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1. [RFI] Singing Floodlights (score: 1): Author: Larry Burke WI5A <lburke@wt.net> (Larry Burke WI5A); Date: Fri, 07 Jul 2000 20:47:14 -0500; This is not technically an RFI problem, but it's somewhat related. I have four 75 watt recessed floodlights in the ceiling of my shack. As they age and get ready to burn out they produce a singing so; /archives//html/RFI/2000-07/msg00004.html (7,361 bytes)
2. [RFI] Singing Floodlights (score: 1): Author: Jim Smith" <jimsmith@bigvalley.net (Jim Smith); Date: Sat, 8 Jul 2000 20:08:18 -0700; Larry, can you tell us exactly what kind of lamps these are? Are they on a dimmer, and if so, what type? Jim Smith, KQ6UV blows problem. -- FAQ on WWW: http://www.contesting.com/FAQ/rfi Submissions:; /archives//html/RFI/2000-07/msg00006.html (8,367 bytes)
3. [RFI] Singing Floodlights (score: 1): Author: Jim Smith" <jimsmith@bigvalley.net (Jim Smith); Date: Sun, 9 Jul 2000 19:47:01 -0700; Hmm, that rules out a few possibilities. The "singing" is often a result of the filaments vibrating from a distorted sine wave. Could there be some power quality issues? It's not unusual for all bulb; /archives//html/RFI/2000-07/msg00008.html (8,317 bytes)

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