Path: utzoo!utgpu!water!watmath!clyde!att!osu-cis!tut.cis.ohio-state.edu!mailrus!cornell!uw-beaver!tektronix!tekcrl!tekgvs!jans
From: jans@tekgvs.GVS.TEK.COM (Jan Steinman)
Newsgroups: sci.electronics
Subject: Re: Re: economical to modify a scanner radio ?
Message-ID: <4156@tekgvs.GVS.TEK.COM>
Date: 27 Oct 88 17:05:21 GMT
Organization: Tektronix Inc., Beaverton, Or.
Lines: 10

<...the public safety services all seem to use FM (even Highway Patrol at 42 
MHz) but aircraft tend to use AM. (would anyone care to explain why?)...>

Capture effect.  You don't want to lose your contact with a 747 on final 
because someone nearby turned on an FM broadcast radio that happend to be tuned 
10.7 MHz higher!

:::::: Software Productivity Technologies -- Experiment Manager Project ::::::
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