Welcome To the Hoffman Amplifiers Forum
October 24, 2025, 03:01:19 am
Welcome To the Hoffman Amplifiers ForumOctober 24, 2025, 03:01:19 am | ||
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Perplexing Hum in Plexi 50
Started by Geezer |
0 Replies
4682 Views |
June 18, 2005, 06:19:29 amby Geezer |
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0 Replies
3779 Views |
June 18, 2005, 06:19:00 am by Geezer |
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Bassman100 Silverface Blues &
Started by Geezer |
0 Replies
4261 Views |
June 18, 2005, 06:18:34 am by Geezer |
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microphonic wires in Twin Reverb &nb
Started by Geezer |
0 Replies
4430 Views |
June 18, 2005, 06:18:07 am by Geezer |
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Marshall PT 100W to 50W, possible?
Started by Geezer |
0 Replies
4963 Views |
June 18, 2005, 06:17:41 am by Geezer |
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68 Princeton cap job (AA964)
Started by Geezer |
0 Replies
4295 Views |
June 18, 2005, 06:17:15 am by Geezer |
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Chassis dimensions
Started by Geezer |
0 Replies
5901 Views |
June 18, 2005, 06:16:29 am by Geezer |
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Hoffman/Marshall audio clips- at last!
Started by Geezer |
0 Replies
4026 Views |
June 18, 2005, 06:16:06 am by Geezer |
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Heater wire voltage too low
Started by Geezer |
0 Replies
4801 Views |
June 18, 2005, 06:15:43 am by Geezer |
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concentric pot?????
Started by Geezer |
0 Replies
4928 Views |
June 18, 2005, 06:15:19 am by Geezer |
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tube hifi stereo
Started by Geezer |
0 Replies
3936 Views |
June 18, 2005, 06:14:51 am by Geezer |
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PT Rectifier and Speaker Qs
Started by Geezer |
0 Replies
3670 Views |
June 18, 2005, 06:14:26 am by Geezer |
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phase inverters
Started by Geezer |
0 Replies
3894 Views |
June 18, 2005, 06:14:04 am by Geezer |
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Tube Bias Checker?
Started by Geezer |
0 Replies
3913 Views |
June 18, 2005, 06:13:41 am by Geezer |
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Super 60 PT
Started by Geezer |
0 Replies
3938 Views |
June 18, 2005, 06:13:18 am by Geezer |
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Puzzled by cathode bias questions
Started by Geezer |
0 Replies
4679 Views |
June 18, 2005, 06:12:57 am by Geezer |
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Signal caps. on 69 twin
Started by Geezer |
0 Replies
3874 Views |
June 18, 2005, 06:11:47 am by Geezer |
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Vibroclone hiss (channel 2)
Started by Geezer |
0 Replies
4173 Views |
June 18, 2005, 06:11:25 am by Geezer |
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0 Replies
3662 Views |
June 18, 2005, 06:11:00 am by Geezer |
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Howdy boys
Started by Geezer |
0 Replies
3683 Views |
June 18, 2005, 06:10:38 am by Geezer |
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AC30 home built amp
Started by Geezer |
0 Replies
4068 Views |
June 18, 2005, 06:10:07 am by Geezer |
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Tweed Bassman Speakers
Started by Geezer |
0 Replies
4055 Views |
June 18, 2005, 06:09:41 am by Geezer |
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AB763 help needed..
Started by Geezer |
0 Replies
4437 Views |
June 18, 2005, 06:09:20 am by Geezer |
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Marshall super bass
Started by Geezer |
0 Replies
3694 Views |
June 18, 2005, 06:08:53 am by Geezer |
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output tranny wiring
Started by Geezer |
0 Replies
3651 Views |
June 18, 2005, 06:08:33 am by Geezer |
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5E3 heater wires @ low voltage
Started by Geezer |
0 Replies
4089 Views |
June 18, 2005, 06:07:51 am by Geezer |
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Buying a DMM
Started by Geezer |
0 Replies
3668 Views |
June 18, 2005, 06:07:27 am by Geezer |
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Matchless Spitfire inputs
Started by Geezer |
0 Replies
4295 Views |
June 18, 2005, 06:06:55 am by Geezer |
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Very old Speakers from Music Manb
Started by Geezer |
0 Replies
3649 Views |
June 18, 2005, 06:06:30 am by Geezer |
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bassman 100
Started by Geezer |
0 Replies
3560 Views |
June 18, 2005, 06:05:59 am by Geezer |
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0 Replies
4052 Views |
June 18, 2005, 06:05:35 am by Geezer |
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Hoffman AB763 in DR Reissue
Started by Geezer |
0 Replies
3636 Views |
June 18, 2005, 06:05:04 am by Geezer |
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NFB Questions
Started by Geezer |
0 Replies
3577 Views |
June 18, 2005, 06:04:41 am by Geezer |
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Newbie Question - Combining Outputs
Started by Geezer |
0 Replies
3517 Views |
June 18, 2005, 06:04:13 am by Geezer |
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Fender Ground Switch Question
Started by Geezer |
0 Replies
4362 Views |
June 18, 2005, 06:03:49 am by Geezer |
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tube orientation of a bluesbreaker
Started by Geezer |
0 Replies
3623 Views |
June 18, 2005, 06:03:23 am by Geezer |
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bassman working like dream now
Started by Geezer |
0 Replies
3563 Views |
June 18, 2005, 06:02:59 am by Geezer |
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"touchy" Reverb on AB763 SR
Started by Geezer |
0 Replies
3515 Views |
June 18, 2005, 06:02:30 am by Geezer |
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DC Heaters
Started by Geezer |
0 Replies
3614 Views |
June 18, 2005, 06:01:50 am by Geezer |
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volume drop
Started by Geezer |
0 Replies
3525 Views |
June 18, 2005, 06:00:44 am by Geezer |
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0 Replies
3486 Views |
June 18, 2005, 06:00:14 am by Geezer |
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Cap job question
Started by Geezer |
0 Replies
3354 Views |
June 18, 2005, 05:59:50 am by Geezer |
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new amp build
Started by Geezer |
0 Replies
3574 Views |
June 18, 2005, 05:59:29 am by Geezer |
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floating heaters
Started by Geezer |
0 Replies
3297 Views |
June 18, 2005, 05:58:51 am by Geezer |
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5E3 HUMmmmmm
Started by Geezer |
0 Replies
3840 Views |
June 18, 2005, 05:58:12 am by Geezer |
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0 Replies
3586 Views |
June 18, 2005, 05:57:45 am by Geezer |
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dropping heater voltage
Started by Geezer |
0 Replies
4418 Views |
June 18, 2005, 05:57:18 am by Geezer |
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5YE rectifier
Started by Geezer |
0 Replies
3895 Views |
June 18, 2005, 05:56:34 am by Geezer |
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6l6 vs el34
Started by Geezer |
0 Replies
3783 Views |
June 18, 2005, 05:56:11 am by Geezer |
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I have ? on pot install for revibe unit
Started by Geezer |
0 Replies
3779 Views |
June 18, 2005, 05:55:44 am by Geezer |
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