Welcome To the Hoffman Amplifiers Forum
October 23, 2025, 03:14:20 am
Welcome To the Hoffman Amplifiers ForumOctober 23, 2025, 03:14:20 am | ||
| Subject / Started by | Replies / Views | Last post  |
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| TIMBO and 83 Guests are viewing this board. | ||||
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2 Replies
2594 Views |
September 01, 2018, 09:20:52 amby plumcrazyfx |
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31 Replies
11398 Views |
August 31, 2018, 07:33:53 pm by choosebronze |
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Laney Cub schematic change to point to point
Started by Hoot |
14 Replies
13455 Views |
August 30, 2018, 04:19:00 pm by Hoot |
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Fender Tonemaster channel switching Pop!
Started by bibi |
3 Replies
3110 Views |
August 30, 2018, 12:29:53 pm by bibi |
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6 Replies
3437 Views |
August 30, 2018, 06:13:49 am by bmccowan |
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carvin mts 3200 input output jacks
Started by Tedfeast |
4 Replies
2798 Views |
August 28, 2018, 11:37:57 pm by DummyLoad |
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now what do I build.
Started by mschock |
2 Replies
1890 Views |
August 28, 2018, 10:38:37 pm by mschock |
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Dumble building
Started by Oddvar |
10 Replies
4963 Views |
August 28, 2018, 04:04:02 pm by Mike_J |
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6 Replies
3238 Views |
August 28, 2018, 10:56:20 am by tubenit |
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Kuehnel's new book
Started by PRR |
34 Replies
10814 Views |
August 28, 2018, 06:05:37 am by John |
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1971 Fender Twin Reverb- Blows fuse
Started by silverfox |
15 Replies
6125 Views |
August 27, 2018, 01:21:47 pm by silverfox |
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7 Replies
3595 Views |
August 26, 2018, 01:43:59 pm by dpm309 |
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VASE TRENDSETTER 40
Started by TIMBO |
6 Replies
3627 Views |
August 26, 2018, 04:19:34 am by TIMBO |
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the facts about 6x5g,gt
Started by ALBATROS1234 |
12 Replies
8354 Views |
August 26, 2018, 12:34:57 am by DummyLoad |
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11 Replies
4297 Views |
August 25, 2018, 10:17:22 pm by plumcrazyfx |
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Marshall jmp 1H very low volume
Started by jerrydyer |
2 Replies
1814 Views |
August 25, 2018, 09:06:20 pm by jerrydyer |
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5 Replies
2401 Views |
August 25, 2018, 03:07:54 pm by Bwmitc9285 |
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finally built it. big amp troubleshooting.
Started by birt |
28 Replies
6394 Views |
August 25, 2018, 11:59:16 am by birt |
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New Project
Started by okguitarman |
11 Replies
2635 Views |
August 25, 2018, 04:09:41 am by okguitarman |
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Power Amp Grid Leak Resistors
Started by mwelch55 |
9 Replies
4525 Views |
August 24, 2018, 02:42:11 pm by jjasilli |
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83 Replies
17133 Views |
August 24, 2018, 10:23:18 am by Diverted |
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single ended Converted to 5E3
Started by okguitarman |
3 Replies
2061 Views |
August 23, 2018, 09:55:58 pm by sluckey |
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8 Replies
3314 Views |
August 23, 2018, 05:06:07 pm by copperheadroads |
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Adding NFB to power tube cathode?
Started by jeff |
32 Replies
13065 Views |
August 23, 2018, 10:14:54 am by 92Volts |
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26 Replies
6643 Views |
August 22, 2018, 11:19:28 am by Platefire |
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3 Replies
2592 Views |
August 21, 2018, 09:53:35 am by shooter |
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3 Replies
2297 Views |
August 21, 2018, 06:29:11 am by tubenit |
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15 Replies
6386 Views |
August 20, 2018, 07:21:13 pm by galaxiex |
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Hoffman 30 watt amps on the bench
Started by LooseChange |
18 Replies
5807 Views |
August 20, 2018, 05:25:44 pm by EL34 |
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PLEXI 6V6 PLUS
Started by TIMBO |
31 Replies
12239 Views |
August 20, 2018, 04:25:10 pm by Big_Mike |
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Biasing weirdness on Hot Rod Deluxe
Started by jojokeo |
9 Replies
5038 Views |
August 20, 2018, 11:43:39 am by pdf64 |
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10 Replies
3051 Views |
August 19, 2018, 12:57:49 pm by MFowler |
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7 Replies
2921 Views |
August 19, 2018, 09:03:51 am by ginger |
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Ground lift. Keep or remove?
Started by plumcrazyfx |
6 Replies
2556 Views |
August 19, 2018, 06:41:50 am by ac427v |
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clipping diode arrangement
Started by jokn |
10 Replies
5092 Views |
August 17, 2018, 02:40:04 pm by d95err |
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10 Replies
4776 Views |
August 16, 2018, 09:31:14 pm by jjasilli |
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5E3 Tone stack
Started by okguitarman |
7 Replies
3045 Views |
August 16, 2018, 08:28:47 pm by okguitarman |
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2 Replies
1973 Views |
August 16, 2018, 07:11:33 pm by choosebronze |
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4 Replies
3624 Views |
August 16, 2018, 05:03:08 pm by jjasilli |
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16 Replies
5045 Views |
August 16, 2018, 10:20:24 am by Rascalrick |
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Which output transformer?
Started by Tapsnap |
20 Replies
9830 Views |
August 15, 2018, 12:56:38 pm by 92Volts |
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9 Replies
3029 Views |
August 14, 2018, 02:34:05 pm by ylelevier77 |
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5B6 Modded Layout
Started by reddead83 |
26 Replies
8127 Views |
August 14, 2018, 02:26:16 pm by reddead83 |
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Fender Champ PT
Started by basschops1528 |
33 Replies
9992 Views |
August 14, 2018, 01:17:29 pm by Paul1453 |
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Trying to start up a new JTM45 build
Started by draperjojo |
7 Replies
3669 Views |
August 14, 2018, 10:22:44 am by draperjojo |
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SS oscillator for harmonic vibrato
Started by terminalgs |
2 Replies
2550 Views |
August 13, 2018, 08:33:22 pm by PRR |
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2 Replies
2714 Views |
August 13, 2018, 08:27:42 pm by Anticpunk |
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New PT for Mesa Boogie .50 Caliber +
Started by Oddvar |
1 Replies
1834 Views |
August 13, 2018, 07:46:58 am by sluckey |
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Cause for this distortion
Started by Leevi |
4 Replies
2195 Views |
August 12, 2018, 03:15:29 pm by Leevi |
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Advise on repairing PT wires
Started by uki |
3 Replies
2108 Views |
August 12, 2018, 01:29:20 pm by uki |
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