Welcome To the Hoffman Amplifiers Forum
December 08, 2025, 01:59:22 pm
Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 01:59:22 pm | ||
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Ampeg B15S power tube substitution
Started by mresistor |
6 Replies
3728 Views |
October 09, 2018, 07:15:56 pmby davidwpack |
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13 Replies
6133 Views |
October 09, 2018, 11:52:08 am by SILVERGUN |
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Weber Load Line
Started by ginger |
1 Replies
2155 Views |
October 08, 2018, 07:34:33 pm by PRR |
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6V6 Plexi Build
Started by Big_Mike |
4 Replies
3475 Views |
October 07, 2018, 10:11:35 am by Big_Mike |
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6 Replies
7856 Views |
October 06, 2018, 11:18:56 pm by tubeswell |
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11 Replies
6356 Views |
October 06, 2018, 10:48:19 pm by alerich |
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Rectifier?
Started by okguitarman |
4 Replies
2851 Views |
October 06, 2018, 09:36:47 am by okguitarman |
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2 Replies
2367 Views |
October 05, 2018, 12:48:31 am by PRR |
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Help with rectifier/filtercap switch
Started by dunner84 |
7 Replies
3500 Views |
October 04, 2018, 07:19:47 pm by dunner84 |
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Supro Dual Tone Sort Of
Started by zendragon63 |
5 Replies
3753 Views |
October 03, 2018, 09:57:21 pm by zendragon63 |
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Regal 500 on the bench
Started by TubeGeek |
9 Replies
4955 Views |
October 03, 2018, 02:11:31 pm by jjasilli |
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69 Replies
23790 Views |
October 02, 2018, 09:33:16 pm by Willabe |
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Extra gain channel
Started by davidwpack |
10 Replies
4613 Views |
October 01, 2018, 06:02:03 pm by davidwpack |
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Blues jr Conversion, upgrades, bias
Started by Russ Fuquay |
4 Replies
3541 Views |
October 01, 2018, 02:14:39 pm by sluckey |
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JCM 800 SWITCH CHANNEL
Started by cobrabari |
11 Replies
4585 Views |
October 01, 2018, 08:12:37 am by plumcrazyfx |
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strange preamp tube issue?
Started by ALBATROS1234 |
4 Replies
2846 Views |
September 30, 2018, 06:11:53 pm by ALBATROS1234 |
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3 Replies
2664 Views |
September 30, 2018, 12:49:37 pm by plumcrazyfx |
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Reverb
Started by fossilshark |
10 Replies
4756 Views |
September 29, 2018, 11:31:26 pm by sluckey |
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Preamp tubes rattling
Started by Vlada |
3 Replies
2976 Views |
September 29, 2018, 07:22:51 pm by shooter |
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11 Replies
5668 Views |
September 28, 2018, 11:36:31 am by PRR |
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Vox AC30 Preamp Mosfet SF
Started by johngovan |
2 Replies
2687 Views |
September 28, 2018, 10:56:43 am by johngovan |
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26 Replies
17704 Views |
September 27, 2018, 03:06:02 pm by ALBATROS1234 |
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9 Replies
4848 Views |
September 27, 2018, 02:14:59 pm by uki |
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90 Replies
32143 Views |
September 27, 2018, 01:44:02 pm by uki |
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Why it Clips. Tube preamp
Started by johngovan |
1 Replies
2310 Views |
September 27, 2018, 04:56:22 am by sluckey |
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Grounding question, Hoffman AB763
Started by Diverted |
5 Replies
3749 Views |
September 26, 2018, 08:10:50 pm by PRR |
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18 Replies
5654 Views |
September 25, 2018, 02:41:54 pm by Diverted |
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Mini Plexi 5-watt Ikea Build
Started by cboysen |
4 Replies
4599 Views |
September 25, 2018, 08:26:06 am by kagliostro |
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Heater resistor burnout
Started by Oddvar |
6 Replies
3151 Views |
September 22, 2018, 11:35:52 am by Oddvar |
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Capacitors in the bias circuit?
Started by plumcrazyfx |
2 Replies
3025 Views |
September 22, 2018, 11:07:30 am by sluckey |
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12 Replies
5372 Views |
September 21, 2018, 07:01:51 pm by shooter |
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Red Plate 6V6 in Princeton Reverb.
Started by varaso |
7 Replies
3739 Views |
September 21, 2018, 03:51:06 pm by sluckey |
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Silver Twin Reverb Tremolo Volume Drop
Started by starfish |
20 Replies
6439 Views |
September 21, 2018, 11:07:11 am by starfish |
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9 Replies
6632 Views |
September 20, 2018, 09:52:09 pm by jjasilli |
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Bias Question
Started by mikeg |
3 Replies
2279 Views |
September 20, 2018, 09:11:00 pm by mikeg |
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Strange naming of part?
Started by Oddvar |
3 Replies
2490 Views |
September 20, 2018, 08:39:09 pm by PRR |
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15 Replies
4011 Views |
September 19, 2018, 11:19:50 am by Willabe |
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39 Replies
7788 Views |
September 18, 2018, 04:39:06 pm by PRR |
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Sluckey's Dual Marshall
Started by pompeiisneaks |
2 Replies
2505 Views |
September 17, 2018, 12:20:54 am by pompeiisneaks |
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Gibson GA-1RT
Started by mresistor |
18 Replies
5850 Views |
September 16, 2018, 06:41:34 pm by DummyLoad |
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Silicon on filtercaps?
Started by Oddvar |
5 Replies
2704 Views |
September 16, 2018, 10:22:22 am by Oddvar |
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40W PSE hy-gain.
Started by DummyLoad |
5 Replies
2817 Views |
September 15, 2018, 03:34:37 pm by PRR |
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2 Replies
2561 Views |
September 15, 2018, 10:12:27 am by jjasilli |
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Mesa Rectifier FX Loop Switching Issue
Started by 67SLP |
0 Replies
2121 Views |
September 15, 2018, 09:52:06 am by 67SLP |
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4 Replies
3961 Views |
September 15, 2018, 03:48:00 am by Vdelli |
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2 Replies
2212 Views |
September 14, 2018, 07:27:30 pm by starfish |
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Output transformers
Started by newguitarsmell |
3 Replies
2113 Views |
September 14, 2018, 06:14:13 pm by bmccowan |
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9 Replies
3034 Views |
September 14, 2018, 09:20:15 am by EL34 |
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Sluckey's Bucking transformer
Started by Willabe |
4 Replies
3551 Views |
September 13, 2018, 02:46:14 pm by jjasilli |
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31 Replies
11049 Views |
September 13, 2018, 07:20:12 am by bmccowan |
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