WAMC Legal ID
Bob DeMattia
bob.bosra@demattia.net
Sun Oct 2 10:12:32 EDT 2011
>
>
> There is no "HD station and ... analog FM station"; it's one and the
> same station.
I thought that there is a separate HD transmitter which is usually combined
into
a common antenna, though in some cases they have a separate antenne too.
Although the center frequency is the same, there are two transmitters.
That being said, since the callsign is encoded into the data stream, I don't
understand why there is a requirement that the HD channel has to be
identified.
at all. Of course WZID in Manchester seems to revert to the string "HD"
sometimes.
Maybe that's why.
-Bob
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