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FRG-7 Quiet hum
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19th Jul 2019, 11:59 am
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Keith
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Join Date: Jan 2003
Location: Tewkesbury, Gloucestershire, UK.
Posts: 689
Re: FRG-7 Quiet hum
As it's at such a low level, it's probably just capacitive pick-up by the audio stages from the mains wiring within the receiver.
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