Welcome To the Hoffman Amplifiers Forum
January 24, 2026, 05:20:25 am
Welcome To the Hoffman Amplifiers ForumJanuary 24, 2026, 05:20:25 am | ||
| Subject / Started by | Replies / Views | Last post  |
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| 0 Members and 37 Guests are viewing this board. | ||||
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Reducing hiss in an amp.
Started by Mike_J |
15 Replies
8124 Views |
March 23, 2021, 06:09:17 pmby Mike_J |
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4 Replies
3819 Views |
March 23, 2021, 09:33:18 am by gitarzysta |
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9 Replies
4555 Views |
March 22, 2021, 11:53:35 am by wittyjeff |
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23 Replies
7817 Views |
March 22, 2021, 05:00:18 am by Latole |
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14 Replies
6847 Views |
March 22, 2021, 03:02:03 am by gitarzysta |
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Info for Supro Build
Started by TIMBO |
31 Replies
14759 Views |
March 21, 2021, 02:30:50 pm by TIMBO |
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5 Replies
3507 Views |
March 21, 2021, 01:23:50 pm by Mike_J |
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7 Replies
4217 Views |
March 20, 2021, 07:28:18 pm by tubeswell |
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Mystery Transformer
Started by dbishopbliss |
6 Replies
3583 Views |
March 20, 2021, 03:18:37 pm by dbishopbliss |
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CC resistor drift in princeton reverb
Started by texwest |
5 Replies
3561 Views |
March 20, 2021, 12:56:57 pm by PRR |
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32 Replies
10730 Views |
March 20, 2021, 10:14:27 am by PharmRock |
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6 Replies
5522 Views |
March 20, 2021, 09:03:58 am by acheld |
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Inpedance of output transformer
Started by jamesedmunda |
4 Replies
3441 Views |
March 20, 2021, 03:53:10 am by Latole |
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Mojotone PR buzz
Started by dbaum |
8 Replies
3812 Views |
March 19, 2021, 07:50:16 pm by texwest |
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Doug's custom boards
Started by p2pAmps |
11 Replies
5618 Views |
March 19, 2021, 10:41:33 am by 66Strat |
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Diodes in parallel with GZ34?
Started by Opry Audio |
10 Replies
5959 Views |
March 19, 2021, 08:05:37 am by pdf64 |
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Transformer Supplier
Started by ALBATROS1234 |
1 Replies
2467 Views |
March 18, 2021, 10:38:05 am by Latole |
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Advice on KLD 5E3?
Started by timmyjoe |
5 Replies
3978 Views |
March 18, 2021, 08:42:25 am by dwinstonwood |
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11 Replies
4646 Views |
March 17, 2021, 06:53:25 pm by shooter |
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VHT Standard 18w TMB
Started by mresistor |
2 Replies
3459 Views |
March 17, 2021, 02:31:27 pm by mresistor |
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2 Replies
2626 Views |
March 17, 2021, 01:34:22 pm by pdf64 |
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Dumble 50W 3rd gen
Started by Nikk |
6 Replies
3659 Views |
March 17, 2021, 01:33:43 pm by Nikk |
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TO20 Transformer
Started by AllEars |
18 Replies
9206 Views |
March 17, 2021, 10:15:44 am by thetragichero |
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New amp schematic for feedback
Started by Ed_Chambley |
36 Replies
17052 Views |
March 17, 2021, 08:21:04 am by shooter |
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52 Replies
15442 Views |
March 17, 2021, 07:25:46 am by trobbins |
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JTM45 - Broken power tubes?
Started by jwarlock |
15 Replies
5949 Views |
March 16, 2021, 06:05:34 pm by jwarlock |
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Supro 1696TN scratch build question
Started by luthierwnc |
2 Replies
2894 Views |
March 16, 2021, 03:10:45 pm by luthierwnc |
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Bassman 6G6A 510v on plates
Started by shaun |
10 Replies
4174 Views |
March 16, 2021, 03:06:48 pm by shaun |
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Bleeding Resistors
Started by dude |
9 Replies
4270 Views |
March 16, 2021, 12:46:02 pm by PRR |
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2 Replies
2352 Views |
March 15, 2021, 06:07:18 pm by Coinroller |
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Deluxe OPT in Princeton
Started by casey73 |
9 Replies
4262 Views |
March 15, 2021, 12:05:40 pm by casey73 |
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9 Replies
4198 Views |
March 15, 2021, 11:33:02 am by Mike_J |
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Securing AC and chassis ground points?
Started by Mike_J |
23 Replies
7657 Views |
March 14, 2021, 08:33:35 pm by Soulfetish |
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What would cause bias resistors to blow?
Started by Mason |
14 Replies
7092 Views |
March 14, 2021, 07:25:59 pm by HotBluePlates |
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6 Replies
3866 Views |
March 14, 2021, 04:27:41 am by luthierwnc |
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Univox U235PB B+ Secondary Fusing
Started by astronomicum |
11 Replies
5289 Views |
March 13, 2021, 07:13:30 pm by trobbins |
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6g3 Master Volume conundrum
Started by luthierwnc |
11 Replies
5847 Views |
March 13, 2021, 06:05:41 pm by luthierwnc |
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My hoffman Twin Reverb - new problem
Started by proaudioguy |
5 Replies
3825 Views |
March 13, 2021, 06:03:40 am by sluckey |
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Silvertone 1484 Reverb Issue
Started by jim dresser |
3 Replies
3097 Views |
March 13, 2021, 12:33:38 am by thetragichero |
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6 Replies
3106 Views |
March 12, 2021, 04:58:29 pm by Opry Audio |
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23 Replies
8354 Views |
March 12, 2021, 04:16:23 pm by Mike_J |
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Problem with Supro Thunderbolt Build
Started by johno9 |
10 Replies
4848 Views |
March 11, 2021, 06:02:20 pm by shooter |
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33 Replies
8400 Views |
March 11, 2021, 05:59:57 pm by shooter |
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4 Replies
2868 Views |
March 11, 2021, 04:06:57 pm by Mike_J |
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Stuck, (I can't find the issue)
Started by dude |
10 Replies
6378 Views |
March 11, 2021, 03:54:46 pm by dude |
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Fender Bandmaster TFL5005?
Started by JustMike |
16 Replies
7341 Views |
March 11, 2021, 10:20:17 am by JustMike |
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13 Replies
7870 Views |
March 11, 2021, 05:58:05 am by pdf64 |
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Hoffman 5f6a modified to fit my chassis.
Started by Mike_J |
1 Replies
2483 Views |
March 10, 2021, 11:46:16 am by Mike_J |
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How to troubleshoot this?
Started by JustMike |
10 Replies
4795 Views |
March 10, 2021, 07:50:17 am by sluckey |
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28 Replies
7839 Views |
March 09, 2021, 06:25:11 pm by Mike_J |
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