I gave you a link that showed that Saab will upgrade computers and buses.If you can provide it, I would be very interested in a reference to this particular SAAB information.
"Major undertaking" in this respect would be in terms of the avionics, not the Gripen system as a whole. But it's quite possible you are correct, I don't have sufficient details on the Gripens' SC to claim as much. It's possible that some kind of omnibus solution - which supports several bus standards - is used that will ease the migration, but I've seen no evidence of this myself.
However I do know that a systems bus is the most integral part of any integrated computer hardware and thus the most comprehensive part to change. I also know that this has previously forced avionics designs to comprimise and provide proprietary solutions, the Gripens 5-bus design is an example. This is no less true for the F-22 and F-35 - or any system - of course, the only difference being that these developed from scratch with newer technology.
If your feelings are hurt I would advise you to back up your claims with some kind of reference, preferably a link.I would reconsider using insults towards your like-minded forum participants.
However, I was (obviously?) refering to a possible upgrade path in the 2020-2025 timeframe for existing Gripen customers. A major (but clearly not the only) argument for the tail-less design is to provide better stealth characteristics, in which it would approach the F-35. Though purely speculation, I also think it's reasonable to expect an avionics upgrade that would be on par with the F-35.
The major point of the matter is that the Gripen is often portrayed as the cheaper candidate of the "three" wheras the big picture is much more complex. Such a comprehensive upgrade or rebuild would have to be factored into the life cycle cost at this point. One could of curse choose not to upgrade, but then be left with a less capable fighter which has already reached its conventional design limits.
It's not necessarily a good deal for a weapons system which is expected to be operational until the year 2050 with relatively incremental upgrades.
Regards,
Bjørnar Bolsøy
The F-35s Norway are offered will not have thrust vectoring.
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