Welcome To the Hoffman Amplifiers Forum
October 23, 2025, 05:41:10 am
Welcome To the Hoffman Amplifiers ForumOctober 23, 2025, 05:41:10 am | ||
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70 Replies
13248 Views |
November 03, 2017, 04:41:52 pmby sluckey |
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Adhesive on tube glass, bad?
Started by uki |
13 Replies
4101 Views |
November 03, 2017, 12:22:01 pm by Willabe |
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4 Replies
2173 Views |
November 02, 2017, 03:17:59 pm by DummyLoad |
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Sizing & Spec'ing Transformers
Started by BlackCrowe604 |
12 Replies
6127 Views |
November 01, 2017, 11:11:35 am by tubeswell |
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Center-tapped winding current ratings?
Started by 92Volts |
17 Replies
8005 Views |
November 01, 2017, 08:18:01 am by jjasilli |
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6 Replies
3669 Views |
October 31, 2017, 10:59:09 pm by punkykatt |
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tweed pro re-cap
Started by J Rindt |
6 Replies
2492 Views |
October 31, 2017, 10:17:00 pm by PRR |
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Preamp only AB763 single channel
Started by Willisamps |
3 Replies
2877 Views |
October 31, 2017, 09:53:44 pm by drew |
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Power cord strain relief bushing too small
Started by bnwitt |
11 Replies
5208 Views |
October 31, 2017, 09:17:40 pm by PRR |
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48 Replies
8690 Views |
October 31, 2017, 03:33:51 pm by Auke Jolman |
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15 Replies
4669 Views |
October 31, 2017, 12:37:31 pm by pompeiisneaks |
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Re:globeking 100a
Started by Noclue |
2 Replies
2641 Views |
October 31, 2017, 03:58:16 am by Noclue |
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12 Replies
5409 Views |
October 30, 2017, 11:36:55 pm by BlackCrowe604 |
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output transformer impedance question
Started by Tapsnap |
34 Replies
13400 Views |
October 30, 2017, 07:52:21 pm by Tapsnap |
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Haynes Jazz King II
Started by plexi50 |
19 Replies
11464 Views |
October 30, 2017, 02:56:46 pm by rml714 |
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High-voltage power connectors
Started by 92Volts |
7 Replies
3005 Views |
October 29, 2017, 06:45:06 pm by bnwitt |
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5 Replies
2702 Views |
October 29, 2017, 01:41:08 pm by sluckey |
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5 Replies
2609 Views |
October 29, 2017, 12:35:13 pm by jojokeo |
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parallel speaker outs wiring
Started by dennyg |
0 Replies
1799 Views |
October 29, 2017, 12:09:58 am by dennyg |
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3 Replies
2226 Views |
October 27, 2017, 06:07:09 pm by sluckey |
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27 Replies
20451 Views |
October 26, 2017, 11:12:56 pm by PRR |
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Power Reduction Circuit Opinions
Started by c.stoffel |
11 Replies
5743 Views |
October 26, 2017, 11:07:24 pm by PRR |
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5 Replies
2583 Views |
October 26, 2017, 10:26:05 pm by PRR |
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Hybrid amp for bass & acoustic
Started by tubenit |
23 Replies
5987 Views |
October 26, 2017, 05:41:04 pm by tubenit |
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Carvin Amp Schematics
Started by turtle441 |
10 Replies
5807 Views |
October 26, 2017, 02:27:04 pm by kagliostro |
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New High Gain Build
Started by silverfox |
26 Replies
9952 Views |
October 26, 2017, 02:14:18 pm by dennyg |
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77 Marshall 2203 Check-up
Started by BlackCrowe604 |
6 Replies
3135 Views |
October 26, 2017, 01:39:26 pm by 92Volts |
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'76 JMP50 resistor wattage
Started by Jaymz77 |
2 Replies
2739 Views |
October 24, 2017, 11:01:15 pm by BlackCrowe604 |
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5150 fun
Started by hesamadman |
4 Replies
2533 Views |
October 24, 2017, 07:49:48 am by hesamadman |
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16 Replies
5626 Views |
October 23, 2017, 03:50:27 pm by Crate50watt |
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15 Replies
5306 Views |
October 23, 2017, 01:34:53 am by BlackCrowe604 |
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Revibe tremolo pulse
Started by Apexelectric |
2 Replies
1958 Views |
October 22, 2017, 07:45:01 pm by Apexelectric |
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28 Replies
5598 Views |
October 22, 2017, 06:33:33 pm by shooter |
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PI values for Friedman / Fender mix?
Started by roseblood11 |
5 Replies
2182 Views |
October 22, 2017, 12:55:11 pm by sluckey |
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Tube preamp build anyone?
Started by Oddvar |
3 Replies
2336 Views |
October 22, 2017, 12:11:32 pm by kagliostro |
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supro 6424****
Started by ClippIn4tae |
33 Replies
6557 Views |
October 22, 2017, 07:17:44 am by EL34 |
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Bias Circuit Comparison
Started by mwelch55 |
10 Replies
4098 Views |
October 21, 2017, 09:05:50 pm by alerich |
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hook-up wire
Started by dude |
30 Replies
9106 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
1893 Views |
October 21, 2017, 05:02:04 pm by 2deaf |
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7 Replies
3379 Views |
October 20, 2017, 10:47:08 pm by PRR |
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0 Replies
1725 Views |
October 20, 2017, 08:44:16 pm by Willabe |
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34 Replies
14910 Views |
October 20, 2017, 05:11:23 pm by tubeswell |
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11 Replies
8419 Views |
October 18, 2017, 11:17:27 am by juniormarbles |
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High-gain rat's nest
Started by 92Volts |
5 Replies
3489 Views |
October 18, 2017, 10:09:21 am by davidwpack |
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11 Replies
5843 Views |
October 18, 2017, 09:44:25 am by 92Volts |
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Fender Bassman 100 PT specs
Started by pompeiisneaks |
20 Replies
5698 Views |
October 18, 2017, 09:41:27 am by pompeiisneaks |
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Silvertone 1482 Hum
Started by dpm309 |
11 Replies
3584 Views |
October 17, 2017, 02:14:00 pm by dpm309 |
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18 Replies
5036 Views |
October 17, 2017, 10:01:01 am by bnwitt |
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carvin mts3200 - resurrection and mods.
Started by DummyLoad |
9 Replies
8296 Views |
October 14, 2017, 05:35:09 pm by DummyLoad |
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Tube Amplifier Chassis Grounding question
Started by occam25 |
14 Replies
8317 Views |
October 14, 2017, 03:34:11 pm by shooter |
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