Welcome To the Hoffman Amplifiers Forum
December 08, 2025, 03:23:23 pm
Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 03:23:23 pm | ||
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DR One channel -- Strange B+ numbers
Started by Lectroid |
43 Replies
9080 Views |
September 14, 2022, 08:27:20 amby Lectroid |
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3 Replies
3091 Views |
September 13, 2022, 04:54:37 pm by Pavels07 |
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Rauland-Borg 1916 PA to guitar amp
Started by punkykatt |
27 Replies
10493 Views |
September 13, 2022, 12:35:55 pm by Lectroid |
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Ideas for a guitar case amp?
Started by Jennings |
49 Replies
11953 Views |
September 13, 2022, 06:40:39 am by Jennings |
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17 Replies
11782 Views |
September 12, 2022, 02:55:44 pm by HotBluePlates |
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Magnatone MP3 verb PP driver
Started by Willabe |
5 Replies
3808 Views |
September 12, 2022, 11:30:41 am by Willabe |
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Vibrato channel low volume in Bandmaster
Started by jim |
6 Replies
3384 Views |
September 11, 2022, 05:28:53 pm by uki |
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Custom Faceplates and Nameplates
Started by Swampertech |
14 Replies
12966 Views |
September 11, 2022, 02:26:20 pm by JPK |
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MOJOtone FX loop Stuffed Wrong?
Started by JustMike |
4 Replies
3120 Views |
September 11, 2022, 01:34:44 pm by PRR |
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Twin Reverb Help!
Started by Travis8 |
7 Replies
3231 Views |
September 09, 2022, 08:59:30 am by Latole |
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44 Replies
8891 Views |
September 08, 2022, 05:25:56 am by Jennings |
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Variac Minimum Voltage
Started by ululufut |
11 Replies
4335 Views |
September 07, 2022, 11:44:28 pm by dude |
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25 Replies
6926 Views |
September 06, 2022, 06:21:00 pm by HotBluePlates |
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just to make sure...
Started by Bieworm |
12 Replies
4373 Views |
September 06, 2022, 10:42:17 am by 66Strat |
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x6 push pull tube amp primary?
Started by Balticnoiseforge |
1 Replies
2634 Views |
September 05, 2022, 04:02:24 pm by tubeswell |
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ENGL Retro 50 Schematic
Started by dpm309 |
13 Replies
4796 Views |
September 05, 2022, 04:41:54 am by d95err |
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1961 Super Amp Tremelo Problem
Started by plexi50 |
33 Replies
6745 Views |
September 04, 2022, 12:30:57 pm by shooter |
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Silvertone 1433 heater wiring
Started by Leevi |
11 Replies
3722 Views |
September 04, 2022, 10:32:39 am by Leevi |
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76 Replies
31751 Views |
September 04, 2022, 09:36:16 am by kagliostro |
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5E3
Started by Fictitiousfreedom |
19 Replies
6083 Views |
September 04, 2022, 07:51:52 am by Williamblake |
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Fender Blackface Bassman AA864 chassis
Started by Jamlid |
47 Replies
10355 Views |
September 03, 2022, 05:42:49 pm by Jamlid |
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Vibrochamp biasing
Started by Blooze |
35 Replies
10515 Views |
September 02, 2022, 06:25:59 pm by HotBluePlates |
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Since It Seems To Be Champ Amp Month...
Started by DummyLoad |
21 Replies
6022 Views |
September 02, 2022, 03:27:01 pm by DummyLoad |
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11 Replies
4117 Views |
September 02, 2022, 01:12:16 pm by tubeswell |
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PP OT Questions
Started by W5FH |
7 Replies
3109 Views |
September 02, 2022, 09:33:11 am by W5FH |
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Joeamazoo pentode front end
Started by goldstache |
2 Replies
2172 Views |
September 01, 2022, 12:38:04 am by goldstache |
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Puzzled by 6SN7 cathode connection
Started by jordan86 |
17 Replies
5748 Views |
August 31, 2022, 09:48:29 pm by jordan86 |
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Solid state CF harmonic trem
Started by Esquirefreak |
19 Replies
4869 Views |
August 31, 2022, 08:45:27 pm by Esquirefreak |
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TW Express build.
Started by joesatch |
24 Replies
5592 Views |
August 31, 2022, 06:10:05 pm by tubeswell |
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Stuck on a 6G15 build.
Started by Esquirefreak |
11 Replies
3740 Views |
August 31, 2022, 06:08:51 pm by Esquirefreak |
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5 Replies
3024 Views |
August 31, 2022, 12:05:40 pm by Bieworm |
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4 Replies
3126 Views |
August 31, 2022, 10:18:18 am by sluckey |
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12 Replies
3965 Views |
August 31, 2022, 05:44:04 am by HotBluePlates |
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3 Replies
2715 Views |
August 30, 2022, 04:04:39 pm by Williamblake |
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resisor and cap in series on cathode?
Started by joesatch |
29 Replies
6629 Views |
August 30, 2022, 12:37:02 pm by sluckey |
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27 Replies
6057 Views |
August 29, 2022, 03:35:25 pm by sluckey |
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5U4GB vs. 5R4GA vs. SS rectifier?
Started by Lectroid |
12 Replies
5554 Views |
August 29, 2022, 01:02:19 pm by Lectroid |
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2 Replies
2119 Views |
August 29, 2022, 12:10:24 pm by imgumby001 |
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9 Replies
4019 Views |
August 29, 2022, 11:42:55 am by PRR |
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12 Replies
3796 Views |
August 29, 2022, 11:17:23 am by zosobozo |
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14 Replies
5238 Views |
August 29, 2022, 10:57:02 am by MikeW86 |
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Grounding plan for OR120 clone
Started by focusbob |
2 Replies
2512 Views |
August 28, 2022, 11:43:27 pm by tubeswell |
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1 Replies
2139 Views |
August 28, 2022, 03:19:23 pm by thetragichero |
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82 JC120 - desperado
Started by fdesalvo |
3 Replies
2107 Views |
August 26, 2022, 12:13:47 pm by fdesalvo |
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Voltage drop with power tubes installed
Started by Ledvedder |
8 Replies
3656 Views |
August 25, 2022, 10:53:36 am by Ledvedder |
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1965 Marshall JTM 45 On Bench!!!
Started by plexi50 |
1 Replies
2396 Views |
August 25, 2022, 10:20:08 am by plexi50 |
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Sunn Solarus
Started by plexi50 |
14 Replies
5685 Views |
August 25, 2022, 10:10:25 am by plexi50 |
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Reverb Hum
Started by wsscott |
31 Replies
6256 Views |
August 25, 2022, 08:46:57 am by wsscott |
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HRD ML212 "Clone" Build Reverb Issue
Started by W5FH |
7 Replies
3129 Views |
August 24, 2022, 11:45:11 am by thetragichero |
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TungSol TS-272 Twin Triode
Started by W5FH |
0 Replies
1820 Views |
August 24, 2022, 08:59:41 am by W5FH |
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