Welcome To the Hoffman Amplifiers Forum
October 25, 2025, 02:42:58 am
Welcome To the Hoffman Amplifiers ForumOctober 25, 2025, 02:42:58 am | ||
| Subject / Started by | Replies / Views | Last post  |
||
|---|---|---|---|---|
| 0 Members and 1 Guest are viewing this board. | ||||
|
|
The EL34world schematics library
Started by EL34 |
0 Replies
27508 Views |
July 07, 2010, 01:42:29 pmby EL34 |
|
|
How to use this board
Started by EL34 |
0 Replies
22650 Views |
October 01, 2008, 08:59:15 am by EL34 |
|
|
0 Replies
4096 Views |
October 10, 2025, 10:02:02 am by Goon |
|
|
|
|
Vox JMI AC10SRT Layout
Started by Jalmeida |
3 Replies
8418 Views |
September 21, 2025, 04:34:10 pm by Jalmeida |
|
|
|
Fender Super Reverb Master Volume
Started by jy67 |
1 Replies
10526 Views |
August 31, 2025, 04:02:25 am by pdf64 |
|
|
|
Groove Tubes Soul O 45 schematic
Started by faso82 |
0 Replies
11926 Views |
August 29, 2025, 11:22:54 am by faso82 |
|
|
|
ODS Overdrive question
Started by FREYES_7 |
9 Replies
15259 Views |
August 29, 2025, 04:21:10 am by pdf64 |
|
|
|
How to power transistors in tube amps
Started by FREYES_7 |
0 Replies
7603 Views |
August 26, 2025, 08:53:34 am by FREYES_7 |
|
|
|
Vox JMI AC50 MKI single channel layout
Started by Jalmeida |
5 Replies
19791 Views |
August 17, 2025, 01:37:24 pm by Jalmeida |
|
|
|
Little Bear SE EL84 Amp
Started by Platefire |
0 Replies
10775 Views |
July 26, 2025, 11:29:33 pm by Platefire |
|
|
|
Groove Tubes Soul-O Single Schematic
Started by tdlunsfo |
1 Replies
12073 Views |
July 19, 2025, 04:45:22 am by DummyLoad |
|
|
|
0 Replies
7985 Views |
May 23, 2025, 06:00:13 pm by Rawkisland |
|
|
|
|
2 Replies
7245 Views |
May 22, 2025, 01:58:47 pm by mresistor |
|
|
|
MOVED: A futurists idea of a Dumble amp
Started by tubenit |
0 Replies
7133 Views |
May 09, 2025, 07:27:10 pm by tubenit |
|
|
|
Bogen CH18 Schematic & Mods
Started by DummyLoad |
2 Replies
7513 Views |
April 24, 2025, 06:55:34 pm by DummyLoad |
|
|
|
Bad Cat minicat Sampson Era
Started by Paulus01 |
6 Replies
16442 Views |
April 09, 2025, 03:43:11 am by darkbluemurder |
|
|
|
Peavey Windsor Studio Schematic
Started by anderson89 |
1 Replies
13013 Views |
April 05, 2025, 01:12:05 pm by EL34 |
|
|
|
Ampeg schematics ; All
Started by Latole |
0 Replies
9006 Views |
March 24, 2025, 02:28:00 pm by Latole |
|
|
|
Supro Super 1606 / Gretsch 6150 layout
Started by blackcorvo |
9 Replies
27311 Views |
March 16, 2025, 06:31:43 pm by blackcorvo |
|
|
|
1 Replies
5810 Views |
March 10, 2025, 06:19:32 pm by mresistor |
|
|
|
|
Schematic preservation
Started by jbrrrrr |
15 Replies
14184 Views |
February 06, 2025, 08:12:28 am by mresistor |
|
|
|
2 Replies
11547 Views |
December 04, 2024, 08:11:43 am by rafe |
|
|
|
|
2 Replies
9284 Views |
October 28, 2024, 09:34:24 am by Latole |
|
|
|
|
Many and rare effects schematic
Started by Latole |
0 Replies
7636 Views |
October 28, 2024, 04:04:25 am by Latole |
|
|
|
Bedrock Royale Reverb
Started by big-ez |
3 Replies
9379 Views |
August 27, 2024, 09:41:29 pm by rake |
|
|
|
Switches, etc ... bells & whistles
Started by tubenit |
11 Replies
26388 Views |
July 20, 2024, 10:27:30 am by tubenit |
|
|
|
0 Replies
13497 Views |
June 28, 2024, 03:23:23 pm by kagliostro |
|
|
|
|
Carstens grace: what makes it tick?
