Welcome To the Hoffman Amplifiers Forum
April 26, 2026, 08:37:31 pm
Welcome To the Hoffman Amplifiers ForumApril 26, 2026, 08:37:31 pm | ||
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| 0 Members and 21 Guests are viewing this board. | ||||
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28 Replies
7716 Views |
October 22, 2017, 06:33:33 pmby shooter |
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PI values for Friedman / Fender mix?
Started by roseblood11 |
5 Replies
3380 Views |
October 22, 2017, 12:55:11 pm by sluckey |
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Tube preamp build anyone?
Started by Oddvar |
3 Replies
3524 Views |
October 22, 2017, 12:11:32 pm by kagliostro |
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supro 6424****
Started by ClippIn4tae |
33 Replies
9380 Views |
October 22, 2017, 07:17:44 am by EL34 |
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Bias Circuit Comparison
Started by mwelch55 |
10 Replies
5725 Views |
October 21, 2017, 09:05:50 pm by alerich |
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hook-up wire
Started by dude |
30 Replies
11912 Views |
October 21, 2017, 08:32:34 pm by alerich |
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New Project! New Problems! can you help me?
Started by raza |
3 Replies
3157 Views |
October 21, 2017, 05:02:04 pm by 2deaf |
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7 Replies
4711 Views |
October 20, 2017, 10:47:08 pm by PRR |
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0 Replies
2920 Views |
October 20, 2017, 08:44:16 pm by Willabe |
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34 Replies
19959 Views |
October 20, 2017, 05:11:23 pm by tubeswell |
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11 Replies
10131 Views |
October 18, 2017, 11:17:27 am by juniormarbles |
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High-gain rat's nest
Started by 92Volts |
5 Replies
5069 Views |
October 18, 2017, 10:09:21 am by davidwpack |
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11 Replies
8175 Views |
October 18, 2017, 09:44:25 am by 92Volts |
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Fender Bassman 100 PT specs
Started by pompeiisneaks |
20 Replies
7701 Views |
October 18, 2017, 09:41:27 am by pompeiisneaks |
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Silvertone 1482 Hum
Started by dpm309 |
11 Replies
5200 Views |
October 17, 2017, 02:14:00 pm by dpm309 |
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18 Replies
7283 Views |
October 17, 2017, 10:01:01 am by bnwitt |
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carvin mts3200 - resurrection and mods.
Started by DummyLoad |
9 Replies
10452 Views |
October 14, 2017, 05:35:09 pm by DummyLoad |
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Tube Amplifier Chassis Grounding question
Started by occam25 |
14 Replies
10388 Views |
October 14, 2017, 03:34:11 pm by shooter |
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Princeton Reverb with 4ohm output?
Started by evancorylevine |
14 Replies
7382 Views |
October 13, 2017, 08:36:04 am by evancorylevine |
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JMP 50 with factory wrong grid resistors
Started by timbraun |
9 Replies
6173 Views |
October 13, 2017, 12:41:00 am by Leevi |
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Help indentifying my mystery chassis
Started by bnwitt |
29 Replies
8804 Views |
October 12, 2017, 03:40:02 pm by bnwitt |
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2 Replies
4016 Views |
October 12, 2017, 01:33:03 pm by sluckey |
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Recommended Filter cap size
Started by dude |
6 Replies
4213 Views |
October 12, 2017, 12:18:07 pm by sluckey |
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6 Replies
4605 Views |
October 12, 2017, 08:13:22 am by Crate50watt |
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Working with unknown OPT
Started by 92Volts |
5 Replies
4297 Views |
October 11, 2017, 02:34:30 pm by tubeswell |
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New build ideas/recommendations
Started by davidwpack |
13 Replies
6434 Views |
October 10, 2017, 10:44:18 pm by davidwpack |
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MOSFET screen regulation
Started by Sonny ReVerb |
3 Replies
3862 Views |
October 10, 2017, 04:58:19 pm by kagliostro |
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53 Replies
16371 Views |
October 10, 2017, 11:09:58 am by DummyLoad |
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Baldwin to 5F6A done
Started by mresistor |
15 Replies
5932 Views |
October 10, 2017, 08:17:23 am by mresistor |
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1-tube reverb issue
Started by aabbs20 |
8 Replies
4047 Views |
October 10, 2017, 12:34:34 am by aabbs20 |
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12 Replies
5679 Views |
October 09, 2017, 03:14:13 am by Paulycoo |
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Unknown PT - max current? (5v winding)
Started by alange5 |
6 Replies
3992 Views |
October 09, 2017, 12:49:24 am by DummyLoad |
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TW Express with reverb
Started by adamG |
17 Replies
9829 Views |
October 08, 2017, 08:19:44 am by MFowler |
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1 Replies
3302 Views |
October 08, 2017, 06:52:53 am by sluckey |
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9 Replies
5806 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
3336 Views |
October 07, 2017, 11:55:34 am by shooter |
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Mounting screw clearances
Started by thor2015 |
2 Replies
3235 Views |
October 07, 2017, 11:15:12 am by thor2015 |
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Power Amp Grid Leak Resistors
Started by mwelch55 |
6 Replies
8444 Views |
October 06, 2017, 04:24:35 pm by timbraun |
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3 Replies
3994 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
3261 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
4667 Views |
October 06, 2017, 12:51:56 pm by SILVERGUN |
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Hammond 290GX Transformer laying down?
Started by timbraun |
8 Replies
6786 Views |
October 04, 2017, 05:54:05 pm by timbraun |
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10 Replies
6225 Views |
October 04, 2017, 05:27:35 pm by ClippIn4tae |
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Kay 803 Grounding
Started by dpm309 |
7 Replies
5320 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
6428 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
6994 Views |
October 04, 2017, 02:43:05 am by purpletele |
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Blues Junior output transformer specs
Started by sarkipinty |
12 Replies
10299 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
3782 Views |
October 03, 2017, 04:26:55 pm by sluckey |
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TOS next build?
Started by dennyg |
9 Replies
4502 Views |
October 03, 2017, 04:22:36 pm by sluckey |
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12 Replies
5932 Views |
October 03, 2017, 07:34:45 am by bnwitt |
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