnetic catapults and CAA/UCAVs wouldn't that be much easier?
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I wish they would spin up harrier production. It would be so funny if there was a demand for them from countries that cannot afford the F-35b
>>
Modern CAM ship dont really make sense for a lot of different reasons. Strapping a Hurricane on a rail with some booster rockets made sense given that the fighter cost a fraction of the freighter. With an F-35 those costs might be inverted, unless you're talking about the utterly massive ships. But even so, the threats that they'd be protecting against are much different. In 1940 your biggest threat was a Ju-88 or Fw200 appearing on the horizon, and with that a couple minutes heads up could put a fighter up to defend you. How exactly do you anticipate detecting a modern threat with a civilian vessels sensors, be it a submarine, enemy aircraft or cruise missile?
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>>64695513
"It's deja-vu all over again"
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>>64696476
Harrier was not safe or cheap

Alas I hope Spain flys them for a long time for the memes
>>
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>>64695522
>>64696699
>>64695479
>billions in aircraft and ordinance
Pic related with modest modifications and a ramp or very basic catapult would work just fine. If the US is slinging 200km+ anti ship missiles from helicopters then a biplane can do the same thing, better even due to vastly superior range.

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Why don't modern rifles have a cleaning rod along the barrel anymore with a cleaning kit in the stock/grip?

Seems like a pretty inelegant solution to give the soldier these separate maintenance packages when it all could be mounted on the gun, easily and quickly accessed when needed, and never misplaced/lost.
93 replies and 9 images omitted. Click here to view.
>>
you don't need to clean the barrel unless you're shooting a black powder gun or you're some obsessive precision shooting autist cleaning the barrel every range trip
>>
>>64685664
Even what you've pictured was not "full length" and often required an extension, and said extension was often retained by an NCO, as to keep soldiers from damaging their rifles via unsupervised cleaning.
a good example is the K98K, which retained a cleaning rod, but was meant to be cleaned by the individual soldier with the RG34 cleaning kit , AKA "Rosary Beads".
>>
>>64685597
The NGSW-AR if SOCOM had managed the program instead of some corrupt-ass colonel from the regular Army.
>>
>>64697156
You didn't answer his question, you pulled a whatabout
>>
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>>64697112
So, you're positing that a separate cleaning kit is bad because it can be lost, but what the fuck are you supposed to do with only a cleaning rod?
OP, you are seriously fucking retarded and I'm fucking sick of scrolling past your retarded fucking thread.

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I love 7mm-08 and I’m tired of pretending I don’t.
>>
>>64696693
Be not ashamed for your love of 7mm-08, for it is a fine cartridge.
>>
>>64696858
Thanks fren. It’s a cool cartridge.
>>
i think .358 winchester is a most cromulent cartridge
>>
Sorry bro, you’re not allowed to like 7mm-08 anymore. We established in the other thread that it has the worst name of all the cartridges, thereby rendering it cringe.

>>64697230
>cromulent
Hey I learned a new word, thanks anon. But do you really mean that 358 Winchester is just a merely adequate cartridge?

I played around with the idea of a 358 Winchester with a shorter case (or an 8.6 blackout necked up) in an online ballistics computer. It could be a seriously impressive cartridge. >3000ft*lbs with a very high BC and all from a very short barrel. Could also do ultralight bullets at 3200+ fps, CETME-style. And the more I think of it, the more certain I am that that is what 8.6 blackout should have been.
>>
>>64697422
i just think it works is all
simple as

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Have you ever had people bother you for shooting guns outside of ranges? I'm thinking hunting, shooting on public land, shooting in your backyard, etc.

How did it go?
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>>64690905
no, but Ive had people bother me for shooting on ranges, ironically
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>>64691359
Do it with a Mosin from across the street and 175gr JSP and watch em fuckin spin
>>
I dated a gal who hated that I own guns. Key word being dated
>>
>>64691359
I completely support your shitbull assassination idea. Get those white trash fucking things out of here.
I won't even consider them nigbulls since the only people who fight tooth and nail to protect those dogs are white trash retards
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>>64693855
They live better lives than any anon itt

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Last one dead. These threads need to be more common.

Between a Mossberg 590 and a Remington 870, which should I keep? Recently was given an 870 and I don't really care to have two shotguns.
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>>64697304
The army and cops use more than ARs and shotguns, dummy.
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>>64697201
>A combat shotgun's a meme because you can just buy an AR you retard.

