Welcome To the Hoffman Amplifiers Forum
December 08, 2025, 03:32:05 pm
Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 03:32:05 pm | ||
| Subject / Started by | Replies / Views | Last post  |
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| 0 Members and 127 Guests are viewing this board. | ||||
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Clean Acoustic amp with SS output
Started by guitardude57 |
3 Replies
2306 Views |
October 07, 2017, 11:55:34 amby shooter |
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Mounting screw clearances
Started by thor2015 |
2 Replies
2142 Views |
October 07, 2017, 11:15:12 am by thor2015 |
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Power Amp Grid Leak Resistors
Started by mwelch55 |
6 Replies
7123 Views |
October 06, 2017, 04:24:35 pm by timbraun |
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3 Replies
2894 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
2191 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
3192 Views |
October 06, 2017, 12:51:56 pm by SILVERGUN |
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Hammond 290GX Transformer laying down?
Started by timbraun |
8 Replies
5316 Views |
October 04, 2017, 05:54:05 pm by timbraun |
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10 Replies
4822 Views |
October 04, 2017, 05:27:35 pm by ClippIn4tae |
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Kay 803 Grounding
Started by dpm309 |
7 Replies
4179 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
4742 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
5334 Views |
October 04, 2017, 02:43:05 am by purpletele |
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Blues Junior output transformer specs
Started by sarkipinty |
12 Replies
8598 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
2649 Views |
October 03, 2017, 04:26:55 pm by sluckey |
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TOS next build?
Started by dennyg |
9 Replies
3441 Views |
October 03, 2017, 04:22:36 pm by sluckey |
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12 Replies
4543 Views |
October 03, 2017, 07:34:45 am by bnwitt |
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Supro 1624T - fixed bias?
Started by adamG |
23 Replies
11184 Views |
October 03, 2017, 03:41:56 am by adamG |
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Shuguang 274B rectifier anyone?
Started by mresistor |
3 Replies
2949 Views |
October 03, 2017, 12:30:18 am by tubeswell |
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Presence and Resonance Controls
Started by JKRamsey1991 |
6 Replies
5415 Views |
October 02, 2017, 09:17:15 pm by mresistor |
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14 Replies
9116 Views |
October 02, 2017, 04:22:27 pm by Ed_Chambley |
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149 Replies
34499 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
2110 Views |
October 01, 2017, 06:42:35 pm by bnwitt |
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1 Replies
2499 Views |
September 30, 2017, 11:29:04 pm by tubeswell |
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Revibe has no reverb
Started by Apexelectric |
25 Replies
6835 Views |
September 30, 2017, 04:13:08 pm by PRR |
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5e3 eyelet board
Started by thor2015 |
9 Replies
4526 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
2151 Views |
September 30, 2017, 10:56:30 am by 92Volts |
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1 Replies
2284 Views |
September 29, 2017, 07:58:39 pm by sluckey |
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CJ 11 layout
Started by Auke Jolman |
15 Replies
7613 Views |
September 29, 2017, 09:04:23 am by Glenn |
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Bad tubes?
Started by uki |
2 Replies
2237 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
9616 Views |
September 28, 2017, 05:35:43 pm by HotBluePlates |
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6V6 Plexi build
Started by Tone Junkie |
22 Replies
5947 Views |
September 28, 2017, 11:34:05 am by dude |
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JVM410 - Voltage on nodes ?
Started by kagliostro |
2 Replies
2353 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
3614 Views |
September 28, 2017, 03:55:00 am by Leevi |
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Rectifier safety diodes question
Started by mresistor |
5 Replies
3366 Views |
September 27, 2017, 06:01:23 pm by mresistor |
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29 Replies
8385 Views |
September 27, 2017, 04:17:41 pm by sluckey |
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bogen cha-20 hack
Started by DummyLoad |
29 Replies
9241 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
16821 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
5873 Views |
September 26, 2017, 02:16:56 pm by SoundmasterG |
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7 Replies
3100 Views |
September 26, 2017, 01:03:27 pm by shooter |
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Low power of 5D3
Started by Leevi |
20 Replies
7032 Views |
September 26, 2017, 05:54:10 am by Leevi |
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1 Replies
2524 Views |
September 25, 2017, 06:32:00 pm by shooter |
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power tube orientation
Started by dennyg |
2 Replies
2481 Views |
September 25, 2017, 02:55:47 pm by dennyg |
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Princeton Chorus DSL Conversion
Started by 2deaf |
8 Replies
4319 Views |
September 25, 2017, 02:38:17 pm by SILVERGUN |
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5 Replies
8046 Views |
September 25, 2017, 02:42:08 am by burger |
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67 Replies
20947 Views |
September 24, 2017, 07:50:52 pm by pompeiisneaks |
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schematic translation/interpretation
Started by davidwpack |
2 Replies
2340 Views |
September 24, 2017, 04:11:33 pm by davidwpack |
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SE Power & OT Z calcs
Started by dennyg |
11 Replies
3907 Views |
September 24, 2017, 02:56:33 pm by tubeswell |
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5E3 grounding
Started by JB |
6 Replies
3781 Views |
September 24, 2017, 02:44:26 pm by bnwitt |
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Current limiter
Started by NotSure |
9 Replies
3095 Views |
September 24, 2017, 02:01:00 pm by NotSure |
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Blues Jr. Reverb Problem
Started by dpm309 |
5 Replies
2894 Views |
September 24, 2017, 01:31:00 pm by dpm309 |
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29 Replies
7465 Views |
September 24, 2017, 12:56:32 pm by tedsorvino1 |
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