Hoffman Amplifiers Tube Amplifier Forum
Amp Stuff => Tube Amp Building - Tweaks - Repairs => Topic started by: plexi50 on November 04, 2011, 05:03:48 pm
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I have a Huges & Kettner Edition Tube 20th Anniversary that has a nasty pop when using the footswitch or front panel channel switch
Pretty darn good sounding amplifier otherwise / Schematic PDF below
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Gawd! What a horrible looking schematic! Tried looking at the (on-board) switching circuit?
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Gawd! What a horrible looking schematic! Tried looking at the (on-board) switching circuit?
Yeah i tried to figure it out. Im still picking at it
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Check D18 and C51.
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Check D18 and C51.
D18 & C51 are good. I swaped them out anyway but still major pop
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Maybe I picked the wrong relay? That is a busy schematic. Check D17 & C50. What I as suspecting is one of the relay coil protection circuits.
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Maybe I picked the wrong relay? That is a busy schematic. Check D17 & C50. What I as suspecting is one of the relay coil protection circuits.
Yes i looked at D17 & C50 and they are good as well. Im still trying to figure the schematic out
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I don't guess it could be something as simple as a sketchy ground at either the jack, or S1/S2?