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Old 10-22-2013, 10:05 PM
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bandersen bandersen is offline
RCA 741PCS
 
Join Date: Mar 2009
Location: Chicago, IL
Posts: 8,821
The tube filaments are wired in parallel so it's odd that some would not be lighting. What AC voltage do you get on the rectifier tube filament pins when it's out of the socket ?
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