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Mullard 5-10 amplifier
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13th Jul 2019, 5:28 pm
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PJL
Dekatron
Join Date: Sep 2005
Location: Seaford, East Sussex, UK.
Posts: 5,997
Re: Mullard 5-10 amplifier
I would put it back to the original 2.2M and wait to see what happens when you connect the pre-amp.
My guess is pickup of RF interference but checking the feedback sounds worthwhile.
PJL
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