Welcome To the Hoffman Amplifiers ForumOctober 24, 2025, 04:56:18 am | ||
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Gain changes how-to
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Tone stack - Treble / Bass
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4215 Views |
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THD Hotplate
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4894 Views |
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Cathode bypass cap question
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4728 Views |
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8188 Views |
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Amp hardware & coverings
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4533 Views |
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6350 Views |
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Re-Vibe grounding, need your help
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4705 Views |
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speaker grounding
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4806 Views |
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Zener Diode Question??
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5388 Views |
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installing pots
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4988 Views |
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which fender is better
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5876 Views |
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traditional voltages for Champ 5F1 &
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7356 Views |
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6017 Views |
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5626 Views |
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NOS capacitor : How to test.
Started by Geezer |
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5645 Views |
by Geezer |
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5F6A heater question ?
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5637 Views |
by Geezer |
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bassman ten, bantam
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5921 Views |
by Geezer |
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single channel DR w/o trem
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5982 Views |
by Geezer |
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ok...questions about my amp
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6265 Views |
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tranny orientation
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6821 Views |
by Geezer |
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9183 Views |
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Stealing DC Voltage for Standby LED
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7097 Views |
by Geezer |
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newborn 5f6-a
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5841 Views |
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6943 Views |
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Matchless Spitfire Questions
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7534 Views |
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Ot placement Q
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6361 Views |
by Geezer |
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Forming Caps?
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6421 Views |
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axiom champ OT
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7470 Views |
by Geezer |
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Deluxe Reverb RI...again
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7341 Views |
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Galvanized Chassis...
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6878 Views |
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Buzz when hands off guitar
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6779 Views |
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ac30 plate voltage
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8254 Views |
by Geezer |
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hoffman ab763 dr help needed
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6990 Views |
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6861 Views |
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Screen glow when pushed
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7090 Views |
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7505 Views |
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Going horizontal?
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7422 Views |
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8082 Views |
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Plexi 50 Watt Hot Switch Mod ?'s
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6782 Views |
by Geezer |
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ac30 w/reverb?
Started by Geezer |
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6081 Views |
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5929 Views |
by Geezer |
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JCM900 General opinions Please
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6676 Views |
by Geezer |
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understanding tremolo circuit
Started by Geezer |
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7113 Views |
by Geezer |
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Stupid heater question...
Started by Geezer |
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7276 Views |
by Geezer |
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ruby el84's (jj's)
Started by Geezer |
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8070 Views |
by Geezer |
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Bias Current?
Started by Geezer |
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7628 Views |
by Geezer |
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Specs for EL84 amp.....JC's advice needed.
Started by Geezer |
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8470 Views |
by Geezer |
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9023 Views |
by Geezer |
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feed back caps
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8708 Views |
by Geezer |
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