Welcome To the Hoffman Amplifiers Forum
June 09, 2026, 05:23:59 pm
Welcome To the Hoffman Amplifiers ForumJune 09, 2026, 05:23:59 pm | ||
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15 Replies
4854 Views |
June 18, 2025, 11:12:54 pmby DummyLoad |
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8 Replies
3690 Views |
June 18, 2025, 06:17:16 pm by AlNewman |
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Schematic Check and Layout Development
Started by J3ona1 |
7 Replies
3789 Views |
June 17, 2025, 01:30:21 pm by J3ona1 |
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A humdinger question
Started by hylaphone |
4 Replies
2537 Views |
June 17, 2025, 06:52:16 am by pdf64 |
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Stereo Amp Project
Started by Topherdk |
45 Replies
7737 Views |
June 15, 2025, 12:09:48 pm by shooter |
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4 Replies
3164 Views |
June 15, 2025, 11:58:44 am by jordane |
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45 Replies
10193 Views |
June 15, 2025, 07:16:19 am by ac427v |
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6 Replies
3488 Views |
June 14, 2025, 05:11:08 pm by Merlin |
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6G3 Deluxe Celestion
Started by J3ona1 |
12 Replies
6670 Views |
June 14, 2025, 03:57:45 pm by J3ona1 |
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9 Replies
3924 Views |
June 13, 2025, 04:38:28 pm by bxershrts |
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New Life for an old Blues Jr
Started by Garrett Dawkins |
42 Replies
9997 Views |
June 13, 2025, 03:53:59 pm by stratomaster |
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Got given a crusty old Blues Jr....
Started by _ej_ |
0 Replies
2279 Views |
June 13, 2025, 02:43:20 pm by _ej_ |
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Need Troubleshooting Help
Started by mar2112 |
3 Replies
2508 Views |
June 13, 2025, 09:17:38 am by scstill |
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12 Replies
4668 Views |
June 13, 2025, 05:35:16 am by Jarrodthebobo |
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Plate Voltage External Test Points
Started by Platefire |
22 Replies
5312 Views |
June 10, 2025, 05:27:49 pm by Platefire |
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9 Replies
3773 Views |
June 10, 2025, 12:44:29 pm by Porpoise Head |
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MOD 5F1 kit - voltage issues
Started by martinlb |
31 Replies
6832 Views |
June 10, 2025, 10:45:29 am by DummyLoad |
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Line transformers for output.
Started by silat |
6 Replies
3480 Views |
June 09, 2025, 01:40:13 pm by Williamblake |
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5e3 Part Substitution Question
Started by ThomasTube74 |
3 Replies
2935 Views |
June 08, 2025, 08:03:58 pm by stratomaster |
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MOD 102+ build trouble
Started by martinlb |
9 Replies
3452 Views |
June 08, 2025, 11:56:26 am by martinlb |
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Tweed Bluezmeister 2025
Started by acheld |
12 Replies
5738 Views |
June 07, 2025, 10:52:37 am by acheld |
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Jam night amp ideas. Grab and go head
Started by tristanc |
18 Replies
10445 Views |
June 06, 2025, 09:24:25 am by tristanc |
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4 Replies
3677 Views |
June 06, 2025, 08:39:34 am by pdf64 |
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44 Replies
9904 Views |
June 05, 2025, 08:09:19 am by wsscott |
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1 Replies
2594 Views |
June 04, 2025, 03:53:16 am by Merlin |
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121v from end lug to chassis
Started by martinlb |
11 Replies
3582 Views |
June 03, 2025, 07:04:19 pm by scstill |
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5881 Cold Bias Help
Started by jjschessmaster |
2 Replies
2284 Views |
June 03, 2025, 06:54:51 am by jjschessmaster |
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Baldwin Organ Transformers
Started by strongjay912 |
14 Replies
4589 Views |
June 02, 2025, 09:33:45 pm by strongjay912 |
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Dual 1MA pot for dwell-volume control?
Started by ac427v |
2 Replies
2760 Views |
June 01, 2025, 06:38:11 am by ac427v |
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Which is quieter? (Filter node question)
Started by jordan86 |
9 Replies
3873 Views |
June 01, 2025, 06:32:32 am by ac427v |
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Hotrod Deville low volume
Started by fossilshark |
19 Replies
4581 Views |
May 31, 2025, 04:24:11 pm by AlNewman |
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Adding Tube Rectifier on a Switch
Started by Nathan |
35 Replies
7298 Views |
May 31, 2025, 02:05:55 pm by HotBluePlates |
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Holden Wasp VBA 200 Repair
Started by amosmosip |
10 Replies
3850 Views |
May 31, 2025, 01:11:47 pm by Rontone |
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3 Replies
2102 Views |
May 30, 2025, 01:30:06 pm by Platefire |
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800 circuit power section hum help!
Started by joesatch |
10 Replies
3963 Views |
May 30, 2025, 09:06:53 am by joesatch |
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2 Replies
2584 Views |
May 30, 2025, 06:51:21 am by Merlin |
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Philips 1N4007G diode
Started by CordovaNate |
2 Replies
2731 Views |
May 28, 2025, 11:54:13 pm by CordovaNate |
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Stand alone AMPEG Reverb
Started by Jonas |
18 Replies
5209 Views |
May 27, 2025, 06:24:14 pm by HotBluePlates |
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14 Replies
8565 Views |
May 27, 2025, 03:57:39 pm by scstill |
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12AU7 Parallel Push Pull
Started by TIMBO |
21 Replies
9848 Views |
May 25, 2025, 01:04:10 am by kagliostro |
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Diagnosing DRRI that cut out on client
Started by Choan |
4 Replies
2769 Views |
May 23, 2025, 09:21:31 pm by dogburn |
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31 Replies
5628 Views |
May 23, 2025, 03:27:24 pm by tubeswell |
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Transformer wiring.
Started by AC4 |
37 Replies
10379 Views |
May 23, 2025, 03:23:48 pm by AC4 |
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Parallel Single Ended 5F1
Started by TurboGuitarMelton |
30 Replies
14086 Views |
May 22, 2025, 05:14:39 pm by shooter |
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Reliable source of tested 6P14P valves?
Started by Loomer |
6 Replies
3364 Views |
May 22, 2025, 04:10:14 pm by HotBluePlates |
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EVH5150III pilot light issue
Started by fossilshark |
4 Replies
3022 Views |
May 22, 2025, 01:00:38 pm by mresistor |
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Building Mojotone Princeton Reverb Kit
Started by yahoo |
6 Replies
3198 Views |
May 22, 2025, 11:34:54 am by Lectroid |
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60 Replies
10580 Views |
May 22, 2025, 06:50:55 am by wsscott |
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Using a 6Z4 to 6X4 adapter
Started by kasperbergholt |
5 Replies
3409 Views |
May 21, 2025, 12:04:27 pm by kasperbergholt |
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14 Replies
4972 Views |
May 21, 2025, 07:21:43 am by kagliostro |
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