Welcome To the Hoffman Amplifiers Forum
January 24, 2026, 05:20:27 am
Welcome To the Hoffman Amplifiers ForumJanuary 24, 2026, 05:20:27 am | ||
| Subject / Started by | Replies / Views | Last post  |
||
|---|---|---|---|---|
| 0 Members and 35 Guests are viewing this board. | ||||
|
|
Ga-5 Build Schedule 40
Started by shaun |
6 Replies
4134 Views |
July 09, 2019, 03:41:15 pmby PRR |
|
|
|
EF86 triode connection variant
Started by noac |
2 Replies
4521 Views |
July 08, 2019, 09:22:10 pm by PRR |
|
|
First amp design - on track or off?
Started by Joe P |
36 Replies
10562 Views |
July 08, 2019, 06:41:41 pm by ALBATROS1234 |
|
|
|
Amp SVT whoa's
Started by navdave |
9 Replies
4034 Views |
July 08, 2019, 01:14:07 am by navdave |
|
|
|
11 Replies
6502 Views |
July 07, 2019, 09:46:51 am by DummyLoad |
|
|
|
|
IEC adapter ring for round hole
Started by choosebronze |
4 Replies
5834 Views |
July 06, 2019, 09:17:06 pm by DummyLoad |
|
|
|
Vibro Champ question
Started by dude |
1 Replies
2561 Views |
July 06, 2019, 11:42:38 am by dude |
|
|
|
COS 5879 plus
Started by Auke Jolman |
30 Replies
9304 Views |
July 05, 2019, 04:41:33 pm by tubenit |
|
|
|
PT Transformer choice
Started by Oddvar |
5 Replies
3167 Views |
July 05, 2019, 12:03:50 pm by MFowler |
|
|
|
Metal Can 6L6
Started by daveyajd |
4 Replies
3898 Views |
July 04, 2019, 10:24:47 am by DummyLoad |
|
|
|
12 Replies
4679 Views |
July 03, 2019, 08:25:34 pm by sluckey |
|
|
|
|
2 Replies
3197 Views |
July 03, 2019, 03:30:28 pm by Diverted |
|
|
|
|
Fender BF/SF Twin based project
Started by vampwizzard |
3 Replies
2595 Views |
July 03, 2019, 07:47:36 am by MFowler |
|
|
|
more problems with plexi build
Started by newguitarsmell |
37 Replies
10141 Views |
July 02, 2019, 07:12:10 pm by shooter |
|
|
|
Unknown Chicago transformer OPT 8714
Started by 2ndserve |
7 Replies
3379 Views |
July 02, 2019, 02:00:00 pm by 2ndserve |
|
|
|
4 Replies
4166 Views |
July 02, 2019, 10:34:17 am by 2ndserve |
|
|
|
|
PPIMV Resistor Values?
Started by Amped |
7 Replies
6182 Views |
July 02, 2019, 09:59:50 am by Amped |
|
|
|
5F6A Build
Started by vampwizzard |
29 Replies
10728 Views |
July 01, 2019, 08:06:43 pm by vampwizzard |
|
|
|
28v ct tap for 5v relays.
