Welcome To the Hoffman Amplifiers Forum
April 26, 2026, 07:47:30 am
Welcome To the Hoffman Amplifiers ForumApril 26, 2026, 07:47:30 am | ||
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| 0 Members and 14 Guests are viewing this board. | ||||
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11 Replies
6511 Views |
November 07, 2021, 05:46:45 amby tschwarz |
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Vibrolux No Balls
Started by jaster55 |
5 Replies
3643 Views |
November 06, 2021, 05:57:09 pm by jaster55 |
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Slivertone 1484 voltages
Started by allstonma |
9 Replies
5252 Views |
November 06, 2021, 04:31:09 pm by PRR |
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AB763 high voltages help
Started by joesatch |
14 Replies
6488 Views |
November 05, 2021, 10:02:45 pm by PRR |
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Starting my AB763-1 build
Started by Hazcat |
2 Replies
3325 Views |
November 05, 2021, 02:10:52 pm by Hazcat |
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Stout Reverb NFB switch
Started by tkm |
2 Replies
3668 Views |
November 05, 2021, 11:51:09 am by tkm |
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Crosstalk when using LND150 FET
Started by Leevi |
8 Replies
5070 Views |
November 05, 2021, 11:50:55 am by Leevi |
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Can I run it at 4Ohms?
Started by toomanyslurpees |
10 Replies
7015 Views |
November 05, 2021, 07:28:00 am by mresistor |
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twisting heater wires.
Started by joesatch |
26 Replies
9572 Views |
November 04, 2021, 10:55:31 pm by Mungo Park |
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Reverb not working in a Fender Blues Jr.
Started by 72Blazer |
26 Replies
9131 Views |
November 04, 2021, 08:44:10 pm by 72Blazer |
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Power transformer question....
Started by Stuff4bikes |
5 Replies
3523 Views |
November 04, 2021, 05:08:40 pm by HotBluePlates |
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AB763 Bias too cold resistor swap
Started by joesatch |
1 Replies
3500 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
5222 Views |
November 04, 2021, 12:34:55 am by frankenxtein |
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Silvertone 1484 - low output
Started by scstill |
45 Replies
19362 Views |
November 03, 2021, 08:50:51 am by scstill |
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2 Replies
3739 Views |
November 03, 2021, 06:37:41 am by cboysen |
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5E8A question
Started by mresistor |
5 Replies
4099 Views |
November 02, 2021, 11:48:23 pm by mresistor |
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6G15 Hum-loop block network
Started by Roukedou |
8 Replies
7712 Views |
November 02, 2021, 01:05:42 pm by prongster |
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Electronics/Tube Amp Course?
Started by 72Blazer |
10 Replies
5155 Views |
November 02, 2021, 09:17:39 am by pdf64 |
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23 Replies
7788 Views |
November 02, 2021, 05:34:41 am by pdf64 |
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2 Replies
3370 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
4516 Views |
November 01, 2021, 03:18:31 pm by mresistor |
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Sluckey bias circuit question.
Started by joesatch |
2 Replies
3386 Views |
November 01, 2021, 08:39:03 am by joesatch |
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2 Replies
3788 Views |
October 31, 2021, 08:27:33 pm by luthierwnc |
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8 Replies
5003 Views |
October 31, 2021, 02:42:28 pm by PRR |
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4 Replies
4543 Views |
October 30, 2021, 09:37:25 pm by HotBluePlates |
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13 Replies
5523 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
5450 Views |
October 29, 2021, 02:45:58 pm by luthierwnc |
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Killed my Princeton treble
Started by MacGwyn |
43 Replies
13578 Views |
October 29, 2021, 02:35:44 pm by Indyryder02 |
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5E3 REVERB EXULED
Started by TIMBO |
20 Replies
7592 Views |
October 29, 2021, 02:21:39 pm by TIMBO |
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OT wiring explanation
Started by joesatch |
2 Replies
3235 Views |
October 29, 2021, 01:59:52 pm by sluckey |
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19 Replies
8845 Views |
October 29, 2021, 10:45:03 am by ac427v |
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AB763 Reverb Transformer Placement
Started by joesatch |
2 Replies
3638 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
3619 Views |
October 28, 2021, 02:12:01 pm by sluckey |
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Bias Failsafe AB763
Started by joesatch |
19 Replies
7544 Views |
October 28, 2021, 12:55:15 pm by shooter |
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Presence control on 5F1
Started by Stuff4bikes |
1 Replies
3209 Views |
October 28, 2021, 07:27:32 am by Latole |
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5e3 head layout
Started by timmyjoe |
4 Replies
4795 Views |
October 28, 2021, 06:45:34 am by Latole |
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'66 AB763 Super Reverb question
Started by Esquirefreak |
11 Replies
4877 Views |
October 28, 2021, 04:21:12 am by Leevi |
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Ground resistor
Started by Leevi |
11 Replies
5067 Views |
October 27, 2021, 11:18:39 am by Leevi |
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51 Replies
14097 Views |
October 26, 2021, 12:59:28 am by dram56 |
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5 Replies
3858 Views |
October 26, 2021, 12:46:16 am by PRR |
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Beefed up Princeton AA964
Started by acheld |
35 Replies
10162 Views |
October 25, 2021, 01:22:35 pm by ac427v |
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Cold clipper causing unstability
Started by Colas LeGrippa |
5 Replies
4771 Views |
October 24, 2021, 07:56:11 pm by Colas LeGrippa |
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Princeton Reverb hum problem
Started by texwest |
12 Replies
5225 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
8145 Views |
October 24, 2021, 12:28:13 pm by mresistor |
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Finding a short
Started by dragonworks |
45 Replies
11761 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
12088 Views |
October 22, 2021, 02:55:07 pm by joesatch |
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Single ended amp microphonic problem.
Started by Tapsnap |
6 Replies
4022 Views |
October 22, 2021, 03:35:15 am by shooter |
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Transfo line out
Started by Colas LeGrippa |
1 Replies
3137 Views |
October 21, 2021, 09:22:52 pm by Colas LeGrippa |
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Help finding bias pot
Started by dude |
11 Replies
5156 Views |
October 20, 2021, 10:43:41 pm by Blooze |
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MusicMan 2475-130 design error?
Started by vintasonic |
1 Replies
3688 Views |
October 20, 2021, 03:21:03 pm by sluckey |
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