Posted: 2008-02-05 07:12am
What about using self-propelled/towed howitzer with proximity/infrared fuses to attack Harpie formations (economy of force and all that)?
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If it's just EM field screening, copper certainly would but that's not terribly practical. Steel should, but the minimum thickness would be rather greater due to the lower conductivity. Still, for the strength of fields we're talking about here, the minimum thickness should still be trivial; conductive paint should do the job in fact, and once the humans verify that I can see a mass redecoration campaign to render all buildings mind-reading-proof. A fine metal mesh should suffice for the windows, the frequencies involved can't be that high.The Duchess of Zeon wrote: And aren't there substances other than aluminium which would work?
Indeed and people are probably playing it safe, a steel helmet might do the trick on its own but best to be sure.It's just that aluminium is the cheapest and mostly widely available to modern society.
I'm not disagreeing with you since steel is very easy to mass produce in comparison to any other metal, but if you allow aluminum alloys (Al-Cu for example) to still have anti-baldric protective characteristics you can get some tough protection.Stuart wrote: Not to my knowledge; remember aluminum is less resistant to bullets than steel; it needs about three times the thickness of aluminum to give the same protection as steel. Most modern helmets are made out of kevlar and offer significantly better protection than steel so going to aluminum would be trading off protection for not very much. Much simpler just to line one's helmet with aluminum foil
It'll take a while to R & D 105 and 155 mm shells with such capabilities, then modify the howitzers to take advantage of such capabilities-- not to mention manufacture enough radars to let the gunners hit anything. It's probably easier to put the 88 mm, QF 3.7 inch AA, 90 mm, and/or 120 mm M1 guns back in production. (If these guns do get put back in production, I imagine a lot of WWII vets will volunteer for service again.)[R_H] wrote:What about using self-propelled/towed howitzer with proximity/infrared fuses to attack Harpie formations (economy of force and all that)?
I'm not talking about a radar proximity fuze, but an infrared fuze. Harpies don't seem to be much faster than helicopters, coupled with the fact that it would for firing at Harpie formations (not individual units) optical aiming should be adequate (IMO). What would be neat to use (direct fire) on the baldricks (both aerial and terrestrial) would be a "Mehrrohrkanone", asSidewinder wrote: It'll take a while to R & D 105 and 155 mm shells with such capabilities, then modify the howitzers to take advantage of such capabilities-- not to mention manufacture enough radars to let the gunners hit anything. It's probably easier to put the 88 mm, QF 3.7 inch AA, 90 mm, and/or 120 mm M1 guns back in production. (If these guns do get put back in production, I imagine a lot of WWII vets will volunteer for service again.)
Unlike a Gatling gun, the Meroka CIWS uses individual guns firing in salvos, or simultaneously, the barrels are purposely skewed in order to expand the impact area.
I think its unrealistic for Petraeus to lead the forces against hell. He can't be the best combat commander available. This is the greatest war in human history and Petraeus is a glorified desk general who is known for sucking up to his superiors. His boss the head of CentCom William Fallon called Petraeus an ass kissing chicken shit. So far during the war in Iraq Petraeus has been blamed for such fiascos as the insurgents taking over Mosul right after he was in charge there, the failure to train the Iraqi Army and the failure to prevent the theft of the Iraqi arms procurement budget a few years ago. He's currently carrying water for the administration so that he can run for president in the future. This story presents Petraeus as if he was another Eisenhower or George Marshall but he's a joke.Starglider wrote:[]
It's kind of nice to see this guy get a straight-up military challenge he can excel at, after the PR circus of the Iraq War where he could do his job perfectly and still be reviled back home. That said I'm still trying to work out how serious the character assassination of Secretary Gates was supposed to be.
Our opinions on that area differ. Dramatically.Sean Mulligan wrote:I think its unrealistic for Petraeus to lead the forces against hell. He can't be the best combat commander available. This is the greatest war in human history and Petraeus is a glorified desk general who is known for sucking up to his superiors. His boss the head of CentCom William Fallon called Petraeus an ass kissing chicken shit. So far during the war in Iraq Petraeus has been blamed for such fiascos as the insurgents taking over Mosul right after he was in charge there, the failure to train the Iraqi Army and the failure to prevent the theft of the Iraqi arms procurement budget a few years ago. He's currently carrying water for the administration so that he can run for president in the future. This story presents Petraeus as if he was another Eisenhower or George Marshall but he's a joke.
Hmm. Damn. How hot would the Harpies have to be so that the fuzes wouldn't get distracted by the sun etc? How expensive would such a sensitive infrared proximity fuze be?Sidewinder wrote:It'll take a while to develop infrared fuses that can target a biological creature WITHOUT getting distracted by the sun, other biological creatures (birds), campfires, etc.
All of which is correct. I've known Petraeus for some years and he's very sharp, very skilled and an impressive military intellectual. That's why he got the job he did. You're also quite right on your last point, he's the commander on the ground and one doesn't change such commanders at the last moment when a battle is about to start.CaptainChewbacca wrote:Petraeus seems pretty sharp to me, and you don't get put in charge of America's largest ongoing military operation without knowing a thing or two. Plus, it would be unbelievably bad command-wise to pull out a commander once an enemy army is on the ground.
