"Joe Nicholson" wrote to "Joe Paulson" (21 Jun 03  12:05:00)
 --- on the topic of "89.3 FM"

 JN> FM broadcast deviation is +/- 75Khz with a 25Khz guard band
 JN> on each side.  That is why FM stations are spaced 100Khz.

 JN> Deviation at 150-174Mhz is only 5Khz because only speech is
 JN> being transmitted -- no music.  There are other differences
 JN> in both transmitters and receivers between broadcast and PS.
 JN> The Bearcat sure doesn't have stereo decoding circuits.
 JN>
 JN> Thus you wouldn't get diddly squat from the Bearcat even if
 JN> you could afford a crystal for it.

There's also a little pre-emphasis. I think it is normally 75us though
with Dolby I think it is then set to 25us. This tends to make the sound
a bit brighter especially the 75us.

 Mike
 ****

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