Started by Captain chunkulus |
6 Replies
3489 Views |
July 01, 2019, 08:40:26 am by Captain chunkulus |
|
|
|
B15N / F2B Preamp
Started by afinitemind |
3 Replies
2873 Views |
June 30, 2019, 10:51:27 pm by PRR |
|
|
|
6 Replies
3579 Views |
June 30, 2019, 08:17:33 pm by jjasilli |
|
|
|
|
6v6 Plexi build question
Started by labb |
4 Replies
2939 Views |
June 30, 2019, 07:57:48 pm by Big_Mike |
|
|
|
Plexi 6v6 hum issue
Started by Big_Mike |
13 Replies
5517 Views |
June 30, 2019, 07:52:54 pm by Big_Mike |
|
|
|
2 Replies
2517 Views |
June 30, 2019, 12:23:06 pm by PRR |
|
|
|
|
Fender Super 60 conversion
Started by 335rat |
7 Replies
6295 Views |
June 30, 2019, 02:25:10 am by 335rat |
|
|
|
Kent Trem Tone conversion
Started by Opry Audio |
2 Replies
3097 Views |
June 30, 2019, 12:07:58 am by PRR |
|
|
|
20 Replies
8094 Views |
June 28, 2019, 06:26:43 pm by TubeJunkie |
|
|
|
|
Input Stage Comparison
Started by mwelch55 |
3 Replies
2930 Views |
June 27, 2019, 06:34:59 pm by PRR |
|
|
|
41 Replies
11379 Views |
June 27, 2019, 05:19:18 pm by shooter |
|
|
|
|
23 Replies
7897 Views |
June 27, 2019, 11:17:54 am by jonyoungyi |
|
|
|
|
Voltage divider ettiquete
Started by ECV02 |
8 Replies
5079 Views |
June 27, 2019, 10:27:54 am by st |
|
|
75 Replies
20556 Views |
June 27, 2019, 12:49:09 am by Platefire |
|
|
|
|
Little amp
Started by davidwpack « 1 2 » |
88 Replies
22658 Views |
June 26, 2019, 08:55:19 pm by DummyLoad |
|
|
|
4 Replies
3105 Views |
June 25, 2019, 02:22:05 pm by pdf64 |
|
|
|
|
Schedule 40 voltages
Started by Paulycoo |
6 Replies
3168 Views |
June 25, 2019, 12:05:07 pm by PRR |
|
|
|
Hiwatt Projects?
Started by OrganicEffects |
12 Replies
5553 Views |
June 23, 2019, 09:32:39 pm by MakerDP |
|
|
|
Looking for a project - need some advice
Started by Amped |
36 Replies
10980 Views |
June 23, 2019, 09:29:52 pm by Amped |
|
|
|
Tremor-Lator for AB763
Started by 2deaf |
11 Replies
6656 Views |
June 23, 2019, 06:37:55 pm by shooter |
|
|
|
Bandmaster bright switch alternative?
Started by Oddvar |
1 Replies
2393 Views |
June 23, 2019, 05:08:09 pm by Papa Jim |
|
|
|
Tremolo not quite right
Started by dude |
16 Replies
5533 Views |
June 23, 2019, 03:34:03 pm by dude |
|
|
|
Hoffman 6v6 Plexi Master Volume mod
Started by Big_Mike |
0 Replies
2247 Views |
June 23, 2019, 02:50:13 pm by Big_Mike |
|
|
|
Odd Hiwatt NFB?
Started by OrganicEffects |
2 Replies
3368 Views |
June 23, 2019, 06:03:20 am by Tony Bones |
|
|
|
Deluxe Reverb vs. Princeton reverb
Started by Leevi |
15 Replies
7497 Views |
June 23, 2019, 04:18:15 am by tubeswell |
|
|
|
Hookup for EL34
Started by Oddvar |
3 Replies
2531 Views |
June 21, 2019, 07:10:25 pm by nandrewjackson |
|
|
|
SUPRO 6424 question
Started by labb |
3 Replies
3311 Views |
June 21, 2019, 09:42:38 am by bmccowan |
|
|
|
Roast my schematic
Started by Opry Audio « 1 2 » |
53 Replies
17446 Views |
June 20, 2019, 05:29:56 pm by Opry Audio |
|
|
|
I should know this...but
Started by shooter |
9 Replies
5017 Views |
June 19, 2019, 06:47:43 pm by shooter |
|
|
|
Gibson EH-185
Started by pompeiisneaks « 1 2 3 » |
136 Replies
44612 Views |
June 18, 2019, 11:16:57 pm by brewdude |
|
|
|
Question on AO-24157-1 Hammond organ PT
Started by dude |
13 Replies
6049 Views |
June 18, 2019, 05:34:30 pm by PRR |
|
|
|
67 Replies
35470 Views |
June 18, 2019, 04:00:17 am by tristanc |
|
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 |