Welcome To the Hoffman Amplifiers Forum
January 23, 2026, 06:00:25 pm
Welcome To the Hoffman Amplifiers ForumJanuary 23, 2026, 06:00:25 pm | ||
| Subject / Started by | Replies / Views | Last post  |
||
|---|---|---|---|---|
| 0 Members and 107 Guests are viewing this board. | ||||
|
|
Push/pull reverb driver
Started by Esquirefreak |
11 Replies
4636 Views |
June 10, 2024, 11:28:13 amby Esquirefreak |
|
|
|
Cathode Follower Switching
Started by Zenabi |
10 Replies
5078 Views |
June 10, 2024, 08:34:31 am by Zenabi |
|
|
|
11 Replies
4613 Views |
June 09, 2024, 10:09:02 pm by tubeswell |
|
|
|
|
5F6A power section mods
Started by electrical |
12 Replies
4940 Views |
June 08, 2024, 08:49:59 am by jjasilli |
|
|
|
Resistor concerns
Started by joesatch |
12 Replies
4327 Views |
June 07, 2024, 01:19:58 am by glass54 |
|
|
Vox ac4 build question
Started by green drake |
26 Replies
8892 Views |
June 06, 2024, 11:39:02 pm by green drake |
|
|
|
17 Replies
6106 Views |
June 06, 2024, 06:45:37 pm by sluckey |
|
|
|
|
2 Replies
2783 Views |
June 05, 2024, 08:31:55 pm by Thisismyname |
|
|
|
|
7 Replies
4041 Views |
June 05, 2024, 05:27:49 pm by Beezerboy |
|
|
|
|
Protecting G2 from overvoltage - How ?
Started by kagliostro |
10 Replies
4446 Views |
June 05, 2024, 05:15:50 pm by kagliostro |
|
|
|
29 Replies
8796 Views |
June 05, 2024, 05:11:58 pm by moosetone |
|
|
|
|
8 Replies
3554 Views |
June 05, 2024, 11:56:45 am by 72Blazer |
|
|
|
|
14 Replies
5489 Views |
June 04, 2024, 06:08:47 pm by sluckey |
|
|
|
|
Bias pot valve in Plexi 6V6
Started by dude |
13 Replies
4885 Views |
June 04, 2024, 11:48:44 am by sluckey |
|
|
|
Fuses: fast or slow? How to determine it?
Started by Latole |
4 Replies
2958 Views |
June 04, 2024, 08:03:15 am by Latole |
|
|
|
Acoustic guitar amplifiers
Started by G._Hoffman |
23 Replies
7121 Views |
June 03, 2024, 01:55:05 pm by jjasilli |
|
|
|
0 Replies
2380 Views |
June 03, 2024, 11:56:34 am by Duncan |
|
|
|
|
Modern Princeton reverb
Started by nandrewjackson |
19 Replies
5870 Views |
June 03, 2024, 11:28:57 am by sluckey |
|
|
|
24 Replies
9147 Views |
June 03, 2024, 10:16:07 am by tdvt |
|
|
|
|
2 Replies
2740 Views |
June 02, 2024, 10:25:31 am by JustMike |
|
|
|
|
Cathode bypass caps as noise control
Started by stratomaster |
41 Replies
13581 Views |
June 02, 2024, 12:51:43 am by stratomaster |
|
|
|
Marshall 2144 Combo
Started by TIMBO |
15 Replies
8560 Views |
June 01, 2024, 06:37:04 pm by TIMBO |
|
|
|
6BM8 tube retainers
Started by tubenit |
2 Replies
2635 Views |
June 01, 2024, 05:55:34 pm by uki |
|
|
|
36 Replies
9417 Views |
May 31, 2024, 01:13:03 pm by Yeatzee |
|
|
|
|
Help with mu-follower repair
Started by MPRCTCL |
8 Replies
3971 Views |
May 31, 2024, 12:38:02 pm by MPRCTCL |
|
|
|
Noise in Silver Face MV Twin Reverb amp.
Started by Mark |
2 Replies
2578 Views |
May 31, 2024, 10:47:45 am by Mark |
|
|
|
Chassis fab
Started by fossilshark |
2 Replies
2868 Views |
May 30, 2024, 09:53:04 am by acheld |
|
|
|
How to protect OT in an SE amp ?
