Welcome To the Hoffman Amplifiers Forum
April 25, 2026, 07:37:32 am
Welcome To the Hoffman Amplifiers ForumApril 25, 2026, 07:37:32 am | ||
| Subject / Started by | Replies / Views | Last post  |
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| 0 Members and 14 Guests are viewing this board. | ||||
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V1 extremely microphonic
Started by jewishjay |
16 Replies
9374 Views |
June 21, 2025, 04:43:27 pmby tubeswell |
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5E3 power transformer ratings
Started by FREYES_7 |
7 Replies
2982 Views |
June 21, 2025, 12:38:49 pm by FREYES_7 |
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10 Replies
3085 Views |
June 21, 2025, 11:38:07 am by Platefire |
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I got some free stuff...
Started by dwinstonwood |
10 Replies
3179 Views |
June 20, 2025, 06:35:24 pm by dwinstonwood |
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4 Replies
2443 Views |
June 20, 2025, 12:20:19 pm by fossilshark |
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Suggestions for a preamp project?
Started by Jennings |
6 Replies
2660 Views |
June 20, 2025, 03:18:06 am by kagliostro |
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cap can proximity to power tube
Started by joesatch |
14 Replies
3688 Views |
June 19, 2025, 09:25:18 am by joesatch |
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DR Lite with 6L6s
Started by Thisismyname |
8 Replies
2951 Views |
June 19, 2025, 05:07:30 am by pdf64 |
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15 Replies
3854 Views |
June 18, 2025, 11:12:54 pm by DummyLoad |
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8 Replies
2862 Views |
June 18, 2025, 06:17:16 pm by AlNewman |
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Schematic Check and Layout Development
Started by J3ona1 |
7 Replies
2868 Views |
June 17, 2025, 01:30:21 pm by J3ona1 |
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A humdinger question
Started by hylaphone |
4 Replies
2039 Views |
June 17, 2025, 06:52:16 am by pdf64 |
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Stereo Amp Project
Started by Topherdk |
45 Replies
6412 Views |
June 15, 2025, 12:09:48 pm by shooter |
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4 Replies
2459 Views |
June 15, 2025, 11:58:44 am by jordane |
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45 Replies
8071 Views |
June 15, 2025, 07:16:19 am by ac427v |
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6 Replies
2760 Views |
June 14, 2025, 05:11:08 pm by Merlin |
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6G3 Deluxe Celestion
Started by J3ona1 |
12 Replies
4041 Views |
June 14, 2025, 03:57:45 pm by J3ona1 |
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9 Replies
3215 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
8185 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
1799 Views |
June 13, 2025, 02:43:20 pm by _ej_ |
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Need Troubleshooting Help
Started by mar2112 |
3 Replies
1980 Views |
June 13, 2025, 09:17:38 am by scstill |
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12 Replies
3719 Views |
June 13, 2025, 05:35:16 am by Jarrodthebobo |
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Plate Voltage External Test Points
Started by Platefire |
22 Replies
4348 Views |
June 10, 2025, 05:27:49 pm by Platefire |
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9 Replies
3019 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
5294 Views |
June 10, 2025, 10:45:29 am by DummyLoad |
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Line transformers for output.
Started by silat |
6 Replies
2806 Views |
June 09, 2025, 01:40:13 pm by Williamblake |
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5e3 Part Substitution Question
Started by ThomasTube74 |
3 Replies
2329 Views |
June 08, 2025, 08:03:58 pm by stratomaster |
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MOD 102+ build trouble
Started by martinlb |
9 Replies
2765 Views |
June 08, 2025, 11:56:26 am by martinlb |
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Tweed Bluezmeister 2025
Started by acheld |
12 Replies
4755 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
8988 Views |
June 06, 2025, 09:24:25 am by tristanc |
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4 Replies
2852 Views |
June 06, 2025, 08:39:34 am by pdf64 |
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44 Replies
8066 Views |
June 05, 2025, 08:09:19 am by wsscott |
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1 Replies
2028 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
2911 Views |
June 03, 2025, 07:04:19 pm by scstill |
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5881 Cold Bias Help
Started by jjschessmaster |
2 Replies
1802 Views |
June 03, 2025, 06:54:51 am by jjschessmaster |
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Baldwin Organ Transformers
Started by strongjay912 |
14 Replies
3729 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
2177 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
3055 Views |
June 01, 2025, 06:32:32 am by ac427v |
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Hotrod Deville low volume
Started by fossilshark |
19 Replies
3767 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
5919 Views |
May 31, 2025, 02:05:55 pm by HotBluePlates |
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Holden Wasp VBA 200 Repair
Started by amosmosip |
10 Replies
3114 Views |
May 31, 2025, 01:11:47 pm by Rontone |
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3 Replies
1640 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
3126 Views |
May 30, 2025, 09:06:53 am by joesatch |
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2 Replies
2037 Views |
May 30, 2025, 06:51:21 am by Merlin |
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Philips 1N4007G diode
Started by CordovaNate |
2 Replies
2149 Views |
May 28, 2025, 11:54:13 pm by CordovaNate |
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Stand alone AMPEG Reverb
Started by Jonas |
18 Replies
4173 Views |
May 27, 2025, 06:24:14 pm by HotBluePlates |
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14 Replies
7689 Views |
May 27, 2025, 03:57:39 pm by scstill |
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12AU7 Parallel Push Pull
Started by TIMBO |
21 Replies
8622 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
2156 Views |
May 23, 2025, 09:21:31 pm by dogburn |
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31 Replies
4521 Views |
May 23, 2025, 03:27:24 pm by tubeswell |
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