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Total 3 documents matching your query.

1. TopBand: RE:Rx amps/noiseless feedback (score: 1): Author: Peter.Chadwick@gpsemi.com (Peter Chadwick); Date: Mon, 6 Oct 1997 17:13:38 +0100; The Anzac patent on noiseless feedback should have run out by now. I can't find my copy of it, but it's pretty old - back in the 70's. I guess one point to bear in mind is how the amp responds when t; /archives//html/Topband/1997-10/msg00054.html (7,498 bytes)
2. TopBand: RE:Rx amps/noiseless feedback (score: 1): Author: n7cl@mmsi.com (Eric Gustafson); Date: Mon, 6 Oct 1997 10:12:48 -0700; To: <topband@contesting.com> Peter, It is true that on 160 or generally on the low bands for that matter, the background noise level is moderate to high. And full size beverage antennas although not; /archives//html/Topband/1997-10/msg00059.html (8,569 bytes)
3. TopBand: RE:Rx amps/noiseless feedback (score: 1): Author: Peter.Chadwick@gpsemi.com (Peter Chadwick); Date: Mon, 6 Oct 1997 18:20:35 +0100; Eric N7CL has a point. It all depends on how much or how little background noise there is. I use a 2 turn loop about 1 metre on a side, with a push pull cathode follower, and get more than enough noi; /archives//html/Topband/1997-10/msg00071.html (7,764 bytes)

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