Welcome To the Hoffman Amplifiers ForumSeptember 08, 2026, 02:56:35 pm | ||
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4 x EL34 in A class
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5491 Views |
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what's a varistor ?
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5172 Views |
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AB763 Turret Board layout
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5940 Views |
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Floating Baffle
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5388 Views |
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Labeling/decals for pot controls
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6650 Views |
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5079 Views |
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gz34 question...
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6281 Views |
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This here tube amp
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5756 Views |
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Grounding Scheme
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6291 Views |
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58 Deluxe w/replacement transformers
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6005 Views |
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Fender mods
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8794 Views |
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Fender 5C8 Twin Output Transformer
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5252 Views |
by Geezer |
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6G3 Deluxe Ptrans
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4629 Views |
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Quiet AB Box
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4779 Views |
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4334 Views |
by Geezer |
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Celestion sources
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4688 Views |
by Geezer |
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sigle EL84 amp layout
Started by Geezer |
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4963 Views |
by Geezer |
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To use or not to use odd tubes &nbs
Started by Geezer |
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4956 Views |
by Geezer |
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how to drop plate voltage &nb
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7879 Views |
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Bias problems in a Deluxe Reverb
Started by Geezer |
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5716 Views |
by Geezer |
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another speaker hookup question
Started by Geezer |
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4375 Views |
by Geezer |
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Line Out on a 5E3
Started by Geezer |
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4810 Views |
by Geezer |
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Tube load impedances
Started by Geezer |
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4465 Views |
by Geezer |
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4424 Views |
by Geezer |
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Fat Switch + More Gain
Started by Geezer |
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6120 Views |
by Geezer |
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5087 Views |
by Geezer |
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Matching EL84's
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4506 Views |
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Silverface Super Reverb Question
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4402 Views |
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Simple reverb circut
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5348 Views |
by Geezer |
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Fender Deluxe Reverb
Started by Geezer |
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4718 Views |
by Geezer |
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Chassis Recommendations
Started by Geezer |
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4469 Views |
by Geezer |
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Peavey Classic 30 Circuit board design?
Started by Geezer |
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7241 Views |
by Geezer |
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dumb question about knobs
Started by Geezer |
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4608 Views |
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Low frequency distortion all of a sudden
Started by Geezer |
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4813 Views |
by Geezer |
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4658 Views |
by Geezer |
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I need opinions on tubes!
Started by Geezer |
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4693 Views |
by Geezer |
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Moving the tone stack in a Plexi clone
Started by Geezer |
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4743 Views |
by Geezer |
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Speaker crossovers
Started by Geezer |
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4451 Views |
by Geezer |
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help building Doug's bias checker
Started by Geezer |
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4657 Views |
by Geezer |
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Electronics distributer
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4217 Views |
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power transformer.
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5370 Views |
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What damage can occur if...
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4491 Views |
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PT repair question
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4767 Views |
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What to Build Next ?
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4510 Views |
by Geezer |
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Mesa boogie 400+ vs Ampeg SVT CL
Started by Geezer |
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5938 Views |
by Geezer |
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4787 Views |
by Geezer |
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hum from aa764 champ
Started by Geezer |
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4915 Views |
by Geezer |
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AB763 70uf Power supply caps
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4611 Views |
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4681 Views |
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