[BC] CBS Color...lived on

[PeterH5322]

>And therein lies another possible source of confusion: Because 
>fully-compliant NTSC resolution can be better (and is, in the studio 
>before transmission), the real limitation is indeed the transmission 
>medium (over the air and cable), a bandwidth restriction imposed by 
>the 6 MHz analog broadcast channel. Before it hits the transmitter, 
>NTSC video can actually look pretty damn good.

The lower sideband is not bandwith limited, wereas the upper sideband is 
bandwidth limited so as to accommodate the FM audio, which is 4.5 MHz 
above the AM video carrier.