Welcome To the Hoffman Amplifiers ForumApril 26, 2026, 11:06:25 am | ||
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14 Replies
6037 Views |
by texwest |
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Souping up a 5f2a experiment
Started by newguitarsmell |
35 Replies
10743 Views |
by bmccowan |
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30 Replies
9739 Views |
by Stevewdewitt |
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GA-15 RVT rebuild
Started by J A |
13 Replies
21830 Views |
by J A |
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Peavy 110 Donor Chassis Build Suggestions
Started by Tbone55 |
2 Replies
3676 Views |
by Tbone55 |
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29 Replies
9712 Views |
by pdf64 |
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W.H. Paling Amp
Started by TIMBO |
9 Replies
5722 Views |
by TIMBO |
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Meat Pot Noise
Started by Tbone55 |
4 Replies
3859 Views |
by Tbone55 |
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18W "Dual Lite" build
Started by Amped |
21 Replies
9473 Views |
by Amped |
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Cleanest 40-50w circuit?
Started by Diverted |
16 Replies
6905 Views |
by DummyLoad |
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5 Replies
4355 Views |
by Pietro |
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Layout question
Started by Diverted |
7 Replies
4591 Views |
by pdf64 |
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New bias board
Started by Swampertech |
6 Replies
4099 Views |
by Swampertech |
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Badcat classic cat redplating
Started by phsyconoodler |
20 Replies
7195 Views |
by phsyconoodler |
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dwell/reverb pots- linear or audio
Started by texwest |
9 Replies
6027 Views |
by texwest |
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4 Replies
4267 Views |
by ALBATROS1234 |
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Transformer change
Started by Oddvar |
10 Replies
5252 Views |
by 2deaf |
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My first DIYLC board
Started by gooch |
5 Replies
4454 Views |
by EL34 |
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HoSo 56 With EL84 Schematic?
Started by purpletele |
9 Replies
5347 Views |
by purpletele |
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21 Replies
8363 Views |
by sluckey |
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Output Impedance question
Started by Jonas |
3 Replies
3250 Views |
by PRR |
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SPST switch for stanby?
Started by fossilshark |
2 Replies
3387 Views |
by sluckey |
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Interstage transformer for distortion?
Started by JayCobie |
3 Replies
5425 Views |
by OrganicEffects |
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Gibson 1966 GA 55 RVT
Started by Big chief |
34 Replies
12383 Views |
by Big chief |
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Quick PSE biasing question
Started by ECV02 |
8 Replies
4895 Views |
by PRR |
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Rebuilding a Peavey Classic 30
Started by Opry Audio « 1 2 » |
59 Replies
19418 Views |
by silverfox |
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JCM800 build bias
Started by fossilshark |
3 Replies
4018 Views |
by fossilshark |
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Heater Wiring
Started by 5string |
17 Replies
8153 Views |
by PRR |
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12 Replies
10626 Views |
by kagliostro |
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transformer placement
Started by Dimitree |
2 Replies
5187 Views |
by sluckey |
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30 Replies
10222 Views |
by 1blueheron |
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Four inputs on JTM45 vs single on Plexi 6V6
Started by dude |
1 Replies
3359 Views |
by sluckey |
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Help with Stomberg C AU 34
Started by Gvkinney2002 |
7 Replies
5720 Views |
by PRR |
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Blackstar Artisan 15 mods
Started by jamcginley62 |
21 Replies
12004 Views |
by SILVERGUN |
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Fender Vibro Champ buzzy distortion problem
Started by velec |
7 Replies
5631 Views |
by velec |
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wiring old style Marshall input jacks
Started by wolf_papa |
6 Replies
7238 Views |
by wolf_papa |
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4 4 0 PPIMV or vvr ax84
Started by Mehfuzhoss |
13 Replies
5721 Views |
by sluckey |
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Marshall 2204 style amp blowing HT fuse
Started by Fiat_cc |
4 Replies
4622 Views |
by pdf64 |
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12V DC heater supply
Started by Leevi |
11 Replies
8356 Views |
by Leevi |
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Tone King Imperial Tremolo
Started by warioblast |
0 Replies
3640 Views |
by warioblast |
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3 Replies
3392 Views |
by pdf64 |
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26 Replies
13362 Views |
by acheld |
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Blues Junior Bias and Voltage questions
Started by acheld |
2 Replies
3988 Views |
by acheld |
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8k
Started by davidwpack |
5 Replies
3778 Views |
by davidwpack |
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1 Replies
3419 Views |
by PRR |
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grid leak bias ?
Started by Toxophilite |
3 Replies
5141 Views |
by PRR |
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Replace MOV cap in Mesa 240v?
Started by Oddvar |
9 Replies
4810 Views |
by Oddvar |
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7 Replies
4485 Views |
by Tony Bones |
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Mystery Xfmr
Started by coldfire |
3 Replies
3388 Views |
by coldfire |
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