I think what they should do then is to reverse the signals. Send the HD feed
over the fiber and the SD feed OTA.

--- In HDTV-in-SFbay@yahoogroups.com, Don Hackler <donh@...> wrote:
>
> The main reason to feed the sat (and cable) companies video over fiber
> is so that they have a signal if the transmitter is off the air. It
> also gives the TV station control on how the SD signal is cropped or
> letterboxed.
>
> The HD and SD feeds to the sat companies are usually separate. The HD
> signals are muxed into different feeds on different birds than the SD.
> Where the cable and sat companies are still using over the air
> signals, they converted to receiving the digital transmitters a last
> year, if not earlier.
>
>
>