Re: Stereo for voice (was RE: Dr. Laura anywhere in New England?)

[Garrett Wollman <wollman@lcs.mit.edu>]

<<On Tue, 15 Jul 2003 13:38:17 -0400, Aaron Read <aread@speakeasy.net> said:

> However, WTKK/FM Talk is in stereo (when I checked it at 1:30pm, during 
> Bill O'Reilly)...go figure.  Must be the whole "listeners think stereo 
> light means good signal" thing Garrett mentioned.  Are any of WTKK's shows 
> explicitly stereo?  As in, you'd really lose something if it weren't in stereo?

WTKK runs subcarriers (RDS in particular), so perhaps they need to
keep the pilot on?  (Subcarriers are normally demodulated with a
synchronous detector locked to a multiple of the stereo pilot -- in
the case of the L-R [matrix stereo] subcarrier it's twice the 19-kHz
pilot; RDS is three times.)

-GAWollman