Welcome To the Hoffman Amplifiers Forum
April 24, 2026, 04:49:06 pm
Welcome To the Hoffman Amplifiers ForumApril 24, 2026, 04:49:06 pm | ||
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Perplexing Hum in Plexi 50
Started by Geezer |
0 Replies
5761 Views |
June 18, 2005, 06:19:29 amby Geezer |
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0 Replies
4436 Views |
June 18, 2005, 06:19:00 am by Geezer |
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Bassman100 Silverface Blues &
Started by Geezer |
0 Replies
5102 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
5295 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
5790 Views |
June 18, 2005, 06:17:41 am by Geezer |
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68 Princeton cap job (AA964)
Started by Geezer |
0 Replies
5178 Views |
June 18, 2005, 06:17:15 am by Geezer |
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Chassis dimensions
Started by Geezer |
0 Replies
6786 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
4817 Views |
June 18, 2005, 06:16:06 am by Geezer |
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Heater wire voltage too low
Started by Geezer |
0 Replies
5612 Views |
June 18, 2005, 06:15:43 am by Geezer |
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concentric pot?????
Started by Geezer |
0 Replies
5845 Views |
June 18, 2005, 06:15:19 am by Geezer |
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tube hifi stereo
Started by Geezer |
0 Replies
4835 Views |
June 18, 2005, 06:14:51 am by Geezer |
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PT Rectifier and Speaker Qs
Started by Geezer |
0 Replies
4448 Views |
June 18, 2005, 06:14:26 am by Geezer |
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phase inverters
Started by Geezer |
0 Replies
4797 Views |
June 18, 2005, 06:14:04 am by Geezer |
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Tube Bias Checker?
Started by Geezer |
0 Replies
4653 Views |
June 18, 2005, 06:13:41 am by Geezer |
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Super 60 PT
Started by Geezer |
0 Replies
4893 Views |
June 18, 2005, 06:13:18 am by Geezer |
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Puzzled by cathode bias questions
Started by Geezer |
0 Replies
5405 Views |
June 18, 2005, 06:12:57 am by Geezer |
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Signal caps. on 69 twin
Started by Geezer |
0 Replies
4616 Views |
June 18, 2005, 06:11:47 am by Geezer |
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Vibroclone hiss (channel 2)
Started by Geezer |
0 Replies
5059 Views |
June 18, 2005, 06:11:25 am by Geezer |
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0 Replies
4543 Views |
June 18, 2005, 06:11:00 am by Geezer |
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Howdy boys
Started by Geezer |
0 Replies
4618 Views |
June 18, 2005, 06:10:38 am by Geezer |
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AC30 home built amp
Started by Geezer |
0 Replies
4842 Views |
June 18, 2005, 06:10:07 am by Geezer |
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Tweed Bassman Speakers
Started by Geezer |
0 Replies
4851 Views |
June 18, 2005, 06:09:41 am by Geezer |
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AB763 help needed..
Started by Geezer |
0 Replies
5293 Views |
June 18, 2005, 06:09:20 am by Geezer |
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Marshall super bass
Started by Geezer |
0 Replies
4638 Views |
June 18, 2005, 06:08:53 am by Geezer |
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output tranny wiring
Started by Geezer |
0 Replies
4547 Views |
June 18, 2005, 06:08:33 am by Geezer |
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5E3 heater wires @ low voltage
Started by Geezer |
0 Replies
4953 Views |
June 18, 2005, 06:07:51 am by Geezer |
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Buying a DMM
Started by Geezer |
0 Replies
4385 Views |
June 18, 2005, 06:07:27 am by Geezer |
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Matchless Spitfire inputs
Started by Geezer |
0 Replies
5864 Views |
June 18, 2005, 06:06:55 am by Geezer |
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Very old Speakers from Music Manb
Started by Geezer |
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4525 Views |
June 18, 2005, 06:06:30 am by Geezer |
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bassman 100
Started by Geezer |
0 Replies
5745 Views |
June 18, 2005, 06:05:59 am by Geezer |
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0 Replies
5044 Views |
June 18, 2005, 06:05:35 am by Geezer |
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Hoffman AB763 in DR Reissue
Started by Geezer |
0 Replies
4444 Views |
June 18, 2005, 06:05:04 am by Geezer |
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NFB Questions
Started by Geezer |
0 Replies
4442 Views |
June 18, 2005, 06:04:41 am by Geezer |
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Newbie Question - Combining Outputs
Started by Geezer |
0 Replies
4379 Views |
June 18, 2005, 06:04:13 am by Geezer |
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Fender Ground Switch Question
Started by Geezer |
0 Replies
5181 Views |
June 18, 2005, 06:03:49 am by Geezer |
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tube orientation of a bluesbreaker
Started by Geezer |
0 Replies
4415 Views |
June 18, 2005, 06:03:23 am by Geezer |
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bassman working like dream now
Started by Geezer |
0 Replies
4219 Views |
June 18, 2005, 06:02:59 am by Geezer |
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"touchy" Reverb on AB763 SR
Started by Geezer |
0 Replies
4282 Views |
June 18, 2005, 06:02:30 am by Geezer |
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DC Heaters
Started by Geezer |
0 Replies
4447 Views |
June 18, 2005, 06:01:50 am by Geezer |
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volume drop
Started by Geezer |
0 Replies
4803 Views |
June 18, 2005, 06:00:44 am by Geezer |
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0 Replies
4318 Views |
June 18, 2005, 06:00:14 am by Geezer |
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Cap job question
Started by Geezer |
0 Replies
4676 Views |
June 18, 2005, 05:59:50 am by Geezer |
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new amp build
Started by Geezer |
0 Replies
4494 Views |
June 18, 2005, 05:59:29 am by Geezer |
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floating heaters
Started by Geezer |
0 Replies
4952 Views |
June 18, 2005, 05:58:51 am by Geezer |
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5E3 HUMmmmmm
Started by Geezer |
0 Replies
4733 Views |
June 18, 2005, 05:58:12 am by Geezer |
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0 Replies
4472 Views |
June 18, 2005, 05:57:45 am by Geezer |
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dropping heater voltage
Started by Geezer |
0 Replies
5194 Views |
June 18, 2005, 05:57:18 am by Geezer |
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5YE rectifier
Started by Geezer |
0 Replies
4752 Views |
June 18, 2005, 05:56:34 am by Geezer |
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6l6 vs el34
Started by Geezer |
0 Replies
4723 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
4688 Views |
June 18, 2005, 05:55:44 am by Geezer |
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