OT Don't read this (was Re: Altair MBL source)

Paul Koning pkoning at equallogic.com
Mon May 2 09:17:33 CDT 2005


>>>>> "Geoffrey" == Geoffrey Thomas <geoffreythomas at onetel.com> writes:

 >> No. Narrow IFs and lack of design attention due to declining
 >> worthwhile content on AM (plus novelty of FM in the '60s) and
 >> other factors all conspired to make it sound crappy.
 >> 
 Geoffrey> There was a design - in the late 60's?- which used a
 Geoffrey> detector which demodulted both upper and lower am sidebands
 Geoffrey> and fed the result to separate speakers. Apparently the
 Geoffrey> effect during night time fading was exceptional.  Anybody
 Geoffrey> recall anything about this - Tony ? Sorry if this is ot.

Don't know about back then, but recently (within the past year) there
was an article about a receiver using that approach.  It probably was
in the ham radio publication QEX, and I think that it was by Wes
Hayward -- or at least he was connected in some way.

	paul



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