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  • in reply to: The PAK-FA Saga Episode IX #2412000
    over G
    Participant

    The one in the middle has the same lines as the others.

    I don’t think so…

    The line beneath the nose end has always existed, there is a short line between the nose bottom and the intakes, that was normal, but the dorsal fuselage was pretty flat, they did extend the dorsal fuselage, the new su-47 has a very cute belly 🙂

    There was a modification, if you can’t see it, you are blind..or i’m crazy…:)

    This one is the original berkut with his old flat fuselage

    http://i42.tinypic.com/ormjol.jpg

    in reply to: The PAK-FA Saga Episode IX #2412424
    over G
    Participant

    No idea where you get that from. The Berkut has always had teh structure that can be seen on your pic. It looked like internal weapon bay then as it looks like one now. Don’t see ANY structural changes on the bird since the time it took to the air.

    http://h.imagehost.org/t/0489/belly.jpg

    http://h.imagehost.org/t/0513/flat.jpg

    http://h.imagehost.org/t/0438/long_fairing.jpg

    the one in the middle is the original, pre-modification

    in reply to: The PAK-FA Saga Episode IX #2412577
    over G
    Participant

    http://photo.strizhi.info/v/airwolf/airwolf/airwolf_030/

    Also the S-37 has been busy @ Zhukovsky this week:

    http://photo.strizhi.info/v/airwolf/airwolf/luftwolf_003/?g2_page=1

    Nice pictures, it seems the 47 is still being used for testing these bays, how many su-47 are?, only 1 i think.

    As you can see the modification was not easy, i doubt the original s-37 had internal bay, there is a clear structural change on the dorsal part of the fuselage to accommodate this bay, wonder if with the bays and the subsequent modifications they made enough room to place missiles inside, for firing tests, so i don’t really think the accommodation was easier on a new airframe that did not have any stuff to shoot something than on a well known airframe (su-27) with enough room to fit pods, fuel tanks, etc, etc, etc..

    Would be hilarious if they are going with FSW, despite official claims , don’t get me wrong, it would be a great and a real progress for the technology, not the bland stealth/composites/electronic gizmos, but a real progress for the general layout, but after all the people have said FSW are nono, it would be pretty hilarious.

    Looking at the facts, there is a probability that they are going with at least the 47’s fuselage, although i still think some 27’s evolution is more probable, due industrial issues, but i’m doubting this lately…

    Can somebody confirm what were all these plates on the 47 fuselage bottom?, i have always thought that were just covers for an unfinished conformal bay (ala 1.44), not sure though..if were plans for a conformal bay, with such modification, then is probable the bay has enough room to shoot something.

    http://paralay.com/s37/niz.jpg

    BTW, from where the plane got that landing gear?

    in reply to: The PAK-FA Saga Episode IX #2413373
    over G
    Participant

    Why not test the weapons bay on the Su-47, even if the design is vastly different from the PAK-FA? They may have been testing only the mechanism and aerodynamics of the doors when open and closed. For that they could stick it on any aircraft to get the data. The Su-47 might have been the most convenient with instrumentation already installed, no other pressing testing duties to perform, easily modified lower fuselage to mount the bay, etc.

    Remember, the bay hung below the rest of the fuselage as if it was tacked on. And I have read on this very forum it wasn’t deep enough to hold weapons, only test structures and mechanisms.

    I view the weapons bay added to the Su-47 to be like an engine pod hung under a random aircraft’s wing for testing.

    There are actually many prototypes with measuring instruments, the Su-35 is a excellent example, the Su-37 as well (which does not have any testing program right now), as well as some naval flankers (su-32?), and probably many others that were under testing with their respective instruments.

    If they just wanted to test the bays , the hydraulic systems, etc, at certain speed they would have done it on a modified bigger plane.

    They did use a fighter to test it on a specific fuselage, IMO, you don’t mount a engine testing pod on a fighter, or at least i have never seen it, i have seen it on bigger aircrafts where you can fit it and test it on safer conditions.

    in reply to: US To Withhold F-35 Fighter Software Codes #2413444
    over G
    Participant

    For example if a certian IFF code is received by the JSF then it could be programmed to shut down the radar, start transmitting “here I am” over all frequencies and finally sets the engine to idle… this is the sort of thing you might not want embedded in your costly new fighter.

    You are probably exaggerating here

    IRS-T
    ASRAAM

    Any radar guided hardware/ordnance?, just to know, from the start i have thought this adaptability issue is just another bashing over the JSF, but would like to know if there is such integration.

    in reply to: The PAK-FA Saga Episode IX #2413448
    over G
    Participant

    I was just talking about the basic layout, as was discussed, but guess you are another one who thinks the F22’s merchandising is more real than mother nature laws.

    in reply to: US To Withhold F-35 Fighter Software Codes #2413482
    over G
    Participant

    No euro F-16 has been adapted with european hardware?, missiles or smart bombs, i would like to know.

    Probably LM is afraid that new european hardware could be good enough to steal market for ordenance, but then, i would like to know any example of euro hardware mounted on US designs, and used by european or non-USA forces.

