Welcome To the Hoffman Amplifiers Forum
July 14, 2026, 03:24:16 pm
Welcome To the Hoffman Amplifiers ForumJuly 14, 2026, 03:24:16 pm | ||
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12 Replies
6282 Views |
October 09, 2017, 03:14:13 amby Paulycoo |
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Unknown PT - max current? (5v winding)
Started by alange5 |
6 Replies
4654 Views |
October 09, 2017, 12:49:24 am by DummyLoad |
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TW Express with reverb
Started by adamG |
17 Replies
10828 Views |
October 08, 2017, 08:19:44 am by MFowler |
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1 Replies
3927 Views |
October 08, 2017, 06:52:53 am by sluckey |
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9 Replies
6444 Views |
October 07, 2017, 01:20:43 pm by kagliostro |
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Clean Acoustic amp with SS output
Started by guitardude57 |
3 Replies
3867 Views |
October 07, 2017, 11:55:34 am by shooter |
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Mounting screw clearances
Started by thor2015 |
2 Replies
3758 Views |
October 07, 2017, 11:15:12 am by thor2015 |
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Power Amp Grid Leak Resistors
Started by mwelch55 |
6 Replies
9065 Views |
October 06, 2017, 04:24:35 pm by timbraun |
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3 Replies
4526 Views |
October 06, 2017, 04:06:49 pm by Ed_Chambley |
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Which Resister should I get ?
Started by TerryD |
2 Replies
3833 Views |
October 06, 2017, 01:46:55 pm by TerryD |
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Fender Hot Rod Deluxe maybe Reverb Problem
Started by TerryD |
4 Replies
5387 Views |
October 06, 2017, 12:51:56 pm by SILVERGUN |
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Hammond 290GX Transformer laying down?
Started by timbraun |
8 Replies
7520 Views |
October 04, 2017, 05:54:05 pm by timbraun |
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10 Replies
6940 Views |
October 04, 2017, 05:27:35 pm by ClippIn4tae |
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Kay 803 Grounding
Started by dpm309 |
7 Replies
5879 Views |
October 04, 2017, 04:23:08 pm by PRR |
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replacing Batteries for a Wall Wart
Started by dude |
18 Replies
7261 Views |
October 04, 2017, 01:28:43 pm by dude |
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Advice on Blues Breaker 2X12 type build
Started by bnwitt |
13 Replies
7773 Views |
October 04, 2017, 02:43:05 am by purpletele |
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Blues Junior output transformer specs
Started by sarkipinty |
12 Replies
11134 Views |
October 04, 2017, 12:51:47 am by DummyLoad |
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Need help with a AB763 Deluxe Lite
Started by labb |
6 Replies
4381 Views |
October 03, 2017, 04:26:55 pm by sluckey |
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TOS next build?
Started by dennyg |
9 Replies
5001 Views |
October 03, 2017, 04:22:36 pm by sluckey |
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12 Replies
6594 Views |
October 03, 2017, 07:34:45 am by bnwitt |
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Supro 1624T - fixed bias?
Started by adamG |
23 Replies
14559 Views |
October 03, 2017, 03:41:56 am by adamG |
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Shuguang 274B rectifier anyone?
Started by mresistor |
3 Replies
4811 Views |
October 03, 2017, 12:30:18 am by tubeswell |
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Presence and Resonance Controls
Started by JKRamsey1991 |
6 Replies
7339 Views |
October 02, 2017, 09:17:15 pm by mresistor |
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14 Replies
11711 Views |
October 02, 2017, 04:22:27 pm by Ed_Chambley |
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149 Replies
46005 Views |
October 02, 2017, 09:22:46 am by EL34 |
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Hoffman AB763 SR Cap Filter Board
Started by bnwitt |
2 Replies
3691 Views |
October 01, 2017, 06:42:35 pm by bnwitt |
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1 Replies
4284 Views |
September 30, 2017, 11:29:04 pm by tubeswell |
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Revibe has no reverb
Started by Apexelectric |
25 Replies
10481 Views |
September 30, 2017, 04:13:08 pm by PRR |
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5e3 eyelet board
Started by thor2015 |
9 Replies
6490 Views |
September 30, 2017, 02:05:50 pm by thor2015 |
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KT 120 in a Sunn / Fender 300T
Started by pbman1953 |
1 Replies
3668 Views |
September 30, 2017, 10:56:30 am by 92Volts |
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1 Replies
4151 Views |
September 29, 2017, 07:58:39 pm by sluckey |
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CJ 11 layout
Started by Auke Jolman |
15 Replies
9751 Views |
September 29, 2017, 09:04:23 am by Glenn |
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Bad tubes?
Started by uki |
2 Replies
3729 Views |
September 28, 2017, 05:58:54 pm by uki |
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Metal film (blue) vs. film (tan) resistors
Started by dude |
24 Replies
12950 Views |
September 28, 2017, 05:35:43 pm by HotBluePlates |
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6V6 Plexi build
Started by Tone Junkie |
22 Replies
8492 Views |
September 28, 2017, 11:34:05 am by dude |
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JVM410 - Voltage on nodes ?
Started by kagliostro |
2 Replies
4157 Views |
September 28, 2017, 07:28:23 am by kagliostro |
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Help identifying this flavour of hum
Started by TequilaKez |
9 Replies
6112 Views |
September 28, 2017, 03:55:00 am by Leevi |
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Rectifier safety diodes question
Started by mresistor |
5 Replies
5031 Views |
September 27, 2017, 06:01:23 pm by mresistor |
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29 Replies
11467 Views |
September 27, 2017, 04:17:41 pm by sluckey |
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bogen cha-20 hack
Started by DummyLoad |
29 Replies
12400 Views |
September 27, 2017, 03:03:48 pm by gjesse |
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Second channel of AB763 behaving oddly
Started by evancorylevine « 1 2 » |
78 Replies
24557 Views |
September 27, 2017, 07:12:17 am by evancorylevine |
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How to use a current limiter
Started by bnwitt |
3 Replies
8131 Views |
September 26, 2017, 02:16:56 pm by SoundmasterG |
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7 Replies
4813 Views |
September 26, 2017, 01:03:27 pm by shooter |
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Low power of 5D3
Started by Leevi |
20 Replies
10353 Views |
September 26, 2017, 05:54:10 am by Leevi |
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1 Replies
4225 Views |
September 25, 2017, 06:32:00 pm by shooter |
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power tube orientation
Started by dennyg |
2 Replies
4184 Views |
September 25, 2017, 02:55:47 pm by dennyg |
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Princeton Chorus DSL Conversion
Started by 2deaf |
8 Replies
6605 Views |
September 25, 2017, 02:38:17 pm by SILVERGUN |
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5 Replies
9979 Views |
September 25, 2017, 02:42:08 am by burger |
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67 Replies
29983 Views |
September 24, 2017, 07:50:52 pm by pompeiisneaks |
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schematic translation/interpretation
Started by davidwpack |
2 Replies
3973 Views |
September 24, 2017, 04:11:33 pm by davidwpack |
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