We've already established that Harpies aren't hot enough to give a reliable lock for a heat-seeking missile, so an IR proximity fuse is nota good investment. Anyway, the existing radar proximity fuses would be perfectly adequate (as we saw in Part 1).[R_H] wrote: Hmm. Damn. How hot would the Harpies have to be so that the fuzes wouldn't get distracted by the sun etc? How expensive would such a sensitive infrared proximity fuze be?
Ah. Would a radar proximity fuze be cheap enough to be good enough to use as an anti-Harpie formation weapon?Stuart wrote: We've already established that Harpies aren't hot enough to give a reliable lock for a heat-seeking missile, so an IR proximity fuse is nota good investment. Anyway, the existing radar proximity fuses would be perfectly adequate (as we saw in Part 1).
They have been since 1943.[R_H] wrote:Ah. Would a radar proximity fuze be cheap enough to be good enough to use as an anti-Harpie formation weapon?
They were mass-produced for 5" shells in World War 2.[R_H] wrote:Ah. Would a radar proximity fuze be cheap enough to be good enough to use as an anti-Harpie formation weapon?
I wonder if any of those are still around, and if so could be adapted to 155mm shells. On this site there's a section about a radio proximity fuze that the US Army used at the end of WW2 for airbursts and anti-aircraft in with their howitzersWW2 fuzes:KlavoHunter wrote:They were mass-produced for 5" shells in World War 2.[R_H] wrote:Ah. Would a radar proximity fuze be cheap enough to be good enough to use as an anti-Harpie formation weapon?
This new smaller fuze, which was later termed the Mk 45, appeared to be small enough and simple enough to manufacture to meet the requirements of use in Army field artillery. Consequently the Army began to become quite interested in using this fuze for obtaining air bursts against personnel, etc. with howitzers in addition to use as an antiaircraft weapon. By September 1943 successful tests had been achieved with this fuze and it was started in production at the Crosley Corporation.
The first model being produced was a model for the Army 90mm antiaircraft gun. In addition, models were being developed for use in all various Army howitzers. Production facilities were being expanded in order to produce the enormous quantities required for such Army uses and quantity production eventually got underway on these various models of the Mark 45. Up until this time, because of security considerations, it had been decided that proximity fuzes should not be used where there was any chance of a dud falling on enemy territory and being recovered by the enemy.
You make a good point about the need for a continuity of command but I was just responding to Stargliders comment implying that Petraeus has been treated unfairly by the press. Here's an interesting article about Petraeus from the American Conservative magazine. http://www.amconmag.com/2007/2007_09_24/article2.htmlCaptainChewbacca wrote:Petraeus seems pretty sharp to me, and you don't get put in charge of America's largest ongoing military operation without knowing a thing or two. Plus, it would be unbelievably bad command-wise to pull out a commander once an enemy army is on the ground.
Engage brain before opening mouth. The original design used vacuum tubes. As you may or may not have noticed, there have been several generations worth of progress in electronics since then. Under no circumstances could it be cheaper trying to rehabilitate museum pieces than simply produce new fuses with modern ICs (and most likely new shells to fit them to).[R_H] wrote:I wonder if any of those are still around, and if so could be adapted to 155mm shells.KlavoHunter wrote:They were mass-produced for 5" shells in World War 2.
Stuart already said this isn't the place to be discussing the merits of General Petraeus as a military commander or in any other capacity. I suggest you walk away.Sean Mulligan wrote:You make a good point about the need for a continuity of command but I was just responding to Stargliders comment implying that Petraeus has been treated unfairly by the press. Here's an interesting article about Petraeus from the American Conservative magazine. http://www.amconmag.com/2007/2007_09_24/article2.htmlCaptainChewbacca wrote:Petraeus seems pretty sharp to me, and you don't get put in charge of America's largest ongoing military operation without knowing a thing or two. Plus, it would be unbelievably bad command-wise to pull out a commander once an enemy army is on the ground.
Chewie, you (nor I, for that matter) don't have the authority to request a user "walk away" from something - the moderators will handle it if they think it should be split off, sent to the HOS or whatnot. Should you have a complaint, feel free to ask the moderators or supermoderators in charge.CaptainChewbacca wrote:Stuart already said this isn't the place to be discussing the merits of General Petraeus as a military commander or in any other capacity. I suggest you walk away.
Take a look at who wrote it. Hardly an unbiased or authoritative appraisal. The fact is that General Petraeus has a long history of achievement and has been regarded as one of the intellectual greats of the Army for the last decade at least - way preceeding Iraq.Sean Mulligan wrote: You make a good point about the need for a continuity of command but I was just responding to Stargliders comment implying that Petraeus has been treated unfairly by the press. Here's an interesting article about Petraeus from the American Conservative magazine. http://www.amconmag.com/2007/2007_09_24/article2.html