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1. [Amps] Magnetic shielding (score: 1): Author: Borislav Trifonov <bdt@shaw.ca>; Date: Sun, 19 Jun 2005 06:14:13 -0700; I had a 1.5 kW microwave oven transformer (MOT) that I took apart, removed the magnetic shunts, and when putting it back together, I interleaved the laminations (originally, all the Es were together; /archives//html/Amps/2005-06/msg00142.html (8,281 bytes)
2. Re: [Amps] Magnetic shielding (score: 1): Author: "Harold B. Mandel" <ka1xo@juno.com>; Date: Sun, 19 Jun 2005 09:36:13 -0400; Dear Boris, This may not be entirely scientific, but I had a similar problem using old television receiver transformers that made noise. What I did was to put a 1/8" sheet of aluminum (or copper if I; /archives//html/Amps/2005-06/msg00145.html (8,823 bytes)
3. Re: [Amps] Magnetic shielding (score: 1): Author: "Will Matney" <craxd@engineer.com>; Date: Sun, 19 Jun 2005 10:04:37 -0500; Borislav, I dont think coupling to the chassis is what is causing this to happen. Microwave oven transformers use pretty cheap steel, and they most likely should be ran around 12 kilogauss. Actually,; /archives//html/Amps/2005-06/msg00146.html (11,152 bytes)

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