Welcome To the Hoffman Amplifiers Forum
January 24, 2026, 05:20:12 am
Welcome To the Hoffman Amplifiers ForumJanuary 24, 2026, 05:20:12 am | ||
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| 0 Members and 38 Guests are viewing this board. | ||||
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Power transformer question....
Started by Stuff4bikes |
5 Replies
2724 Views |
November 04, 2021, 05:08:40 pmby HotBluePlates |
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AB763 Bias too cold resistor swap
Started by joesatch |
1 Replies
2701 Views |
November 04, 2021, 12:59:43 pm by sluckey |
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Power supply for Kustom Defender V30
Started by frankenxtein |
7 Replies
4215 Views |
November 04, 2021, 12:34:55 am by frankenxtein |
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Silvertone 1484 - low output
Started by scstill |
45 Replies
16599 Views |
November 03, 2021, 08:50:51 am by scstill |
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2 Replies
2922 Views |
November 03, 2021, 06:37:41 am by cboysen |
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5E8A question
Started by mresistor |
5 Replies
3246 Views |
November 02, 2021, 11:48:23 pm by mresistor |
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6G15 Hum-loop block network
Started by Roukedou |
8 Replies
6787 Views |
November 02, 2021, 01:05:42 pm by prongster |
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Electronics/Tube Amp Course?
Started by 72Blazer |
10 Replies
4078 Views |
November 02, 2021, 09:17:39 am by pdf64 |
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23 Replies
6259 Views |
November 02, 2021, 05:34:41 am by pdf64 |
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2 Replies
2489 Views |
November 01, 2021, 04:26:39 pm by joesatch |
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5E8A clone coming out of standby
Started by mresistor |
5 Replies
3575 Views |
November 01, 2021, 03:18:31 pm by mresistor |
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Sluckey bias circuit question.
Started by joesatch |
2 Replies
2574 Views |
November 01, 2021, 08:39:03 am by joesatch |
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2 Replies
2913 Views |
October 31, 2021, 08:27:33 pm by luthierwnc |
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8 Replies
4005 Views |
October 31, 2021, 02:42:28 pm by PRR |
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4 Replies
3582 Views |
October 30, 2021, 09:37:25 pm by HotBluePlates |
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13 Replies
4601 Views |
October 30, 2021, 08:39:13 am by HotBluePlates |
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Need advice on HV tap blowing fuses
Started by luthierwnc |
16 Replies
4477 Views |
October 29, 2021, 02:45:58 pm by luthierwnc |
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Killed my Princeton treble
Started by MacGwyn |
43 Replies
12279 Views |
October 29, 2021, 02:35:44 pm by Indyryder02 |
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5E3 REVERB EXULED
Started by TIMBO |
20 Replies
6538 Views |
October 29, 2021, 02:21:39 pm by TIMBO |
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OT wiring explanation
Started by joesatch |
2 Replies
2525 Views |
October 29, 2021, 01:59:52 pm by sluckey |
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19 Replies
7791 Views |
October 29, 2021, 10:45:03 am by ac427v |
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AB763 Reverb Transformer Placement
Started by joesatch |
2 Replies
2836 Views |
October 29, 2021, 08:01:52 am by joesatch |
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Sovtek Mig-60 weird biasing resistors
Started by Diverted |
2 Replies
2899 Views |
October 28, 2021, 02:12:01 pm by sluckey |
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Bias Failsafe AB763
Started by joesatch |
19 Replies
6355 Views |
October 28, 2021, 12:55:15 pm by shooter |
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Presence control on 5F1
Started by Stuff4bikes |
1 Replies
2586 Views |
October 28, 2021, 07:27:32 am by Latole |
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5e3 head layout
Started by timmyjoe |
4 Replies
3877 Views |
October 28, 2021, 06:45:34 am by Latole |
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'66 AB763 Super Reverb question
Started by Esquirefreak |
11 Replies
4000 Views |
October 28, 2021, 04:21:12 am by Leevi |
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Ground resistor
Started by Leevi |
11 Replies
4184 Views |
October 27, 2021, 11:18:39 am by Leevi |
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51 Replies
12177 Views |
October 26, 2021, 12:59:28 am by dram56 |
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5 Replies
3174 Views |
October 26, 2021, 12:46:16 am by PRR |
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Beefed up Princeton AA964
Started by acheld |
35 Replies
8893 Views |
October 25, 2021, 01:22:35 pm by ac427v |
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Cold clipper causing unstability
Started by Colas LeGrippa |
5 Replies
3862 Views |
October 24, 2021, 07:56:11 pm by Colas LeGrippa |
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Princeton Reverb hum problem
Started by texwest |
12 Replies
4281 Views |
October 24, 2021, 05:52:33 pm by texwest |
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Will this work to reduce screen voltage?
Started by brewdude |
29 Replies
7136 Views |
October 24, 2021, 12:28:13 pm by mresistor |
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Finding a short
Started by dragonworks |
45 Replies
10007 Views |
October 23, 2021, 02:52:21 am by dragonworks |
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Am done with PEC for good.
Started by Champ_49 |
21 Replies
10700 Views |
October 22, 2021, 02:55:07 pm by joesatch |
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Single ended amp microphonic problem.
Started by Tapsnap |
6 Replies
3291 Views |
October 22, 2021, 03:35:15 am by shooter |
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Transfo line out
Started by Colas LeGrippa |
1 Replies
2494 Views |
October 21, 2021, 09:22:52 pm by Colas LeGrippa |
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Help finding bias pot
Started by dude |
11 Replies
4286 Views |
October 20, 2021, 10:43:41 pm by Blooze |
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MusicMan 2475-130 design error?
Started by vintasonic |
1 Replies
2985 Views |
October 20, 2021, 03:21:03 pm by sluckey |
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tweed od lite
Started by BrainDeadAmps |
9 Replies
4489 Views |
October 19, 2021, 08:00:44 pm by PRR |
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Carolina Songbird + build started
Started by BetterOffShred |
2 Replies
3134 Views |
October 18, 2021, 04:33:51 pm by BetterOffShred |
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75 Replies
27887 Views |
October 18, 2021, 03:24:52 pm by Bieworm |
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1 Replies
2566 Views |
October 18, 2021, 02:33:59 pm by PRR |
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37 Replies
9094 Views |
October 17, 2021, 03:12:45 pm by Diverted |
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3 Replies
2768 Views |
October 17, 2021, 01:21:52 pm by sluckey |
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Marshall VS100 Power Transformer Repurpose
Started by TIMBO |
3 Replies
2746 Views |
October 17, 2021, 12:04:03 pm by PRR |
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Carmen Ghia clone value questions
Started by creekrat |
21 Replies
11808 Views |
October 16, 2021, 09:31:27 pm by porkzo |
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16 Replies
4671 Views |
October 16, 2021, 05:13:55 pm by sluckey |
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Orange AD15 Style Amp
Started by frankenxtein |
11 Replies
5205 Views |
October 16, 2021, 12:09:54 pm by frankenxtein |
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