Welcome To the Hoffman Amplifiers Forum
January 24, 2026, 05:20:16 am
Welcome To the Hoffman Amplifiers ForumJanuary 24, 2026, 05:20:16 am | ||
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14 Replies
5393 Views |
April 12, 2022, 02:54:30 pmby punkykatt |
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First Build report - Schedule 40 GA-5
Started by jaydeshan |
3 Replies
2902 Views |
April 11, 2022, 09:07:21 pm by jaydeshan |
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6 Replies
3300 Views |
April 11, 2022, 08:35:53 pm by thetragichero |
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7 Replies
3882 Views |
April 11, 2022, 07:28:07 pm by PharmRock |
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Getter turning white, why?
Started by Sansteeth |
8 Replies
3204 Views |
April 11, 2022, 07:17:29 pm by PRR |
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1 Replies
2372 Views |
April 11, 2022, 02:08:31 pm by SILVERGUN |
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2 Replies
2564 Views |
April 11, 2022, 12:36:09 pm by hiegdk |
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Plexi clone power and bias problems
Started by jewellworks |
4 Replies
2871 Views |
April 11, 2022, 10:45:44 am by uki |
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51 Replies
9817 Views |
April 11, 2022, 10:27:46 am by Erik Aa |
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Load line and biasing issues
Started by Breadbored |
3 Replies
2699 Views |
April 11, 2022, 08:35:15 am by Breadbored |
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Negative bias connection on GZ34
Started by Bieworm |
3 Replies
2989 Views |
April 11, 2022, 08:25:29 am by tubeswell |
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21 Replies
5451 Views |
April 10, 2022, 01:15:38 pm by thetragichero |
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6 Replies
3028 Views |
April 09, 2022, 06:09:36 pm by pdf64 |
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How to thin the homebrew herd?
Started by luthierwnc |
15 Replies
3977 Views |
April 09, 2022, 03:50:03 pm by vampwizzard |
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OT rattling on chassis
Started by Dyerseve726 |
7 Replies
3209 Views |
April 09, 2022, 03:04:13 pm by Dyerseve726 |
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36 Replies
16142 Views |
April 09, 2022, 09:58:48 am by brewdude |
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PPIMV in a Twin Reverb AB763
Started by 72Blazer |
2 Replies
2858 Views |
April 08, 2022, 08:17:18 pm by 72Blazer |
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Sound city 120 h.t. Fuse blown
Started by mattiambro |
21 Replies
6425 Views |
April 08, 2022, 04:46:39 pm by IndustryCode783401 |
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Reverb Transformer Question
Started by CascoSieg |
5 Replies
2888 Views |
April 08, 2022, 12:23:56 pm by CascoSieg |
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0 Replies
2985 Views |
April 08, 2022, 11:01:32 am by soapfoot |
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need help finding a pot
Started by joesatch |
23 Replies
5787 Views |
April 08, 2022, 10:04:36 am by bmccowan |
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2 Replies
3671 Views |
April 08, 2022, 02:57:15 am by NoDough |
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3 Replies
2439 Views |
April 08, 2022, 02:53:33 am by NoDough |
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A few random questions...
Started by Stuff4bikes |
7 Replies
3719 Views |
April 06, 2022, 01:57:37 pm by shooter |
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Bugera V22 power transformer specs
Started by mk_716 |
6 Replies
3601 Views |
April 06, 2022, 12:26:42 pm by mk_716 |
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Scaled-Down Bluesbreaker
Started by hawkes1962 |
27 Replies
8784 Views |
April 06, 2022, 11:13:25 am by hawkes1962 |
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Supertwin bias question
Started by howardmoon |
2 Replies
2510 Views |
April 06, 2022, 11:04:20 am by howardmoon |
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A Little Trem-O-Nator Help?
Started by Lectroid |
49 Replies
10297 Views |
April 05, 2022, 04:31:29 pm by Lectroid |
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18 Replies
9877 Views |
April 05, 2022, 03:04:35 pm by Rontone |
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13 Replies
4701 Views |
April 05, 2022, 01:11:01 pm by shooter |
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7 Replies
6129 Views |
April 05, 2022, 10:17:37 am by PharmRock |
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I'm getting a light shock
Started by pbman1953 |
26 Replies
6233 Views |
April 04, 2022, 10:02:13 pm by PRR |
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Fender Deluxe Output Transformer testing
Started by fritz203 |
14 Replies
5226 Views |
April 04, 2022, 03:40:11 pm by fritz203 |
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2 Replies
2290 Views |
April 04, 2022, 03:27:46 pm by fdesalvo |
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Princeton Reverb NFB resistor issue
Started by teletaylor |
4 Replies
2724 Views |
April 04, 2022, 01:49:22 pm by PRR |
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18 Replies
7209 Views |
April 04, 2022, 12:12:29 pm by pdf64 |
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Boost switch on AB763
Started by dude |
4 Replies
2416 Views |
April 03, 2022, 03:05:54 pm by dude |
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7 Replies
3365 Views |
April 03, 2022, 01:20:23 pm by shooter |
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Blues JR Versions vs schematics
Started by Nathan |
10 Replies
4354 Views |
April 03, 2022, 06:49:55 am by pdf64 |
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IERC tube shields
Started by PharmRock |
1 Replies
2006 Views |
April 02, 2022, 12:15:56 pm by sluckey |
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19 Replies
5298 Views |
April 02, 2022, 01:16:33 am by SoundmasterG |
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Dual bias mod question
Started by joesatch |
8 Replies
3934 Views |
April 01, 2022, 12:27:05 pm by astronomicum |
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6V6 20 watt OT
Started by Kaaskop |
20 Replies
7543 Views |
March 31, 2022, 05:21:35 pm by Kaaskop |
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Trem Injection
Started by Sonny ReVerb |
3 Replies
2166 Views |
March 31, 2022, 09:16:09 am by Sonny ReVerb |
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5 Replies
3048 Views |
March 31, 2022, 08:00:13 am by sluckey |
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Can i run DC heaters with this?
Started by joesatch |
18 Replies
5146 Views |
March 30, 2022, 04:50:41 pm by PRR |
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Supro Coronado Build
Started by craigtone |
7 Replies
3018 Views |
March 30, 2022, 01:49:57 pm by craigtone |
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70s Twin Reverb - Unusual noise
Started by falconer333 |
2 Replies
2246 Views |
March 30, 2022, 07:30:02 am by Latole |
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Lectures on cathode followers
Started by lantertronics |
1 Replies
2017 Views |
March 30, 2022, 12:45:36 am by Electron Tornado |
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213 Troubadour Voltages
Started by svejkist |
3 Replies
2367 Views |
March 29, 2022, 09:45:40 pm by svejkist |
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