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Re: [RFI] Power Line Ultrasound Detector

To: RFI@contesting.com
Subject: Re: [RFI] Power Line Ultrasound Detector
From: "Cortland Richmond" <ka5s@earthlink.net>
Reply-to: ka5s@earthlink.net
Date: Wed, 17 Aug 2005 08:35:12 -0700
List-post: <mailto:rfi@contesting.com>
I noticed the similarity on the Web page between the smaller listening dish
and the ultrasonic listener. Could easily have been the wrong item -- or
built to the wrong plan.

Cortland

Bill NY9H wrote
> [Original Message]
> It did however , as the ad suggests , hear the babbling brook behind my
house.
> ( when standing next to it)...
>
> maybe the one we got as not working properly,,,
> I think it was just an  amp on an ultrasonic detector....


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