Buy both. Easy enough.
>>
>>64697381
I use a LAW rocket launcher for home defense
>>64697391
are you duel wielding?
>>
>>64697400
>are you duel wielding?
No, quad wielding. I have very long toes.
>>
>>64697419
>very long toes
show us :)

File: Milley-1-scaled(1).png (2.22 MB, 2560x1829)
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LYING ABOUT MEDICAL HISTORY: GOOD (YMMV)
LYING ABOUT CRIMINAL HISTORY: BAD

>Resources:
>Before you ask a question, check the FAQ
pastebin.com/Rx0nDuga (embed)
>Free ASVAB Practice Tests
www.asvabpracticetests.com/

>Fort Jackson Army Basic Training Guide (Nov. 2020)
pastebin.com/yg972vRE (embed) (Short version)
pastebin.com/53tsDj90 (embed) (40 page version)

>Special Forces Fitness Guide
SWCS SFAS guide

Comment too long. Click here to view the full text.
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>>
Could the marines end up being a fun experience? I just want to do 4 years and probably peace out just to say I did it.

I am open to any branch but I want to do something reasonably cool but not something with an absurd attrition rate either.
>>
>>64697358
It can be, but have you thought about the specific MOS you want? There's a vast difference in terms of quality of life between going open contract marines for 4 years and picking something that interests you.
If you haven't thought about it yet and just want the stereotypical military experience, do Marines 03xx or Army 11x (optional, do option 4 for airborne or option 19 for hawaii or drum for a guaranteed better experience than being at an armored unit).
>>
>>64697379
No real specific MOS. I figure none of them will lead to getting a job straight out of the military, no? I'm 26 and kinda bored of life, so I only have 2 more years before the Marines won't take me

Seriously I'm considering any branch that someone can sell me on.
>>
>>64697415
Do you have any college? What are your interests? What do you plan to do after the military?
Do you have criminal history, medical issues, major debt, or foreign contacts?
>>
>>64697418
Some college, good with mechanical stuff I guess, no real plans after the military, maybe finish college but right now I'm not motivated to do much of anything. I have so many hobbies but nothing really ever clicked with "that's what I wanna do" if that makes any sense. Kind of a loner if we're being honest

Criminal history none
Medical issues, none, may need to work on my running but that's anyone who hasn't ran in awhile
No debt, no foreign contacts

Why was the Longbow in use for literally 300 years when it simply could not penetrate armor? I have watched several experiments with modern reproductions and never once has it achieved penetration of plate armor. In this latest one they can't even pen at point-blank range a late medieval brigandine and cheap Sallet helmet which was worn by poorfag troops. Rich nobles wore high-end bespoke plate made from tempered steel with every surface calculated to deflect blows and it would have zero chance against that. The amount of training that went into using the bow doesn't seem worth the results.

https://youtu.be/SFFgcTzCvMo
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>>64684834
why worry about penetrating the knights armour when it will kill the horse he is riding, trapping him under the dead horse, opening him up to a sharp application of a misericorde though his visor or other gaps in his armour
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>>64693010
Because it won't. The French only sent a few hundred men on horseback to charge the English, and despite being shot at by archers with a 10-20:1 ratio on them, the leader of that force survived unharmed. Had the English not had mud and fiend fortifications, the archers would've been rolled over, like what eventually happened at patay. Even if you shoot a horse, it won't just stop, they'll run until their heart stops.


Plus, they literally dealt with English bullshit by just dismounting and advancing through it.
>>
>>64684834
Primarily elite troops were armored enough to be immune to longbows- as others have mentioned, due to the volume of fire, even if the longbows don't penetrate- they could cause other problems for fully armored opposition.

Brings me to my other point, the English longbow obviously has trouble penetrating full plate armor and I'm sure high quality brigandine as well. But if we are talking about other forms of armor, it has no issue- not to mention, historical armor very well could have been made of lower quality materials, and been made to be functional with less material. It is difficult for modern armor smiths to make reproductions without them being completely superior to their historical counterparts.

Not as many soldiers had full protection as you think, equipping someone in that way was very expensive and laborious for all involved. Only the best or most wealthy would receive such honors.
>>
>>64684857
>archers who would not normally be under attack
nigga...
>>
>>64685032
No one does, that's what is funny.

Everyone in a (historical) thread like this is full of shit. It's impossible to know, without going back in time.


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