[Premium-Rx] ISB

[rob.j.davies at philips.com]

Barry Hauser wrote:

> If I'm not mistaken, doesn't AM BC stereo work on an USB/LSB basis? (not 
a subcarrier as in FMBC)
 
> Barry

One system (Kahn) did.  Others used phase modulation or FM for the L-R 
channel.  Motorola C-QUAM, which is still in use, uses a modified QUAM 
approach: generate QUAM, limit it and modulate the result with L+R. 

Rob.

.


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