The AN/APG-77 is an advanced multimode tactical radar and is the primary
sensor for the F-22 Raptor fighter aircraft built by Northrop Grumman
(with Raytheon).
The APG-77 emits low energy
pulses over a wide frequency band. That is, the emitter changes frequency
and power levels after every pulse, in order that no two transmitted pulses are
PSK? Или Noisy LFM or CWFM?