As magic said JTIDS amazes anyone who hasn't seen it. Everyone needs it now, but unfortunately that aint gonna happen.
It is very satisfying showing to yanks - they get a bit of a shock when they realise that the F3s have by far the greatest SA of any FJ - hurrah, we have 1 thing better than them! Pity they are buying thousands and will rapidly overtake us.
Just on the "do fighters need decent radars" bit. Err, yes. For lots of reasons.