Welcome To the Hoffman Amplifiers Forum
January 23, 2026, 09:41:47 pm
Welcome To the Hoffman Amplifiers ForumJanuary 23, 2026, 09:41:47 pm | ||
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| apeontheweb and 52 Guests are viewing this board. | ||||
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Bias supply from Voltage Doubler HT supply
Started by TIMBO |
4 Replies
2751 Views |
December 25, 2023, 10:06:12 amby sluckey |
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21 Replies
6437 Views |
December 25, 2023, 07:50:25 am by sluckey |
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Rob's 6V6 JCM800
Started by Markbou |
27 Replies
8021 Views |
December 25, 2023, 06:50:03 am by Markbou |
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8 Replies
3933 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
43955 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
2753 Views |
December 24, 2023, 11:22:36 am by punkykatt |
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Dumble Champ Schematic
Started by Bwmitc9285 |
22 Replies
20782 Views |
December 23, 2023, 08:43:20 pm by tubenit |
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New Jtm45 hums
Started by James_Wildart |
25 Replies
6277 Views |
December 23, 2023, 04:58:29 pm by James_Wildart |
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Gibson Rotary tone control
Started by Jonas |
12 Replies
3816 Views |
December 23, 2023, 04:32:22 pm by Jonas |
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FX pcb
Started by audiosalvage |
7 Replies
3182 Views |
December 23, 2023, 11:35:35 am by tubenit |
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2 Replies
2240 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
7305 Views |
December 21, 2023, 08:43:35 pm by hcorneli |
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13 Replies
3593 Views |
December 21, 2023, 06:51:49 pm by whoops |
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Black paint inside head cab
Started by joesatch |
8 Replies
3337 Views |
December 21, 2023, 12:41:26 am by glass54 |
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25 Replies
8345 Views |
December 20, 2023, 08:56:08 pm by sluckey |
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19 Replies
5071 Views |
December 20, 2023, 03:23:54 pm by audiosalvage |
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hi - low input
Started by joesatch |
5 Replies
2997 Views |
December 20, 2023, 12:09:50 pm by JPK |
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Too Much B+ voltage
Started by Lectroid |
32 Replies
7623 Views |
December 20, 2023, 10:42:12 am by Lectroid |
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On-On Toggle switch wiring
Started by Wonder2121 |
8 Replies
3309 Views |
December 19, 2023, 04:53:35 pm by Wonder2121 |
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Comparing front ends
Started by pbman1953 |
3 Replies
2310 Views |
December 19, 2023, 10:36:54 am by pbman1953 |
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Hoffman Stout Transformers Question
Started by GarlandKelley |
15 Replies
3742 Views |
December 19, 2023, 07:24:34 am by traynor |
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Soldano SLO 50W clone questions
Started by MarcinD |
11 Replies
4460 Views |
December 18, 2023, 08:00:39 am by MarcinD |
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1 Replies
2405 Views |
December 17, 2023, 07:17:53 pm by Toxophilite |
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Supro 1696TN Design Questions
Started by scstill |
11 Replies
3763 Views |
December 17, 2023, 03:45:52 pm by tdvt |
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25 Replies
6851 Views |
December 17, 2023, 03:44:16 pm by shooter |
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4 Replies
2373 Views |
December 16, 2023, 07:13:51 pm by tdvt |
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Hoffman Plexi 50 mods
Started by Jhj |
5 Replies
2998 Views |
December 16, 2023, 05:16:42 pm by Jhj |
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New Fangled Guitar Amps
Started by jjasilli |
11 Replies
4037 Views |
December 16, 2023, 03:37:26 pm by Lectroid |
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0 Replies
1904 Views |
December 16, 2023, 09:02:44 am by sluckey |
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Long Tail Pair Puzzle
Started by clyde |
11 Replies
3659 Views |
December 15, 2023, 06:17:16 pm by clyde |
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Flux Etiquette?
Started by winterturtle |
15 Replies
4663 Views |
December 15, 2023, 04:19:35 pm by shooter |
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1 Replies
2018 Views |
December 15, 2023, 01:10:31 pm by DummyLoad |
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Curious … cathodyne question
Started by Diverted |
4 Replies
2504 Views |
December 15, 2023, 09:12:43 am by tubeswell |
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12 Replies
4053 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
2658 Views |
December 14, 2023, 02:37:46 pm by kagliostro |
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Issue with deluxe reverb build
Started by rutledj |
9 Replies
3459 Views |
December 13, 2023, 10:51:51 pm by stratomaster |
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5B3 Variant Deluxe
Started by TIMBO |
21 Replies
7272 Views |
December 13, 2023, 01:13:39 pm by TIMBO |
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1974 fender bassman 50 red plate
Started by Joeandamy |
29 Replies
6525 Views |
December 12, 2023, 06:22:03 pm by Joeandamy |
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Mosfet harmonic tremolo
Started by goldstache |
10 Replies
4796 Views |
December 12, 2023, 02:26:17 pm by tubeswell |
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Adding a 7199 channel to a spitfire clone
Started by big-ez |
9 Replies
4334 Views |
December 12, 2023, 11:30:38 am by big-ez |
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Output transformer
Started by makjoh |
17 Replies
5629 Views |
December 12, 2023, 11:07:59 am by makjoh |
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7 Replies
4748 Views |
December 12, 2023, 07:52:58 am by kgstewar |
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vendors for budget parts?
Started by boogieWoogie |
21 Replies
5081 Views |
December 11, 2023, 01:27:47 pm by mresistor |
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Extending the service life of an EL84.
Started by MarkT |
18 Replies
5966 Views |
December 11, 2023, 09:13:08 am by jjasilli |
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12 Replies
4462 Views |
December 11, 2023, 12:57:21 am by PRR |
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OT match to speaker
Started by joesatch |
3 Replies
2298 Views |
December 10, 2023, 07:31:06 pm by sluckey |
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OT out of phase solution
Started by joesatch |
1 Replies
2130 Views |
December 09, 2023, 03:38:53 pm by sluckey |
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6 Replies
2873 Views |
December 09, 2023, 02:23:50 pm by kagliostro |
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3 Replies
2064 Views |
December 08, 2023, 02:47:19 pm by sluckey |
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21 Replies
7095 Views |
December 07, 2023, 06:00:23 pm by stratomaster |
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Misc. Hardware |
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Lamps Diodes |
Hoffman Turret Boards |
Channel Switching |
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Fender Eyelet Boards |
Screws/Nuts Washers |
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Jacks/Plugs Connectors |
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Custom Boards |
Tubes Valves |
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Pots Knobs |
Fuses/Cords |
Chassis |
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Tube Sockets |
Switches |
Wire Cable |