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[TenTec] Noise

To: Tentec@contesting.com
Subject: [TenTec] Noise
From: Ron Feutz <feutz@wctc.net>
Reply-to: tentec@contesting.com
Date: Sat, 11 Dec 2004 17:43:04 -0600
List-post: <mailto:tentec@contesting.com>
TT'ers,

I have some ugly new noise at the QTH. Starts out low and quickly builds to S 5-6 (RF gain up, 500 hz filter) for 10-20 seconds, and then abruptly stops. It seems to cycle about once a minute. The Omni 6+ NB does a good job on it, but when a strong adjacent signal starts up (within 10 Khz or so), I hear the guy's CW as raspy noise in my passband, and its strong enough to wipe out weak sigs. The occurs when the noise is strong. When the noise is absent, I don't hear the garf from strong adjacent sigs.

Any idea on what this type of noise is? If its from a power line or transformer, would it cycle like that?(I'm going fox hunting with a portable AM radio tonight).

What causes me to hear the raspy CW when the noise is there, but not when it isn't, and is there anything I can do about that?

73,

Ron - WA9IRV





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