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1-125 Sylvania

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#14

06-24-2010, 01:31 PM

bandersen

RCA 741PCS

Join Date: Mar 2009

Location: Chicago, IL

Posts: 8,821

Admiral, Motorola and Hallicrafters all used aluminum shields for their RF HV supplies. I'm not sure, but I bet it has to do the effect of ferrous alloys on the coil.

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