Viper RWR audio

[Beamscanner]

Does anyone know if the AN/ALR-56M Radar Warning Receiver provides synthetic audio, PRF audio, or a combination of the two?

 

There is various footage of F-16s providing PRF audio, but the jet has had several RWRs over the years (ALR-69 and ALR-56 in the USAF).

 

Some footage:

 

 

 

(very obvious PRF tones)

[nighthawk2174]

Don't forget

Sa2E AT 2:27 and sa3 at 5:22