Welcome To the Hoffman Amplifiers ForumOctober 21, 2025, 01:44:10 pm | ||
Subject / Started by | Replies / Views | Last post ![]() |
||
---|---|---|---|---|
0 Members and 18 Guests are viewing this board. | ||||
![]() |
![]() |
The EL34world schematics library
Started by EL34 |
0 Replies
27214 Views |
![]() by EL34 |
![]() |
![]() |
How to use this board
Started by EL34 |
0 Replies
22382 Views |
![]() by EL34 |
![]() |
![]() |
0 Replies
3749 Views |
![]() by Goon |
|
![]() |
![]() |
Vox JMI AC10SRT Layout
Started by Jalmeida |
3 Replies
8129 Views |
![]() by Jalmeida |
![]() |
![]() |
Fender Super Reverb Master Volume
Started by jy67 |
1 Replies
10141 Views |
![]() by pdf64 |
![]() |
![]() |
Groove Tubes Soul O 45 schematic
Started by faso82 |
0 Replies
11470 Views |
![]() by faso82 |
![]() |
![]() |
ODS Overdrive question
Started by FREYES_7 |
9 Replies
14619 Views |
![]() by pdf64 |
![]() |
![]() |
How to power transistors in tube amps
Started by FREYES_7 |
0 Replies
7318 Views |
![]() by FREYES_7 |
![]() |
![]() |
Vox JMI AC50 MKI single channel layout
Started by Jalmeida |
5 Replies
19392 Views |
![]() by Jalmeida |
![]() |
![]() |
Little Bear SE EL84 Amp
Started by Platefire |
0 Replies
10564 Views |
![]() by Platefire |
![]() |
![]() |
Groove Tubes Soul-O Single Schematic
Started by tdlunsfo |
1 Replies
11824 Views |
![]() by DummyLoad |
![]() |
![]() |
0 Replies
7748 Views |
![]() by Rawkisland |
|
![]() |
![]() |
2 Replies
6993 Views |
![]() by mresistor |
|
![]() |
![]() |
MOVED: A futurists idea of a Dumble amp
Started by tubenit |
0 Replies
6902 Views |
![]() by tubenit |
![]() |
![]() |
Bogen CH18 Schematic & Mods
Started by DummyLoad |
2 Replies
7293 Views |
![]() by DummyLoad |
![]() |
![]() |
Bad Cat minicat Sampson Era
Started by Paulus01 |
6 Replies
16119 Views |
![]() by darkbluemurder |
![]() |
![]() |
Peavey Windsor Studio Schematic
Started by anderson89 |
1 Replies
12760 Views |
![]() by EL34 |
![]() |
![]() |
Ampeg schematics ; All
Started by Latole |
0 Replies
8759 Views |
![]() by Latole |
![]() |
![]() |
Supro Super 1606 / Gretsch 6150 layout
Started by blackcorvo |
9 Replies
26984 Views |
![]() by blackcorvo |
![]() |
![]() |
1 Replies
5634 Views |
![]() by mresistor |
|
![]() |
![]() |
Schematic preservation
Started by jbrrrrr |
15 Replies
13802 Views |
![]() by mresistor |
![]() |
![]() |
2 Replies
11368 Views |
![]() by rafe |
|
![]() |
![]() |
2 Replies
9096 Views |
![]() by Latole |
|
![]() |
![]() |
Many and rare effects schematic
Started by Latole |
0 Replies
7460 Views |
![]() by Latole |
![]() |
![]() |
Bedrock Royale Reverb
Started by big-ez |
3 Replies
9194 Views |
![]() by rake |
![]() |
![]() |
Switches, etc ... bells & whistles
Started by tubenit |
11 Replies
26037 Views |
![]() by tubenit |
![]() |
![]() |
0 Replies
13212 Views |
![]() by kagliostro |
|
![]() |
![]() |
Carstens grace: what makes it tick?
Started by Porpoise Head |
0 Replies
13049 Views |
![]() by Porpoise Head |
![]() |
![]() |
Schematic archive
Started by chocopower |
0 Replies
10239 Views |
![]() by chocopower |
![]() |
![]() |
6 Replies
9428 Views |
![]() by patricks |
|
![]() |
![]() |
Schematics to layouts
Started by leo450450 |
2 Replies
8640 Views |
![]() by EL34 |
![]() |
![]() |
EVH 5150 III 100 Stealth Service Addendum
Started by spunko |
1 Replies
8502 Views |
![]() by Latole |
![]() |
![]() |
Blackstar HT Stage 60/100 schematics
Started by rake |
1 Replies
10716 Views |
![]() by EL34 |
![]() |
![]() |
6 Replies
27961 Views |
![]() by Lambertini |
|
![]() |
![]() |
1963 Gibson Skylark GA-5 Crestline
Started by Trinfinity66 |
2 Replies
10158 Views |
![]() by Trinfinity66 |
![]() |
![]() |
Have I ever reported this site to you?
Started by kagliostro |
4 Replies
12484 Views |
![]() by svejkist |
![]() |
![]() |
16 Replies
14914 Views |
![]() by PRR |
|
![]() |
![]() |
2 Replies
7597 Views |
![]() by PRR |
|
![]() |
![]() |
No blocking cap between stages
Started by peacocksuit |
1 Replies
8474 Views |
![]() by peacocksuit |
![]() |
![]() |
Hi-Fi service manuals here
Started by Latole |
0 Replies
8074 Views |
![]() by Latole |
![]() |
![]() |
Request: 3rd Power Kitchen Sink 6V EL
Started by roseblood11 |
1 Replies
8575 Views |
![]() by roseblood11 |
![]() |
![]() |
5 Replies
17958 Views |
![]() by tdvt |
|
![]() |
![]() |
McGohan M20 amp schematic
Started by angelodp |
0 Replies
9791 Views |
![]() by angelodp |
![]() |
![]() |
Vox AC50/2 Layout
Started by Jalmeida |
3 Replies
9296 Views |
![]() by Jalmeida |
![]() |
![]() |
Gibson found all their old schematics!
Started by Willabe |
2 Replies
8669 Views |
![]() by blackcorvo |
![]() |
![]() |
Request: 3rd Power American Dream
Started by roseblood11 |
0 Replies
8316 Views |
![]() by roseblood11 |
![]() |
![]() |
4 Replies
10242 Views |
![]() by Cinematographer |
|
![]() |
![]() |
Marshall 1959 SLP PCB
Started by andregarcia57 |
2 Replies
10175 Views |
![]() by andregarcia57 |
![]() |
![]() |
Gretsch Safari Schematic - Solid State
Started by vintasonic |
0 Replies
9211 Views |
![]() by vintasonic |
![]() |
![]() |
PRR Third watt amp
Started by tubenit |
11 Replies
28505 Views |
![]() 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 |