Started by kagliostro |
4 Replies
3091 Views |
May 30, 2024, 07:56:24 am by kagliostro |
|
|
146 Replies
54696 Views |
May 30, 2024, 12:00:04 am by Willabe |
|
|
|
|
Leaking crossline master
Started by Leevi |
3 Replies
2920 Views |
May 29, 2024, 01:09:28 pm by pdf64 |
|
|
|
5 Replies
3504 Views |
May 29, 2024, 10:24:10 am by sciurian |
|
|
|
|
First amp design / layout
Started by landmarker |
20 Replies
6929 Views |
May 28, 2024, 04:23:58 am by landmarker |
|
|
|
Fender 5F11 Jewel Pulsing with Trem
Started by jukelemon |
16 Replies
5527 Views |
May 27, 2024, 10:31:32 pm by jukelemon |
|
|
|
V1 grid leak Resistor upper limit?
Started by G._Hoffman |
13 Replies
5219 Views |
May 27, 2024, 10:19:44 pm by j-b-c |
|
|
|
Transformer question
Started by Snake5150 |
11 Replies
3938 Views |
May 27, 2024, 12:32:53 pm by Snake5150 |
|
|
|
Wiring second mains transformer
Started by MapleSingleCut |
8 Replies
3670 Views |
May 27, 2024, 08:48:28 am by kagliostro |
|
|
|
fender 75 lead channel remove help
Started by MatGir |
15 Replies
6067 Views |
May 26, 2024, 09:24:12 pm by Latole |
|
|
|
Schematic questions
Started by idontknowyou |
1 Replies
2492 Views |
May 25, 2024, 06:31:08 pm by sluckey |
|
|
|
7 Replies
3900 Views |
May 24, 2024, 04:43:30 am by bullkelp |
|
|
|
|
Tremolo Insertion point and NFB
Started by BrainDeadAmps |
3 Replies
2834 Views |
May 23, 2024, 10:50:18 pm by WimWalther |
|
|
|
73 Replies
18073 Views |
May 23, 2024, 08:10:00 pm by uki |
|
|
|
|
Troubleshooting a 5f2a build
Started by BadDave |
23 Replies
6852 Views |
May 23, 2024, 03:56:58 pm by sluckey |
|
|
|
Question about Alamo Montclair
Started by AlNewman |
17 Replies
5579 Views |
May 23, 2024, 01:39:38 pm by AlNewman |
|
|
|
PI wiring error question
Started by hiegdk |
6 Replies
3357 Views |
May 22, 2024, 10:24:48 pm by WimWalther |
|
|
|
3 Replies
2972 Views |
May 22, 2024, 07:56:01 pm by Carlsoti |
|
|
|
|
VTL5C1 replacement?
Started by ac427v |
13 Replies
6046 Views |
May 20, 2024, 05:13:08 pm by stratomaster |
|
|
|
6 Replies
3710 Views |
May 20, 2024, 10:10:01 am by jordan86 |
|
|
|
|
11 Replies
6061 Views |
May 20, 2024, 09:57:57 am by jordan86 |
|
|
|
|
1 Replies
2345 Views |
May 19, 2024, 10:41:38 pm by sluckey |
|
|
|
|
10 Replies
4582 Views |
May 19, 2024, 07:14:07 pm by kagliostro |
|
Normal Topic
Hot Topic (More than 25 replies)
Very Hot Topic (More than 50 replies)
Locked Topic
Sticky Topic
Poll
| Choose a link from the Hoffman Amplifiers parts catalog |
||
|
Mobile Device Catalog Link |
Yard Sale Discontinued |
Misc. Hardware |
| What's New |
Board Building Parts |
Amp trim Handles |
|
Lamps Diodes |
Hoffman Turret Boards |
Channel Switching |
| Resistors |
Fender Eyelet Boards |
Screws/Nuts Washers |
|
Jacks/Plugs Connectors |
Misc Eyelet Boards |
Tools |
| Capacitors |
Custom Boards |
Tubes Valves |
|
Pots Knobs |
Fuses/Cords |
Chassis |
|
Tube Sockets |
Switches |
Wire Cable |