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Old 24th Feb 2006, 4:37 pm   #2
Biggles
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Join Date: Feb 2004
Location: Hexham, Northumberland, UK.
Posts: 2,234
Default Re: MB60 doing my head in

Sounds like it could be a suspect valve holder. Try measuring the voltages around the valve base for presence of ht on the anode, and also g2. Try giving the valve a good rocking in it's base, or clean it's pins?

Biggles
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