Welcome To the Hoffman Amplifiers Forum
December 08, 2025, 07:06:21 pm
Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 07:06:21 pm | ||
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Center tap fuse on JTM45
Started by keithv |
5 Replies
4040 Views |
November 16, 2015, 12:06:11 pmby sluckey |
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11 Replies
4997 Views |
November 15, 2015, 07:03:06 pm by Steve_P |
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5f2a Power supply filtering question
Started by morton |
46 Replies
16114 Views |
November 15, 2015, 02:21:44 pm by HotBluePlates |
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Fender Super Reverb
Started by Big chief |
2 Replies
2331 Views |
November 15, 2015, 09:02:31 am by Big chief |
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Best preamp tubes for 1966 Vibrolux
Started by TerryD |
7 Replies
3423 Views |
November 14, 2015, 09:21:41 am by clyde |
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Fi Sonic 10W Combo
Started by TIMBO |
6 Replies
3767 Views |
November 14, 2015, 07:47:18 am by printer2 |
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20 Replies
7473 Views |
November 14, 2015, 07:02:49 am by EL34 |
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1st 5E3 build dead short problem
Started by Skip Hagey |
17 Replies
4920 Views |
November 13, 2015, 01:52:14 pm by sluckey |
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2 Replies
2295 Views |
November 13, 2015, 10:57:46 am by hesamadman |
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switching SS/Tube Rectification
Started by hesamadman |
11 Replies
4508 Views |
November 12, 2015, 11:20:49 pm by 2deaf |
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Bias Balance "AND" Bias Adjust
Started by cjl1106 |
31 Replies
18287 Views |
November 12, 2015, 10:04:23 pm by pompeiisneaks |
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Triple Header Amp Build???
Started by Paul1453 |
39 Replies
13541 Views |
November 12, 2015, 10:02:28 pm by printer2 |
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OT Tranny Polarity/PI Polarity
Started by fiftynine |
16 Replies
5757 Views |
November 11, 2015, 05:28:57 pm by Willabe |
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14 Replies
5313 Views |
November 10, 2015, 11:30:57 pm by PRR |
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6 Replies
3353 Views |
November 10, 2015, 04:27:37 pm by PRR |
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Reverb Question
Started by dunner84 |
2 Replies
2172 Views |
November 10, 2015, 06:57:58 am by dunner84 |
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Bias vary Tremelo problem
Started by Toxophilite « 1 2 » |
58 Replies
13549 Views |
November 09, 2015, 05:34:33 pm by shooter |
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What kinds of things blows fuses?
Started by TerryD |
9 Replies
4006 Views |
November 09, 2015, 05:26:33 pm by TerryD |
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My AC30 build
Started by pompeiisneaks « 1 2 » |
54 Replies
13465 Views |
November 09, 2015, 11:10:41 am by pompeiisneaks |
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New Princeton Build - Very low volume
Started by daveneary |
24 Replies
9232 Views |
November 09, 2015, 06:51:42 am by HotBluePlates |
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Phaser sound with heavy distortion
Started by Ambugaton |
3 Replies
2643 Views |
November 07, 2015, 08:29:22 pm by HotBluePlates |
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14 Replies
5080 Views |
November 07, 2015, 06:50:15 pm by Colas LeGrippa |
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fender 5d5 pro amp
Started by DummyLoad |
1 Replies
2401 Views |
November 07, 2015, 09:32:16 am by HotBluePlates |
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Transformer education please;)
Started by crashtm1 |
2 Replies
2725 Views |
November 07, 2015, 08:17:57 am by vibrolax |
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Fender Blues Deville Bias schematic
Started by MikePR |
4 Replies
4729 Views |
November 06, 2015, 11:51:37 pm by PRR |
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Rectifier saftey
Started by p2pAmps |
25 Replies
6710 Views |
November 06, 2015, 07:32:34 pm by uki |
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38 Replies
16637 Views |
November 06, 2015, 06:36:15 pm by 2deaf |
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JTM45 makes awful noise when turned up
Started by keithv |
11 Replies
4790 Views |
November 06, 2015, 03:12:47 pm by Willabe |
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11 Replies
4173 Views |
November 06, 2015, 02:16:58 pm by HotBluePlates |
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AX84 High Octane build
Started by Paul1453 |
11 Replies
5933 Views |
November 06, 2015, 09:41:26 am by John |
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9 Replies
3365 Views |
November 05, 2015, 10:40:08 pm by tubesornothing |
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AB763 Twin build
Started by willhugh |
1 Replies
2149 Views |
November 05, 2015, 05:42:02 pm by sluckey |
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Tweed Overdrive Special - EF86
Started by adamG |
10 Replies
5759 Views |
November 05, 2015, 12:36:33 pm by tubenit |
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EL84 sounds louder than EL34
Started by Leevi |
14 Replies
7655 Views |
November 05, 2015, 10:01:10 am by Leevi |
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Tweed Overdrive Special
Started by DCbluez |
5 Replies
2996 Views |
November 04, 2015, 05:04:27 am by DCbluez |
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Stout TMB possible NFB issues
Started by Ambugaton |
17 Replies
5561 Views |
November 03, 2015, 05:48:58 pm by Ambugaton |
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26 Replies
10868 Views |
November 03, 2015, 04:45:58 pm by 2deaf |
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24 Replies
7901 Views |
November 02, 2015, 04:17:29 pm by EL34 |
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Hoffman AB763 grounding
Started by 6v6Pin1 |
6 Replies
4578 Views |
November 02, 2015, 03:28:37 pm by Ed_Chambley |
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Musicman HD-130 Reverb / Bias Problem
Started by plexi50 |
11 Replies
6013 Views |
November 02, 2015, 05:46:11 am by plexi50 |
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Steel Amp Build and Design
Started by p2pAmps |
35 Replies
9740 Views |
November 01, 2015, 02:23:44 pm by p2pAmps |
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14 Replies
7143 Views |
November 01, 2015, 03:44:23 am by TIMBO |
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236 Replies
52388 Views |
October 31, 2015, 04:51:47 pm by Willabe |
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Square speaker that goes round
Started by Toxophilite |
6 Replies
2707 Views |
October 31, 2015, 10:48:39 am by Toxophilite |
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1 channel Vibrolux no Trem
Started by dunner84 |
5 Replies
2741 Views |
October 31, 2015, 10:21:28 am by uki |
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Problem with 6sl7 as V1
Started by goldstache |
10 Replies
4196 Views |
October 31, 2015, 09:25:17 am by goldstache |
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princeton reverb build
Started by Garycbet |
16 Replies
4296 Views |
October 30, 2015, 11:41:55 pm by drew |
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Problems with Hoffman stereo preamp
Started by Rp3703 |
14 Replies
4558 Views |
October 30, 2015, 10:38:10 am by tubenit |
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96 Replies
18671 Views |
October 30, 2015, 08:52:23 am by Ed_Chambley |
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70 Replies
14221 Views |
October 30, 2015, 08:23:17 am by Ed_Chambley |
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