Started by Porpoise Head |
0 Replies
13296 Views |
May 26, 2024, 02:55:24 pm by Porpoise Head |
|
|
|
Schematic archive
Started by chocopower |
0 Replies
10407 Views |
April 08, 2024, 12:57:12 pm by chocopower |
|
|
|
6 Replies
9631 Views |
March 26, 2024, 08:04:38 am by patricks |
|
|
|
|
Schematics to layouts
Started by leo450450 |
2 Replies
8773 Views |
March 24, 2024, 01:03:45 pm by EL34 |
|
|
|
EVH 5150 III 100 Stealth Service Addendum
Started by spunko |
1 Replies
8618 Views |
March 09, 2024, 03:43:30 am by Latole |
|
|
|
Blackstar HT Stage 60/100 schematics
Started by rake |
1 Replies
10842 Views |
February 17, 2024, 08:19:34 am by EL34 |
|
|
|
6 Replies
28225 Views |
December 10, 2023, 06:30:53 pm by Lambertini |
|
|
|
|
1963 Gibson Skylark GA-5 Crestline
Started by Trinfinity66 |
2 Replies
10294 Views |
November 30, 2023, 06:07:19 pm by Trinfinity66 |
|
|
|
Have I ever reported this site to you?
Started by kagliostro |
4 Replies
12591 Views |
November 21, 2023, 07:58:17 pm by svejkist |
|
|
|
16 Replies
15103 Views |
November 16, 2023, 09:59:04 pm by PRR |
|
|
|
|
2 Replies
7689 Views |
November 16, 2023, 09:43:47 pm by PRR |
|
|
|
|
No blocking cap between stages
Started by peacocksuit |
1 Replies
8562 Views |
November 09, 2023, 06:29:27 am by peacocksuit |
|
|
|
Hi-Fi service manuals here
Started by Latole |
0 Replies
8152 Views |
November 07, 2023, 03:24:09 am by Latole |
|
|
|
Request: 3rd Power Kitchen Sink 6V EL
Started by roseblood11 |
1 Replies
8663 Views |
November 02, 2023, 04:33:31 pm by roseblood11 |
|
|
|
5 Replies
18143 Views |
October 10, 2023, 06:56:55 pm by tdvt |
|
|
|
|
McGohan M20 amp schematic
Started by angelodp |
0 Replies
9951 Views |
October 07, 2023, 03:28:44 pm by angelodp |
|
|
|
Vox AC50/2 Layout
Started by Jalmeida |
3 Replies
9413 Views |
October 06, 2023, 10:30:23 pm by Jalmeida |
|
|
|
Gibson found all their old schematics!
Started by Willabe |
2 Replies
8770 Views |
September 14, 2023, 12:35:27 pm by blackcorvo |
|
|
|
Request: 3rd Power American Dream
Started by roseblood11 |
0 Replies
8403 Views |
August 09, 2023, 08:47:51 am by roseblood11 |
|
|
|
4 Replies
10342 Views |
July 22, 2023, 10:36:02 am by Cinematographer |
|
|
|
|
Marshall 1959 SLP PCB
Started by andregarcia57 |
2 Replies
10281 Views |
June 29, 2023, 01:15:18 pm by andregarcia57 |
|
|
|
Gretsch Safari Schematic - Solid State
Started by vintasonic |
0 Replies
9317 Views |
May 09, 2023, 07:10:25 pm by vintasonic |
|
|
|
PRR Third watt amp
Started by tubenit |
11 Replies
28706 Views |
May 07, 2023, 10:09:40 am by isaac_teller |
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 |