Welcome To the Hoffman Amplifiers Forum
April 25, 2026, 09:06:31 pm
Welcome To the Hoffman Amplifiers ForumApril 25, 2026, 09:06:31 pm | ||
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| W5FH and 32 Guests are viewing this board. | ||||
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stand alone power amp--presence squeals
Started by jim |
8 Replies
4357 Views |
December 29, 2023, 10:11:48 amby acheld |
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14 Replies
11068 Views |
December 29, 2023, 05:33:53 am by tubenit |
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Blues Jr III no sound
Started by dpm309 |
14 Replies
5091 Views |
December 28, 2023, 08:28:38 pm by WimWalther |
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4 Replies
3254 Views |
December 28, 2023, 04:28:05 pm by Carlsoti |
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24 Replies
11998 Views |
December 28, 2023, 11:23:11 am by Jalmeida |
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GRAMPIAN 562A
Started by chocopower |
19 Replies
9485 Views |
December 28, 2023, 09:52:29 am by chocopower |
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24 Replies
8020 Views |
December 27, 2023, 05:50:03 pm by Lambertini |
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13 Replies
5304 Views |
December 27, 2023, 10:06:33 am by plexi50 |
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0 Replies
3302 Views |
December 26, 2023, 05:06:26 pm by tubesornothing |
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0 Replies
2247 Views |
December 26, 2023, 02:54:42 pm by sluckey |
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2 Replies
2782 Views |
December 26, 2023, 01:56:53 pm by Apexelectric |
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Ec91/6aq4 + 6ak6 Amp mission
Started by Porpoise Head |
0 Replies
2788 Views |
December 26, 2023, 10:56:01 am by Porpoise Head |
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Merry Christmas
Started by sluckey |
27 Replies
7450 Views |
December 25, 2023, 11:37:35 pm by tubeswell |
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9 Replies
5875 Views |
December 25, 2023, 07:44:01 pm by PRR |
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4 Replies
3279 Views |
December 25, 2023, 06:40:44 pm by kagliostro |
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Bias supply from Voltage Doubler HT supply
Started by TIMBO |
4 Replies
3667 Views |
December 25, 2023, 10:06:12 am by sluckey |
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21 Replies
7920 Views |
December 25, 2023, 07:50:25 am by sluckey |
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Rob's 6V6 JCM800
Started by Markbou |
27 Replies
9448 Views |
December 25, 2023, 06:50:03 am by Markbou |
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8 Replies
4987 Views |
December 24, 2023, 06:58:22 pm by fazeka |
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Elevated Heaters/DC heaters How?
Started by Ed_Chambley « 1 2 » |
53 Replies
48528 Views |
December 24, 2023, 01:13:06 pm by Jonas |
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5C1 Champ in a 5F1 wraper
Started by punkykatt |
5 Replies
3596 Views |
December 24, 2023, 11:22:36 am by punkykatt |
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Dumble Champ Schematic
Started by Bwmitc9285 |
22 Replies
22382 Views |
December 23, 2023, 08:43:20 pm by tubenit |
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New Jtm45 hums
Started by James_Wildart |
25 Replies
7702 Views |
December 23, 2023, 04:58:29 pm by James_Wildart |
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Gibson Rotary tone control
Started by Jonas |
12 Replies
4792 Views |
December 23, 2023, 04:32:22 pm by Jonas |
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FX pcb
Started by audiosalvage |
7 Replies
3860 Views |
December 23, 2023, 11:35:35 am by tubenit |
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2 Replies
3046 Views |
December 22, 2023, 10:21:40 am by Show Me Guitars |
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Screen resistor for BF VibroChamp?
Started by hcorneli |
23 Replies
9169 Views |
December 21, 2023, 08:43:35 pm by hcorneli |
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13 Replies
4507 Views |
December 21, 2023, 06:51:49 pm by whoops |
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Black paint inside head cab
Started by joesatch |
8 Replies
4362 Views |
December 21, 2023, 12:41:26 am by glass54 |
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25 Replies
10766 Views |
December 20, 2023, 08:56:08 pm by sluckey |
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19 Replies
6576 Views |
December 20, 2023, 03:23:54 pm by audiosalvage |
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hi - low input
Started by joesatch |
5 Replies
3963 Views |
December 20, 2023, 12:09:50 pm by JPK |
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Too Much B+ voltage
Started by Lectroid |
32 Replies
9342 Views |
December 20, 2023, 10:42:12 am by Lectroid |
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On-On Toggle switch wiring
Started by Wonder2121 |
8 Replies
4264 Views |
December 19, 2023, 04:53:35 pm by Wonder2121 |
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Comparing front ends
Started by pbman1953 |
3 Replies
3019 Views |
December 19, 2023, 10:36:54 am by pbman1953 |
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Hoffman Stout Transformers Question
Started by GarlandKelley |
15 Replies
4503 Views |
December 19, 2023, 07:24:34 am by traynor |
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Soldano SLO 50W clone questions
Started by MarcinD |
11 Replies
5365 Views |
December 18, 2023, 08:00:39 am by MarcinD |
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1 Replies
3180 Views |
December 17, 2023, 07:17:53 pm by Toxophilite |
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Supro 1696TN Design Questions
Started by scstill |
11 Replies
4781 Views |
December 17, 2023, 03:45:52 pm by tdvt |
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25 Replies
8511 Views |
December 17, 2023, 03:44:16 pm by shooter |
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4 Replies
3095 Views |
December 16, 2023, 07:13:51 pm by tdvt |
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Hoffman Plexi 50 mods
Started by Jhj |
5 Replies
3788 Views |
December 16, 2023, 05:16:42 pm by Jhj |
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New Fangled Guitar Amps
Started by jjasilli |
11 Replies
4833 Views |
December 16, 2023, 03:37:26 pm by Lectroid |
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0 Replies
2493 Views |
December 16, 2023, 09:02:44 am by sluckey |
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Long Tail Pair Puzzle
Started by clyde |
11 Replies
4488 Views |
December 15, 2023, 06:17:16 pm by clyde |
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Flux Etiquette?
Started by winterturtle |
15 Replies
5707 Views |
December 15, 2023, 04:19:35 pm by shooter |
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1 Replies
2543 Views |
December 15, 2023, 01:10:31 pm by DummyLoad |
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Curious … cathodyne question
Started by Diverted |
4 Replies
3232 Views |
December 15, 2023, 09:12:43 am by tubeswell |
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12 Replies
5074 Views |
December 15, 2023, 01:50:18 am by Lambertini |
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What to do with a spare triode?
Started by Jennings |
6 Replies
3338 Views |
December 14, 2023, 02:37:46 pm by kagliostro |
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