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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[CQ\-Contest\]\s+ANC\-4\s+Noise\s+Cancelling\s+box\s*$/: 3 ]

Total 3 documents matching your query.

1. [CQ-Contest] ANC-4 Noise Cancelling box (score: 1)
Author: "W0MU Mike Fatchett" <w0mu@w0mu.com>
Date: Sat, 24 Mar 2007 13:38:24 -0600
I have had an opportunity to play with one of these boxes and they work very well *IF* you can get a sense antenna that hears the same noise that you have. It should only be as long as needed to pick
/archives//html/CQ-Contest/2007-03/msg00485.html (7,631 bytes)

2. Re: [CQ-Contest] ANC-4 Noise Cancelling box (score: 1)
Author: N6KI Dennis Vernacchia <n6ki_73@sbcglobal.net>
Date: Sat, 24 Mar 2007 17:16:55 -0700
Mike, I was successful with nulling out a single noise source of a quarry in a canyon behind my house. To not have to deal with teh annoying T/R relay in the unit and since all my rigs have or have b
/archives//html/CQ-Contest/2007-03/msg00488.html (8,953 bytes)

3. Re: [CQ-Contest] ANC-4 Noise Cancelling box (score: 1)
Author: <k8bb@comcast.net>
Date: Sun, 25 Mar 2007 09:36:32 -0400
It is also a good idea to ensure the remote "sense" antenna cannot get overloaded with RF from your transmitted signal. Whether your signal path uses the TX relay or if it is fed to an RX-only path,
/archives//html/CQ-Contest/2007-03/msg00493.html (11,436 bytes)


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