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Starfish Prime

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Viewing 15 posts - 841 through 855 (of 947 total)
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  • in reply to: Yeager says F-22 and the F-35 are a waste of money #2151538
    Starfish Prime
    Participant

    yes Freddy: how can you come up with the very suggestion F-35 is more draggy than PAK-FA ?
    sounds like heretic mischief to me !

    Why not take a look at wing area and skin friction drag? Then examine fuel fraction.

    Fuel fraction
    F-35 – 37.4-39%
    PAK-FA – 35%
    Su-35 – 38.5%

    http://www.f-16.net/forum/download/file.php?id=21845&mode=view

    in reply to: Yeager says F-22 and the F-35 are a waste of money #2151547
    Starfish Prime
    Participant

    It’s not just about engines, the soviets did not have CAD when the SU-27 was designed and the PAK FA has internal weapons bay that in stealth mode reduces drag/increases range. The air frame shape of the F-35 was compromised to get a STOVL version for the marines which was not good for range .

    So they reduced drag to half then? The main compromise on the F-35 is having bays large enough to fit 2,000lb bombs.

    Starfish Prime
    Participant

    Bring, it was exactly the fact that the F-22 development program was headed toward a let’s say extremely specialized, single use plane and the fact that in the pursuit of just a single paramether i.e. an uniform 360° RCS that led to both cost overrun and delay and in turn to end up with a plane that could not be adapted to other roles than to the one they were originally conceived that end up into the abrupt end of production.

    So you now say that those improvement they left apart can be easily installed, something extremely questionable IMHO but even if they were you still seem me to miss the main point.
    The damage is not the lack of certain components on F-22, it’s the fact that the production was stopped at 187 and it was so exactly for the two reason listed above: enormous delays and cost overrun and a plane lacking any realistic possibility to be adapt to a less specialized and somewhat even unattainable mission.
    So, given that actually it seems that for this reason they would be forced to retain in service a number of 30+ years old F-15C than Raptors maybe at this point it would be even more convenient to improve them.
    At the contrary maybe, just maybe the aalternative way I suggested would had end up in let’s say, purchasing an additional 100 “austere” but multi role F-22B, resolving so even the problem of the delayed introduction of F-35.

    Or maybe when the Cold War ended in 1989 and they saw Russia declining rapidly in the 1990s, it didn’t have the same urgency it would have had if the USSR had remained intact. That said, stupid decisions were made, like building different pieces across 42 separate states, that was a bad idea and did lead to increased costs.

    in reply to: Russia moving tac air troops to Syria #2151551
    Starfish Prime
    Participant

    You’d be surprised how few countries have even half-modern Tor.

    The pics show all we need to know- they are imitating the Tor-M2 with a very convincing fake, while claiming they have the real thing.

    That remains to be seen, the report says otherwise. Aside from that, it’s pretty simple to fly over the ceiling of a Tor and the range isn’t great either, so the threat is limited anyway.

    It came out in 1970 does not mean the technology behind is 1970. Soviet Union was not very efficient in implementation. They were using vacuum tubes for too long.

    So they were deploying 1950s technology in the 1970s??? I suppose the MiG-29s were 1950s technology too? Face it, the links prove your statement to be a bare-faced lie.

    in reply to: ECM pod can reduce RCS? #2151567
    Starfish Prime
    Participant

    Ok, so there are two articles from Janes on this subject in the appropriate timeframe, Jane’s Missiles and Rockets 1 July 2002 by Doug Richardson and Jane’s Defense Weekly 3 July 2002 by Robert Hewson.

    The two articles contain a lot of similar information (and surprisingly, some contradictory…) but the JDW actually has more useful detail.

    From the first article:

    From JDW

    But are today’s passive stealth aircraft also using active stealth. Very little has been revealed about their EW systems and work has now even started on cognitive/predictive EW system that can calculate AESA frequency hopping algorithms. It’s known that CATBird jammed F-22 radar using an APG-81.

    Starfish Prime
    Participant

    The US have the advantage now but Russia and China are rebuilding their inventory. The number and quality of their planes will quickly increase. Note also that the US pilot training has decreased significantly in the last years, and aircraft availability is low on some airframes types. If the USAF avoids a fighter shortfall of hundreds of planes in 10 years, you can expect the readiness to be low for a lot of old planes.

    That smells BS from LM. Several JAST and JSF proposal had canards. The Chinese could have built pretty much any airframe they would have wanted. And the J-20 is a polished Mig 1.44 only in the eyes of a LM fanboy.

    At what rate? What per year rate have Su-35s or J-16s been built at? You’re imaging things are happening, or going to happen, that aren’t

    And all those proposals were rejected. And again look at the canard and wing trailing edges, not parallel. Look at the nozzles, no serration. You don’t see the similarities with the 1.44?

    in reply to: Russia moving tac air troops to Syria #2151872
    Starfish Prime
    Participant

    Any thing exported to warsaw pact is second grade technology that was given to them 2 decades later. Yugo and Libya radar tech not more than 1950s.

