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Article #5449

Re: Boosting output of a little walkie-talkie

#5449
From: Mark Zenier
Date: Thu, 02 Aug 1990 19:43
19 lines
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In article <1694@yenta.alb.nm.us>, dt@yenta.alb.nm.us (David B. Thomas) writes:
> adam@media-lab.MEDIA.MIT.EDU (Adam Glass) writes:
> >Could I use a high-frequency op-amp as a voltage follower to amplify
> >the output of a little walkie talkie?  
> 
> The specific product you want is the "peak power booster".  It's an
> ingenious walkie-talkie power amplifier.  It switches your carrier on and
> off 8,000 times a second, providing 5 watt peaks, but averaging very low
> current (long battery life).  The receiver is very unlikely to be able to
> reproduce the 8,000 Hz whine and will get only your voice, just as strong
> as if it were transmitted 5W continuous.  

This is very hazardous to your health.  Since it would put out
strong sidebands +/- 8 khz of your signal (and probably multiples of same)
and wipe out at least the two adjacent channels if used on 27 Mhz CB, 
thus resulting in a crowd of pickup trucks showing up at your front door 
with irate occupants.  

markz@ssc.uucp
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Message-ID: <963@ssc.UUCP>
Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!pilchuck!ssc!markz
References: <3011@media-lab.MEDIA.MIT.EDU> <1694@yenta.alb.nm.us>

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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!pilchuck!ssc!markz
From: markz@ssc.UUCP (Mark Zenier)
Newsgroups: sci.electronics
Subject: Re: Boosting output of a little walkie-talkie
Message-ID: <963@ssc.UUCP>
Date: 2 Aug 90 19:43:40 GMT
References: <3011@media-lab.MEDIA.MIT.EDU> <1694@yenta.alb.nm.us>
Distribution: na
Organization: SSC, Inc., Seattle, WA
Lines: 19