Qam

Some articles on qam:

Super-fine Pitch - List of Sony FD Trinitron/WEGA Television Models Released in The United States
... N/A KD-36FS170 33" 36" Auto NTSC/ATSC/QAM N/A 1 KV-36FS210 33" 36" Auto NTSC N/A 2. 20W 195W 223 40x30x25 KV-32XBR450 29" 32" Auto NTSC N/A KV-32XBR400 29" 32" Auto NTSC N/A KV-32XBR250 29" 32" Auto NTSC N/A ...
Demodulation - QAM
... QAM demodulation requires a coherent receiver. ...