Various Decoders

Nicam Decoder

PCM Decoder

Sound in Sync Decoder

Nicam decoder

ATV  purpose

Texas Instruments Nicam  II

More info Nicam Decoder  (full doc)

Pulse-code modulation (PCM) For More  HIFI Quality

ATV  purpose

Sony PCM 701 ES

 PCM without modulation

PCM with modulation

More Info for PCM

Sound in Sync Decoder (Mono)

ATV  purpose

Varian LDM 1803