    I have not read, for example, any concern from MBDA (the meteor manufacturer?) regarding the source code mess…

    I’m still unconvinced that for integration you need the source code

    in reply to: The PAK-FA Saga Episode IX #2413572
    over G
    Participant

    Also, a layout similar to the Flanker would have a higher signature than the Raptor. I realize it’s self evident, but sometimes it needs to be said.

    You must be kidding there, check the area gradient between the F-22 nose and the Su-34 nose, the average angle is higher for the Su-34, check the exposed area between both noses, the secure reflection between both noses, the Su-34 nose is much better than the F-22 one.

    Check the gradient of the fuselage, compared it with the F-22.

    xxxxxxxxxxxxxxxxxxxxxxxxx

    in reply to: The PAK-FA Saga Episode IX #2413674
    over G
    Participant

    PAK FA looks approximately so. The basic racks of the chassis as at Su-34, two-wheeled.

    And what is your source?

    The funny thing is that if Sukhoi selects the su-27 development, it will be bashed hard by fanboys, but actually, such design will most likely get better LO characteristics than the F-22….

    BTW, how the engines are covered in this scheme?

    But since the Su-27 came out before the Black-widow, wouldn’t it make scense to say the Blackwidow looks like the 27

    There are similarities, but both are very different, the BW did not have vertical fins, i think, even the early proposal did not have, both are different, probably you are implying the early BW was based on the Su-27?, no i don’t think so.

    EDIT

    I still doubt that design will be chosen, why then Sukhoi did not test the bomb bays on a Su-27?, it would have been easier on a demonstrator, and the aerodynamics applied had been closer to the real deal, this doubt i have is just recently, (last time i read the thread, actually :D)…why then Su did test this “critical” device on a Su-47 and not on the Su-27?

    http://i42.photobucket.com/albums/e338/Hyperwarp/Junk/su-47-se1.jpg

    Unless is a manipulated image, but i have not read anything about it

    in reply to: Australia: Green light to buy Joint Strike Fighters #2414740
    over G
    Participant

    I think the fancy hangar thing was a B-2 issue, not a F-22 one.

    We don’t really know if the “stealth” maintenance is related with LO technology or lacking of experience on that area, IMO the good F-22 readiness in exercises compared with the poor fleet availability is a sign that F-22’s problems are more serious than just LO maintenance

    LO is something that is always called to save the Raptor’s face…everything is blamed on the supposed magical and uber complicated LO features…

    Let’s see how the F-35 does

    in reply to: The PAK-FA Saga Episode IX #2414835
    over G
    Participant

    Perhaps the shape will be the approach MiG had with the MiG 1.44 (an evolution of a more or less familiar shape)?:confused:

    Why do you think that? 🙂

    No, i think such layout is completely discarded, would be a great surprise though..

    Probably Su is not interested on a unstable plane, but the aerodynamic concepts on the Su-47 were very advanced, the plane’s charm was not only the FSW.

    The evolution of the pakfa could be end to be similar with the Yf-23 evolution, when the original Northrop proposal had similar layout, nose, wings, only 2 stabilizers and overall the same design, later it was “stealthified”

    But then, who knows

    in reply to: Australia: Green light to buy Joint Strike Fighters #2414842
    over G
    Participant

    F15 was never lost in air-combat and isn’t LO. How’s that?

    Because it never faced a decent foe, there is as well a nice mix of propaganda on that popular claim

    in reply to: Australia: Green light to buy Joint Strike Fighters #2414854
    over G
    Participant

    IMO, US was better off inventing new ways to jam enemy’s radars (maybe deploy strategic supersonic jammer – B-1A f.e.), than developing LO, which takes a lot of resources and later maintaining, while is comparatively easy to counteract.
    _____

    ECM jamming is as well a logistic issue, one problem in the Gulf war, was that despite the air strikes forces were strong compared with the sam and air defense forces that were supposedly completely destroyed (….) after the first raid of tomahawk missiles, still the iraqi radars were a problem…the main issue is that for real airstrikes (not fancy laser surgical bombing that did almost nothing), you need numbers, you need tons of bombs, and you need many planes ….that need their support, lack of ECM support was blamed for many unsuccessful missions, the standardization of LO technologies are meant to decrease the number of ECM supporting planes, thus managing better airstrikes against defenses

    in reply to: Australia: Green light to buy Joint Strike Fighters #2414880
    over G
    Participant

    Emitting Growlers would alert immediately that a strike package is incoming.
    The whole point with “stealth” is to reduce reaction time.

    Think again…

    All F-117s attacks were always supported by F111/A-6s ECM planes.

    When supporting failed, the stealth plane was downed…

    The point with stealth is not to reduce reaction time, but to avoid to get stuffed with sams

    The operation and the idea on 117s was never meant to going alone without ECM support

    Only if the entire package are stealth aircraft.

    Which has never happened

    in reply to: F-22, Typhoon, Rafale, and F16's Block 60 #2415392
    over G
    Participant

    Is the ultimate “fanboy” belief that cool looking bombs will perform better than Harpoon/HARM missiles, just because the later don’t fit on bomb bays

Viewing 15 posts - 526 through 540 (of 1,640 total)