LJ
Understand your point now. Yes your right, it was manual typing in the air, but IIRC the F3 had a psuedo HTS but range to tgt to get the accuracy made things spicy! I think the E3 was a great idea, esp with radar tweaks that were going on.
Chug
It wasn't the IFF aerieals it was the RHWR aerials.
Merry Xmas one and all, and RIP Kev and Ploppy
30 mRad