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Old 5th May 2016, 8:36 am   #127
ms660
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Join Date: Apr 2011
Location: Cornwall, UK.
Posts: 13,454
Default Re: HMV 653 Broadcaster all wave.

Sounds like the tone control might be defective, disconnect the two wires feeding it and connect a resistor between those two wires, I would suggest any value around 470k, then check out the voltages again.

Lawrence.
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