    So you’re saying they didn’t have a P-18 radar that only came out in 1970? Many countries not even in the Warsaw Pact received P-18s. Your claim doesn’t stand up.

    http://thediplomat.com/2014/08/the-f-35-vs-the-vhf-threat/
    https://en.wikipedia.org/wiki/P-18_radar
    https://en.wikipedia.org/wiki/P-18_radar#Combat_History

    And they apparently didn’t have an SA-3 either, since that only came out in 1961.

    https://en.wikipedia.org/wiki/S-125_Neva/Pechora

    The SA-5s in Libya only came out in 1967.

    https://en.wikipedia.org/wiki/S-200_(missile)

    SA-6s in Iraq, Libya and Serbia again only came out in 1970.

    https://en.wikipedia.org/wiki/2K12_Kub

    SA-8s – 1971.

    https://en.wikipedia.org/wiki/9K33_Osa

    in reply to: Russia moving tac air troops to Syria #2151907
    Starfish Prime
    Participant

    So they were all expired?

    in reply to: F-35 News and discussion (2016) take III #2151910
    Starfish Prime
    Participant

    F-35A combat radius?

    https://s9.postimg.io/cq3o12cbj/New_Bitmap_Image_4.jpg

    http://www.f-16.net/forum/download/file.php?id=22488&mode=view

    in reply to: Russia moving tac air troops to Syria #2151923
    Starfish Prime
    Participant

    They may not realise that the equipment they are buying is downgraded, having seen only the spec for the export version.

    True – but it did give an insight into the S-400, which drew heavily on the design concepts and technology of the older system in order to reduce development costs.

    As you say, it cannot. Also, it may give few clues, if any, on how the material is made. The US programme to refurbish nuclear warheads hit this problem. There was little recorded information on how a certain essential material (codenamed ‘Fogbank’) had been manufactured some decades ago, and the facilities used to manufacture it had been dismantled.

    Surely every single person suggesting it constantly would promote enquiry?:D

    It gives what an S-300 looks like on radar, which helps it be identified but the radars themselves and radar technology and modes may have changed, hardware and software, e.g. AESA? RAM/RAS too has likely changed dramatically since 1983, with an increasing ability to analyse and build materials on the nano-scale and the ability of supercomputers to provide a better understanding of what’s going on.

    True about Fogbank but eventually they managed to improve on the original production method apparently. I wonder what the UK use in their warhead manufacture?

    http://www.lanl.gov/orgs/padwp/pdfs/nwj2_09.pdf

    Starfish Prime
    Participant

    So are you going to be pointing to the stuff that you have been falsely attributing to me? What about the ‘RCS’ expectations? Will we be getting further details/clarification on that?

    Nobody said what RCS they expected and nobody has officially said what RCS they are. It’s a puzzling statement since neither end of the comparison can be supported.

    Starfish Prime
    Participant

    Don’t forget to take into account that wages are a lot higher in western countries, and probably the highest in the US. So you can’t compare directly the expeditures of the US and Russia and China. Also it is not because you have a lot of money that you don’t waste a lot. When money is tight you spend more wisely the little you have.

    The US is dominant now, but it may not last for ever. The competitors are developping weapons systems that are equivalent and sometimes better ( because the US is cancelling and delaying so many programs ), and their military budget, in particular in the case of China is increasing rapidly.

    How and btw, concerning the canards, why did the naval F-23 proposal and the J-20 now have canards if it’s so catastrophic for stealth? I think you are drinking the LM kool aid…

    Compare on PPP then. Compare in terms of number of aircraft.

    http://www.globalfirepower.com/aircraft-total.asp
    http://www.globalfirepower.com/aircraft-total-fighters.asp
    http://www.globalfirepower.com/aircraft-total-attack-types.asp
    http://www.globalfirepower.com/aircraft-helicopters-attack.asp

    How many Su-35s has Russia got relative to the number of F-22s? How many J-16s? Not that that’s even a like for like comparison.

    Which weapons systems are better? Where’s the evidence of equivalence? What is this based on?

    Did the naval F-23 get built? Were the trailing edges of the canard and wing parallel? Why didn’t the F-23 have canards? There’s your answer. Not just LM cool aid, look at other stealth proposals, no canards. The J-20 is a polished MiG-1.44.

    in reply to: F-35 News and discussion (2016) take III #2151994
    Starfish Prime
    Participant

    Could have used EOTS and laser for ranging. Does the F-16 have an LWR? Or could have used two F-35s to triangulate.

    Starfish Prime
    Participant

    Oh okay, $600bn.

    Compare it to say the RuAF. How many old planes in there? 180+ F-22s and several dozen F-35s – that’s more stealth fighters than most European nations have fighters in total. Also about 500 F-18E/Fs with AESA, which are hardly old, 100 EA-18Gs, several hundred Eagles with AESA too. How many cruise missiles? A few thousand maybe.

    More a case of what they need relative to current threats. Right now, nobody else has stealth fighters, so job done. In 4 years maybe the first enemy stealth fighters will be entering service and then they’ll have probably several hundred F-35s with IRST and DAS, so again, requirement covered and enemy threat countered.

    Err… everyone would have predicted that was the aim. How stealthy is it with those canards? Don’t see any other stealth fighter with them. Jet nozzles, non-stealth design. Rear of canards not aligned with rear of wings. PAK-FA – that IRST bubble on ts own has the frontal RCS of several hundred F-22s. What’s the point in an internal weapons bay when that’s on the outside of your aircraft? Non-aligned surfaces, those nozzles. I think it’s yet to be proven that they even are VLO. LO maybe.

    Starfish Prime
    Participant

    When you spend $700bn/year on defence I’m inclined to believe it is about requirements. Even the HMS and AIM-9X were probably put off on the basis that the F-22’s objective is to kill enemy aircraft well before such items become useful.

    I think the confusion is between requirements and nice-to-haves. Requirements are to meet core needs and objectives. Nice-to-haves are things that would be a useful capability upgrade but not essential to core needs.

Viewing 15 posts - 841 through 855 (of 947 total)