Welcome To the Hoffman Amplifiers Forum
July 14, 2026, 02:18:14 pm
Welcome To the Hoffman Amplifiers ForumJuly 14, 2026, 02:18:14 pm | ||
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| tomojt and 135 Guests are viewing this board. | ||||
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Transformer Specs question
Started by TurboGuitarMelton |
3 Replies
4581 Views |
March 04, 2019, 04:58:32 pmby jjasilli |
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Help, new reverb, grounding hum
Started by Garrett335 |
11 Replies
8133 Views |
March 04, 2019, 12:47:53 pm by Garrett335 |
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circiut help
Started by shooter |
10 Replies
6185 Views |
March 03, 2019, 09:19:24 pm by PRR |
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3 Replies
4727 Views |
March 03, 2019, 12:19:04 am by dearborndave |
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Earth Ground
Started by Papa Jim |
19 Replies
10113 Views |
March 02, 2019, 08:16:52 pm by Ritchie200 |
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Lost in the relays...
Started by Oddvar |
7 Replies
5456 Views |
March 02, 2019, 01:19:58 pm by Oddvar |
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how to add presence to fender twin reverb
Started by kwm488 |
15 Replies
18450 Views |
March 02, 2019, 08:14:23 am by robrob |
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16 Replies
11530 Views |
March 01, 2019, 11:41:45 pm by PRR |
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12 Replies
7828 Views |
March 01, 2019, 01:02:54 pm by 451stroker |
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Help with older Hoffman Plexi50 wiring
Started by Frank |
4 Replies
4315 Views |
February 28, 2019, 07:26:59 pm by sluckey |
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5f1 Reverb build
Started by TurboGuitarMelton |
16 Replies
11121 Views |
February 28, 2019, 12:28:06 pm by TurboGuitarMelton |
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20 watt scratch build with new 7591s
Started by mikhett |
0 Replies
3990 Views |
February 28, 2019, 11:47:38 am by mikhett |
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My 5F2 Came to life today after mod.
Started by Papa Jim |
0 Replies
3485 Views |
February 28, 2019, 11:35:08 am by Papa Jim |
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145 Replies
62122 Views |
February 28, 2019, 10:37:14 am by Tbone55 |
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Capacitor Types
Started by 451stroker |
1 Replies
4158 Views |
February 28, 2019, 10:07:18 am by sluckey |
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Question Bandmaster part
Started by Oddvar |
5 Replies
4857 Views |
February 28, 2019, 09:14:11 am by sluckey |
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12 Replies
9045 Views |
February 28, 2019, 06:51:57 am by SnickSound |
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5 Replies
5362 Views |
February 28, 2019, 03:31:06 am by kagliostro |
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21 Replies
13743 Views |
February 27, 2019, 11:06:38 pm by chriscwill07 |
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Amp Build Question
Started by 451stroker |
2 Replies
3862 Views |
February 27, 2019, 08:05:47 pm by 451stroker |
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Hoffman 5f1/More Clean Headroom
Started by jamaio |
6 Replies
6798 Views |
February 27, 2019, 07:54:54 pm by jamaio |
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8 Replies
5889 Views |
February 27, 2019, 06:52:18 pm by ernie_jr |
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Finished! Princeton 5F2A New gator cab!
Started by Willabe |
25 Replies
13723 Views |
February 27, 2019, 05:21:44 pm by Willabe |
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High gain amp Ideas
Started by TurboGuitarMelton |
4 Replies
4708 Views |
February 27, 2019, 10:44:31 am by Papa Jim |
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Adjustable Amp Voltage
Started by Papa Jim |
2 Replies
4002 Views |
February 27, 2019, 10:41:42 am by jjasilli |
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Branch circuit?
Started by davidwpack |
5 Replies
4575 Views |
February 27, 2019, 08:43:20 am by davidwpack |
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Fender Bias setup-revisited
Started by pbman1953 |
20 Replies
8043 Views |
February 26, 2019, 09:02:24 pm by pbman1953 |
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AO-35 PT and OT in Stout TMB
Started by Doane |
3 Replies
4215 Views |
February 26, 2019, 07:38:50 pm by sluckey |
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early 70s twin reverb
Started by Steve S. |
2 Replies
3664 Views |
February 26, 2019, 02:20:17 pm by Steve S. |
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Has anyone painted a transformer?
Started by markmalin |
1 Replies
4340 Views |
February 26, 2019, 07:50:26 am by jjasilli |
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5f2a mods
Started by newguitarsmell |
6 Replies
7611 Views |
February 26, 2019, 06:54:52 am by mresistor |
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Artificial Center Tap
Started by zendragon63 |
8 Replies
8761 Views |
February 26, 2019, 01:18:34 am by zendragon63 |
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DC voltage on pots?
Started by punkykatt |
23 Replies
12076 Views |
February 25, 2019, 06:33:35 pm by punkykatt |
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Questions on capacitor values
Started by 1blueheron |
6 Replies
5173 Views |
February 25, 2019, 01:33:02 pm by sluckey |
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3 Replies
4237 Views |
February 25, 2019, 01:12:08 pm by sluckey |
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Pro jr. To a stout?
Started by clayman |
5 Replies
4515 Views |
February 25, 2019, 10:35:07 am by sluckey |
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Very dumb question I'm sure.
Started by Papa Jim |
2 Replies
3807 Views |
February 25, 2019, 09:32:52 am by Papa Jim |
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Princeton Reverb AA1164 type Build..or another deluxe?
Started by Toxophilite « 1 2 » |
71 Replies
28248 Views |
February 24, 2019, 10:32:22 pm by Toxophilite |
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Revibe build questions
Started by GaryE |
15 Replies
7072 Views |
February 24, 2019, 06:02:53 pm by GaryE |
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Ammeter
Started by davidwpack |
4 Replies
4614 Views |
February 24, 2019, 09:45:46 am by davidwpack |
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Check my transformer math please
Started by Toxophilite |
7 Replies
5674 Views |
February 24, 2019, 01:18:29 am by Toxophilite |
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New Build Got Underway Today
Started by Papa Jim |
8 Replies
5990 Views |
February 23, 2019, 10:23:54 pm by Tbone55 |
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Hammond ao-35 conversion
Started by Slimtim |
19 Replies
14474 Views |
February 23, 2019, 02:20:41 pm by Slimtim |
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10 Replies
6942 Views |
February 23, 2019, 02:20:12 pm by sluckey |
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40 Replies
17574 Views |
February 23, 2019, 12:59:57 pm by Sweetsmcdudeman |
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60's Tube Condenser Microphone
Started by whoops |
27 Replies
17235 Views |
February 23, 2019, 04:34:06 am by whoops |
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1 Replies
4790 Views |
February 22, 2019, 01:10:19 pm by sluckey |
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Eye tube question
Started by Diverted |
2 Replies
3932 Views |
February 22, 2019, 10:28:46 am by John |
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Bassman AA864 hissing
Started by Leevi |
7 Replies
5635 Views |
February 21, 2019, 01:43:51 am by Leevi |
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Fender 5F2A Volume and Tone Control
Started by mwelch55 |
3 Replies
5783 Views |
February 20, 2019, 03:23:44 pm by sith |
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