Welcome To the Hoffman Amplifiers Forum
December 08, 2025, 10:00:31 am
Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 10:00:31 am | ||
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146 Replies
51585 Views |
May 30, 2024, 12:00:04 amby Willabe |
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Leaking crossline master
Started by Leevi |
3 Replies
2522 Views |
May 29, 2024, 01:09:28 pm by pdf64 |
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5 Replies
3105 Views |
May 29, 2024, 10:24:10 am by sciurian |
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First amp design / layout
Started by landmarker |
20 Replies
6270 Views |
May 28, 2024, 04:23:58 am by landmarker |
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Fender 5F11 Jewel Pulsing with Trem
Started by jukelemon |
16 Replies
4900 Views |
May 27, 2024, 10:31:32 pm by jukelemon |
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V1 grid leak Resistor upper limit?
Started by G._Hoffman |
13 Replies
4619 Views |
May 27, 2024, 10:19:44 pm by j-b-c |
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Transformer question
Started by Snake5150 |
11 Replies
3458 Views |
May 27, 2024, 12:32:53 pm by Snake5150 |
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Wiring second mains transformer
Started by MapleSingleCut |
8 Replies
3219 Views |
May 27, 2024, 08:48:28 am by kagliostro |
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fender 75 lead channel remove help
Started by MatGir |
15 Replies
5431 Views |
May 26, 2024, 09:24:12 pm by Latole |
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Schematic questions
Started by idontknowyou |
1 Replies
2171 Views |
May 25, 2024, 06:31:08 pm by sluckey |
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7 Replies
3451 Views |
May 24, 2024, 04:43:30 am by bullkelp |
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Tremolo Insertion point and NFB
Started by BrainDeadAmps |
3 Replies
2442 Views |
May 23, 2024, 10:50:18 pm by WimWalther |
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73 Replies
15486 Views |
May 23, 2024, 08:10:00 pm by uki |
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Troubleshooting a 5f2a build
Started by BadDave |
23 Replies
6133 Views |
May 23, 2024, 03:56:58 pm by sluckey |
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Question about Alamo Montclair
Started by AlNewman |
17 Replies
4878 Views |
May 23, 2024, 01:39:38 pm by AlNewman |
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PI wiring error question
Started by hiegdk |
6 Replies
2934 Views |
May 22, 2024, 10:24:48 pm by WimWalther |
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3 Replies
2601 Views |
May 22, 2024, 07:56:01 pm by Carlsoti |
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VTL5C1 replacement?
Started by ac427v |
13 Replies
5316 Views |
May 20, 2024, 05:13:08 pm by stratomaster |
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6 Replies
3236 Views |
May 20, 2024, 10:10:01 am by jordan86 |
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11 Replies
5301 Views |
May 20, 2024, 09:57:57 am by jordan86 |
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1 Replies
2069 Views |
May 19, 2024, 10:41:38 pm by sluckey |
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10 Replies
3986 Views |
May 19, 2024, 07:14:07 pm by kagliostro |
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10 Replies
3966 Views |
May 19, 2024, 06:38:37 pm by Carlsoti |
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3 Replies
2325 Views |
May 17, 2024, 09:33:14 pm by HotBluePlates |
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5879 operating conditions question
Started by dwinstonwood |
15 Replies
4506 Views |
May 17, 2024, 03:47:13 pm by dwinstonwood |
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1 Replies
1983 Views |
May 17, 2024, 05:59:06 am by Balticnoiseforge |
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Power tube grid bias and Tremolo
Started by J Rindt |
4 Replies
2373 Views |
May 15, 2024, 10:17:58 pm by J Rindt |
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Biasing an Ampeg SVT 3 Pro
Started by dpm309 |
4 Replies
3353 Views |
May 15, 2024, 06:13:38 pm by dpm309 |
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2 Replies
2081 Views |
May 15, 2024, 03:59:02 pm by kagliostro |
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Where / How to ground series heaters
Started by Jennings |
10 Replies
3482 Views |
May 15, 2024, 02:27:39 pm by Jennings |
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Half power switch in a fender 40w or AC30
Started by TonyM |
11 Replies
3905 Views |
May 15, 2024, 06:47:17 am by Latole |
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6G6 Bassman-ish Bias Issue
Started by Skeeter_pdx |
2 Replies
2054 Views |
May 15, 2024, 06:21:51 am by Dave |
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Heeeeelp with huuuuum
Started by isaac_teller |
28 Replies
6683 Views |
May 14, 2024, 12:57:04 pm by Latole |
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7 Replies
2947 Views |
May 14, 2024, 10:57:33 am by kagliostro |
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Gibson Thor mod help
Started by Natelc1979 |
3 Replies
2281 Views |
May 14, 2024, 07:21:13 am by idsnowdog |
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8 Replies
3252 Views |
May 13, 2024, 04:15:42 pm by nandrewjackson |
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3 tubes push pull
Started by Colas LeGrippa |
11 Replies
3466 Views |
May 13, 2024, 12:50:12 pm by pdf64 |
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1 Replies
2047 Views |
May 13, 2024, 12:14:17 pm by Balticnoiseforge |
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Musicman RD 100 2100 Cal Chassis
Started by plexi50 |
16 Replies
4492 Views |
May 13, 2024, 08:20:42 am by plexi50 |
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2 Replies
2370 Views |
May 12, 2024, 02:52:30 pm by Latole |
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6AU6 tremolo in Silvertone 1472
Started by smackoj |
6 Replies
2478 Views |
May 12, 2024, 02:27:13 pm by smackoj |
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5 Replies
2949 Views |
May 11, 2024, 03:12:02 pm by Latole |
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12 Replies
2981 Views |
May 10, 2024, 05:28:51 pm by stratomaster |
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Is this an EZ35 tube?
Started by kasperbergholt |
6 Replies
2699 Views |
May 10, 2024, 12:00:27 pm by mresistor |
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Can Anyone ID This Amp?
Started by vintasonic |
23 Replies
5329 Views |
May 10, 2024, 07:32:09 am by mresistor |
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Reverb makes a fog horn
Started by G._Hoffman |
16 Replies
4108 Views |
May 10, 2024, 06:35:08 am by tubeswell |
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Steve Luckey's dual lite U.S 2 x 6l6 build.
Started by TonyM |
1 Replies
1975 Views |
May 10, 2024, 12:23:07 am by sluckey |
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16 Replies
3857 Views |
May 09, 2024, 02:05:41 pm by sluckey |
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9 Replies
3121 Views |
May 09, 2024, 12:50:05 pm by pdf64 |
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7 Replies
2905 Views |
May 09, 2024, 12:02:45 pm by j-b-c |
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