Welcome To the Hoffman Amplifiers ForumOctober 23, 2025, 08:07:57 pm | ||
| Subject / Started by | Replies / Views | Last post ![]() |
||
|---|---|---|---|---|
| 0 Members and 59 Guests are viewing this board. | ||||
|
|
Need help with fresh build....
Started by SILVERGUN |
26 Replies
7101 Views |
by SILVERGUN |
|
|
8 Replies
5555 Views |
by kagliostro |
|
|
|
13 Replies
9660 Views |
by Quatro |
|
|
|
3 Replies
3527 Views |
by sluckey |
|
|
|
Fender Super Twin Reverb Ugly distortion....
Started by BigE |
2 Replies
2884 Views |
by LooseChange |
|
|
Why do power tubes degrade?
Started by spacelabstudio |
17 Replies
7645 Views |
by jjasilli |
|
|
MOVED: UNBELIEVABLE? I say NO!
Started by tubenit |
0 Replies
1919 Views |
by tubenit |
|
|
Power supply for battery amp
Started by Leevi |
2 Replies
2231 Views |
by Leevi |
|
|
11 Replies
11853 Views |
by Ed_Chambley |
|
|
|
Single Ended EL84 Ideas
Started by gtrbryan |
2 Replies
8168 Views |
by John |
|
|
60hz hum in Ampeg SVP preamp
Started by six el six |
5 Replies
5055 Views |
by six el six |
|
|
here is my latest build
Started by phsyconoodler |
14 Replies
4383 Views |
by stingray_65 |
|
|
.1 Cap for presence .
Started by Tone Junkie |
4 Replies
3031 Views |
by Tone Junkie |
|
|
6AU6 screen fed by voltage divider?
Started by jeff |
17 Replies
8213 Views |
by jeff |
|
|
7 Replies
6083 Views |
by m2dad |
|
|
|
HAMMOND 1640 SEA
Started by Colas LeGrippa |
8 Replies
3675 Views |
by Colas LeGrippa |
|
|
70's Sonic (pa) Bass amp
Started by bbirling |
4 Replies
3163 Views |
by HotBluePlates |
|
|
5Y3 rectifiers on a hombrew jcm 800 2204
Started by garyboy |
2 Replies
2613 Views |
by garyboy |
|
|
5 Replies
3558 Views |
by olgoat |
|
|
|
help needed with pt
Started by Bugman3183 |
16 Replies
5331 Views |
by HotBluePlates |
|
|
Filter Cap Resistors
Started by bakerlite |
4 Replies
2854 Views |
by HotBluePlates |
|
|
Tubes for Fender Vibrato / Tremolo
Started by mresistor |
3 Replies
2268 Views |
by HotBluePlates |
|
|
Question about filaments grounding
Started by mresistor |
9 Replies
5032 Views |
by HotBluePlates |
|
|
high voltages on input tubes
Started by ElliottKoch |
15 Replies
4518 Views |
by ElliottKoch |
|
|
PT and OT wiring question. Best practices.
Started by olgoat |
6 Replies
3392 Views |
by jojokeo |
|
|
Voltage on AB763 tremelo tube
Started by six el six |
3 Replies
2172 Views |
by six el six |
|
|
10 Replies
3952 Views |
by Willabe |
|
|
|
11 Replies
4327 Views |
by mresistor |
|
|
|
4 Replies
3771 Views |
by DummyLoad |
|
|
|
Recapping high voltage amps
Started by spacelabstudio |
21 Replies
6092 Views |
by spacelabstudio |
|
|
weird problem.....
Started by billcreller |
14 Replies
5164 Views |
by PRR |
|
|
17 Replies
5830 Views |
by proaudioguy |
|
|
|
7 Replies
3143 Views |
by LooseChange |
|
|
|
Ampeg J-20 Bias
Started by Leevi |
3 Replies
3347 Views |
by HotBluePlates |
|
|
Orange drop caps 716P/715P
Started by jeff |
7 Replies
12801 Views |
by stingray_65 |
|
|
Broken Guide Pins
Started by Ed_Chambley |
7 Replies
3498 Views |
by Ed_Chambley |
|
|
Mixed tube set in SE amp
Started by Leevi |
6 Replies
3538 Views |
by birt |
|
|
2 Replies
2501 Views |
by kagliostro |
|
|
|
12 Replies
9537 Views |
by fdesalvo |
|
|
|
19 Replies
11901 Views |
by TIMBO |
|
|
|
13 Replies
13849 Views |
by gordwait |
|
|
|
Sano Supernove
Started by LooseChange |
8 Replies
4067 Views |
by DummyLoad |
|
|
5 Replies
8944 Views |
by PRR |
|
|
|
18 Watt Stout Layout TMB
Started by Ed_Chambley |
24 Replies
14975 Views |
by Ed_Chambley |
|
|
Oscilliscope Question
Started by Davidg |
7 Replies
3283 Views |
by PRR |
|
|
Multitap output transformer for 5E3
Started by olgoat |
3 Replies
2583 Views |
by DummyLoad |
|
|
OT and understanding
Started by Ed_Chambley « 1 2 » |
55 Replies
16768 Views |
by HotBluePlates |
|
|
mods for ac15c1
Started by neon333 |
5 Replies
8111 Views |
by HotBluePlates |
|
|
Line Out DI FOH etc
Started by J Rindt |
4 Replies
2494 Views |
by stingray_65 |
|
|
5E3 Power tansformer
Started by Leevi |
5 Replies
3170 Views |
by Leevi |
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 |