peterhocking
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- Aug 25, 2010
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Hi everyone
My Caliber 50+ has developed a hum in the clean channel, I haven't tested the overdrive channel yet.
Changing the power valves hasn't fixed it. Is it likely to be one of the preamp tubes? If so, any particular suggestions as to which one?
TIA
Peter
My Caliber 50+ has developed a hum in the clean channel, I haven't tested the overdrive channel yet.
Changing the power valves hasn't fixed it. Is it likely to be one of the preamp tubes? If so, any particular suggestions as to which one?
TIA
Peter