Welcome To the Hoffman Amplifiers Forum
August 29, 2026, 08:20:15 pm
Welcome To the Hoffman Amplifiers ForumAugust 29, 2026, 08:20:15 pm | ||
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| tubenit and 22 Guests are viewing this board. | ||||
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24 Replies
11715 Views |
December 20, 2022, 09:02:47 pmby sluckey |
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AA764 Vibro Champ PT
Started by plexi50 |
25 Replies
11514 Views |
December 20, 2022, 01:40:57 pm by plexi50 |
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Bassman AA864 Build hum / buzz issue
Started by Jamlid |
11 Replies
6432 Views |
December 20, 2022, 12:39:27 pm by Jamlid |
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Gain pot value differences
Started by Ledvedder |
1 Replies
4346 Views |
December 20, 2022, 08:51:29 am by SILVERGUN |
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The TMB Tone Stack Discussion
Started by Platefire |
27 Replies
13195 Views |
December 19, 2022, 09:40:37 pm by Platefire |
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Hum neutralizing circuit
Started by sluckey |
9 Replies
7195 Views |
December 19, 2022, 05:41:53 pm by shooter |
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6G14-A Showman coming out of retirement
Started by tdvt |
4 Replies
5543 Views |
December 19, 2022, 04:36:47 pm by tdvt |
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2 Replies
4900 Views |
December 19, 2022, 08:38:06 am by kagliostro |
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18 watt tremolo cascading
Started by Bieworm |
44 Replies
19727 Views |
December 19, 2022, 08:01:45 am by Bieworm |
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Turns ratio of OT
Started by dude |
8 Replies
5601 Views |
December 18, 2022, 06:36:57 pm by HotBluePlates |
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Fender Bassman 100 cap question
Started by Erik Aa |
15 Replies
7015 Views |
December 18, 2022, 12:30:54 pm by sluckey |
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Super Champ XD Donor
Started by JustMike |
9 Replies
6267 Views |
December 18, 2022, 08:21:13 am by JustMike |
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35 Replies
15781 Views |
December 18, 2022, 06:32:20 am by Jerry garrcia |
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5E3 Build time?
Started by Voxbox |
14 Replies
8043 Views |
December 18, 2022, 04:32:10 am by p2pAmps |
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Power switch pop
Started by Leevi |
14 Replies
6978 Views |
December 18, 2022, 12:30:01 am by Leevi |
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14 Replies
8041 Views |
December 17, 2022, 02:11:48 pm by madnis |
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Hohner Kingstar 20 suggestions
Started by Kesi from Hungary |
3 Replies
4703 Views |
December 17, 2022, 11:34:17 am by Kesi from Hungary |
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How to identify part values....
Started by mmrxcsr01 |
10 Replies
5899 Views |
December 17, 2022, 08:57:53 am by mmrxcsr01 |
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Help me understand this screen supply
Started by Duckmang |
17 Replies
9067 Views |
December 16, 2022, 09:47:06 pm by Duckmang |
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5840 tube question
Started by Oddvar |
5 Replies
6195 Views |
December 16, 2022, 05:48:24 pm by scstill |
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New versus old Jensen P12Q speakers
Started by Voxbox |
0 Replies
4079 Views |
December 16, 2022, 11:02:35 am by Voxbox |
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5 Replies
6467 Views |
December 16, 2022, 08:10:08 am by JPK |
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18 Replies
8913 Views |
December 15, 2022, 09:51:38 pm by Fraggy0117 |
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Stop channel interaction on modded bassman
Started by Kev01 |
22 Replies
9110 Views |
December 15, 2022, 09:00:25 pm by bmccowan |
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a bias procedure question
Started by pbman1953 |
20 Replies
9685 Views |
December 14, 2022, 07:06:22 pm by tubeswell |
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Watkins Copicat tape speed question
Started by Jennings |
2 Replies
4115 Views |
December 14, 2022, 06:51:35 pm by acheld |
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Sunn Clone
Started by DummyLoad |
26 Replies
10794 Views |
December 14, 2022, 11:41:44 am by Platefire |
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8 Replies
7370 Views |
December 14, 2022, 10:25:39 am by Voxbox |
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Marshall Origin mod troubleshooting
Started by Ledvedder |
6 Replies
6460 Views |
December 14, 2022, 07:41:12 am by Ledvedder |
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High VAC on B+
Started by CrocMule |
16 Replies
7881 Views |
December 14, 2022, 06:11:54 am by HotBluePlates |
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Mod filters
Started by dude |
4 Replies
5618 Views |
December 14, 2022, 05:44:34 am by HotBluePlates |
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4 Replies
4234 Views |
December 13, 2022, 11:44:09 pm by swingarm |
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Harvard Amp Mod
Started by TurboGuitarMelton |
14 Replies
7969 Views |
December 13, 2022, 01:29:02 pm by CascoSieg |
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6 Replies
5889 Views |
December 13, 2022, 09:09:08 am by punkykatt |
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8 Replies
6669 Views |
December 12, 2022, 12:26:21 pm by tubeswell |
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12 Replies
7124 Views |
December 11, 2022, 06:36:02 pm by fazeka |
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5f6a bias tap glow
Started by tommyzcat |
10 Replies
4995 Views |
December 11, 2022, 03:08:48 pm by tommyzcat |
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11 Replies
5878 Views |
December 11, 2022, 02:27:53 pm by sluckey |
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mosfet trem blowing PS resistors...
Started by CascoSieg |
13 Replies
6122 Views |
December 11, 2022, 11:20:31 am by CascoSieg |
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EL34 suppressor grid
Started by SoundCity85 |
5 Replies
4920 Views |
December 11, 2022, 09:51:31 am by SoundCity85 |
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40 V AC in the green terminals of 6,3V
Started by rafaelctt |
32 Replies
11255 Views |
December 11, 2022, 08:54:57 am by sluckey |
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290AX wiring with a Champ 600 reissue
Started by JPK |
4 Replies
4585 Views |
December 10, 2022, 01:45:51 pm by JPK |
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8 Replies
5038 Views |
December 10, 2022, 06:32:19 am by kagliostro |
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Revisit- Fender Super Twin- New Project
Started by pbman1953 |
14 Replies
6028 Views |
December 09, 2022, 04:40:03 pm by pbman1953 |
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3 Replies
4133 Views |
December 09, 2022, 07:41:06 am by BrainDeadAmps |
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23 Replies
7368 Views |
December 09, 2022, 12:03:31 am by Platefire |
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5 Replies
4423 Views |
December 08, 2022, 05:07:44 pm by fdesalvo |
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14 Replies
6952 Views |
December 08, 2022, 09:19:02 am by kagliostro |
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AB764 Vibrochamp build questions
Started by J3ona1 |
2 Replies
4031 Views |
December 07, 2022, 10:29:05 pm by J3ona1 |
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Another PR build post with questions…
Started by Jalmeida |
1 Replies
3012 Views |
December 06, 2022, 11:18:05 pm by sluckey |
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