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Philco 20 hum after restoration
retiredinprescott
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Posts: 57
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Joined: Feb 2009
City: Prescott AZ
#4

02-23-2009, 07:16 PM
rickd Wrote:One of the two leads to the speaker field also goes to the ct of the op transformer primary. Any chance these two got reversed?

You were right on! Somehow, despite all my labeling, I must have switched those two leads. The set plays fine now with only the slightest hum when not on a station. Thanks for the good advice Icon_smile
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Re: Philco 20 hum after restoration - by rickd - 02-23-2009, 11:12 AM
Re: Philco 20 hum after restoration - by retiredinprescott - 02-23-2009, 07:16 PM



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