Welcome To the Hoffman Amplifiers Forum
April 26, 2026, 11:06:25 am
Welcome To the Hoffman Amplifiers ForumApril 26, 2026, 11:06:25 am | ||
| Subject / Started by | Replies / Views | Last post  |
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14 Replies
6037 Views |
October 14, 2019, 09:19:10 amby texwest |
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Souping up a 5f2a experiment
Started by newguitarsmell |
35 Replies
10743 Views |
October 14, 2019, 08:01:27 am by bmccowan |
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30 Replies
9739 Views |
October 13, 2019, 07:55:38 pm by Stevewdewitt |
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GA-15 RVT rebuild
Started by J A |
13 Replies
21830 Views |
October 13, 2019, 03:50:50 pm by J A |
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Peavy 110 Donor Chassis Build Suggestions
Started by Tbone55 |
2 Replies
3676 Views |
October 12, 2019, 07:49:16 am by Tbone55 |
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29 Replies
9712 Views |
October 12, 2019, 05:36:23 am by pdf64 |
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W.H. Paling Amp
Started by TIMBO |
9 Replies
5722 Views |
October 12, 2019, 04:17:17 am by TIMBO |
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Meat Pot Noise
Started by Tbone55 |
4 Replies
3859 Views |
October 11, 2019, 09:37:44 am by Tbone55 |
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18W "Dual Lite" build
Started by Amped |
21 Replies
9473 Views |
October 11, 2019, 08:56:26 am by Amped |
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Cleanest 40-50w circuit?
Started by Diverted |
16 Replies
6905 Views |
October 10, 2019, 09:37:15 pm by DummyLoad |
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5 Replies
4355 Views |
October 10, 2019, 02:03:40 pm by Pietro |
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Layout question
Started by Diverted |
7 Replies
4591 Views |
October 10, 2019, 01:29:54 pm by pdf64 |
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New bias board
Started by Swampertech |
6 Replies
4099 Views |
October 10, 2019, 12:59:09 pm by Swampertech |
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Badcat classic cat redplating
Started by phsyconoodler |
20 Replies
7195 Views |
October 09, 2019, 06:44:05 pm by phsyconoodler |
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dwell/reverb pots- linear or audio
Started by texwest |
9 Replies
6027 Views |
October 09, 2019, 03:15:10 pm by texwest |
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4 Replies
4267 Views |
October 09, 2019, 01:17:58 pm by ALBATROS1234 |
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Transformer change
Started by Oddvar |
10 Replies
5252 Views |
October 08, 2019, 04:49:08 pm by 2deaf |
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My first DIYLC board
Started by gooch |
5 Replies
4454 Views |
October 08, 2019, 04:47:42 am by EL34 |
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HoSo 56 With EL84 Schematic?
Started by purpletele |
9 Replies
5347 Views |
October 07, 2019, 07:11:23 pm by purpletele |
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21 Replies
8363 Views |
October 06, 2019, 06:58:13 pm by sluckey |
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Output Impedance question
Started by Jonas |
3 Replies
3250 Views |
October 05, 2019, 05:14:06 pm by PRR |
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SPST switch for stanby?
Started by fossilshark |
2 Replies
3387 Views |
October 05, 2019, 11:07:07 am by sluckey |
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Interstage transformer for distortion?
Started by JayCobie |
3 Replies
5425 Views |
October 04, 2019, 11:48:27 pm by OrganicEffects |
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Gibson 1966 GA 55 RVT
Started by Big chief |
34 Replies
12383 Views |
October 04, 2019, 09:53:06 pm by Big chief |
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Quick PSE biasing question
Started by ECV02 |
8 Replies
4895 Views |
October 03, 2019, 05:31:39 pm by PRR |
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Rebuilding a Peavey Classic 30
Started by Opry Audio « 1 2 » |
59 Replies
19418 Views |
October 02, 2019, 10:37:16 pm by silverfox |
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JCM800 build bias
Started by fossilshark |
3 Replies
4018 Views |
October 01, 2019, 02:36:44 pm by fossilshark |
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Heater Wiring
Started by 5string |
17 Replies
8153 Views |
October 01, 2019, 12:21:33 pm by PRR |
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12 Replies
10626 Views |
October 01, 2019, 09:57:41 am by kagliostro |
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transformer placement
Started by Dimitree |
2 Replies
5187 Views |
September 30, 2019, 09:10:40 am by sluckey |
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30 Replies
10222 Views |
September 30, 2019, 08:02:28 am by 1blueheron |
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Four inputs on JTM45 vs single on Plexi 6V6
Started by dude |
1 Replies
3359 Views |
September 29, 2019, 01:51:23 pm by sluckey |
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Help with Stomberg C AU 34
Started by Gvkinney2002 |
7 Replies
5720 Views |
September 29, 2019, 11:28:34 am by PRR |
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Blackstar Artisan 15 mods
Started by jamcginley62 |
21 Replies
12004 Views |
September 29, 2019, 11:25:09 am by SILVERGUN |
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Fender Vibro Champ buzzy distortion problem
Started by velec |
7 Replies
5631 Views |
September 29, 2019, 05:50:36 am by velec |
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wiring old style Marshall input jacks
Started by wolf_papa |
6 Replies
7238 Views |
September 28, 2019, 07:54:32 pm by wolf_papa |
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4 4 0 PPIMV or vvr ax84
Started by Mehfuzhoss |
13 Replies
5721 Views |
September 28, 2019, 02:16:35 pm by sluckey |
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Marshall 2204 style amp blowing HT fuse
Started by Fiat_cc |
4 Replies
4622 Views |
September 28, 2019, 05:21:02 am by pdf64 |
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12V DC heater supply
Started by Leevi |
11 Replies
8356 Views |
September 28, 2019, 04:21:44 am by Leevi |
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Tone King Imperial Tremolo
Started by warioblast |
0 Replies
3640 Views |
September 27, 2019, 08:53:44 pm by warioblast |
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3 Replies
3392 Views |
September 27, 2019, 06:26:18 pm by pdf64 |
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26 Replies
13362 Views |
September 27, 2019, 10:06:36 am by acheld |
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Blues Junior Bias and Voltage questions
Started by acheld |
2 Replies
3988 Views |
September 27, 2019, 09:35:33 am by acheld |
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8k
Started by davidwpack |
5 Replies
3778 Views |
September 26, 2019, 01:54:24 pm by davidwpack |
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1 Replies
3419 Views |
September 25, 2019, 11:20:07 pm by PRR |
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grid leak bias ?
Started by Toxophilite |
3 Replies
5141 Views |
September 25, 2019, 11:16:58 pm by PRR |
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Replace MOV cap in Mesa 240v?
Started by Oddvar |
9 Replies
4810 Views |
September 25, 2019, 11:40:36 am by Oddvar |
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7 Replies
4485 Views |
September 25, 2019, 10:02:23 am by Tony Bones |
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Mystery Xfmr
Started by coldfire |
3 Replies
3388 Views |
September 24, 2019, 05:40:30 pm by coldfire |
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