Welcome To the Hoffman Amplifiers Forum
December 08, 2025, 01:58:47 pm
Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 01:58:47 pm | ||
| Subject / Started by | Replies / Views | Last post  |
||
|---|---|---|---|---|
| 0 Members and 132 Guests are viewing this board. | ||||
|
|
how to add presence to fender twin reverb
Started by kwm488 |
15 Replies
13088 Views |
March 02, 2019, 08:14:23 amby robrob |
|
|
|
16 Replies
8296 Views |
March 01, 2019, 11:41:45 pm by PRR |
|
|
|
|
12 Replies
5411 Views |
March 01, 2019, 01:02:54 pm by 451stroker |
|
|
|
|
Help with older Hoffman Plexi50 wiring
Started by Frank |
4 Replies
2518 Views |
February 28, 2019, 07:26:59 pm by sluckey |
|
|
|
5f1 Reverb build
Started by TurboGuitarMelton |
16 Replies
8553 Views |
February 28, 2019, 12:28:06 pm by TurboGuitarMelton |
|
|
|
20 watt scratch build with new 7591s
Started by mikhett |
0 Replies
2139 Views |
February 28, 2019, 11:47:38 am by mikhett |
|
|
|
My 5F2 Came to life today after mod.
Started by Papa Jim |
0 Replies
1879 Views |
February 28, 2019, 11:35:08 am by Papa Jim |
|
|
145 Replies
43120 Views |
February 28, 2019, 10:37:14 am by Tbone55 |
|
|
|
|
Capacitor Types
Started by 451stroker |
1 Replies
2426 Views |
February 28, 2019, 10:07:18 am by sluckey |
|
|
|
Question Bandmaster part
Started by Oddvar |
5 Replies
3138 Views |
February 28, 2019, 09:14:11 am by sluckey |
|
|
|
12 Replies
6093 Views |
February 28, 2019, 06:51:57 am by SnickSound |
|
|
|
|
5 Replies
3404 Views |
February 28, 2019, 03:31:06 am by kagliostro |
|
|
|
|
21 Replies
9957 Views |
February 27, 2019, 11:06:38 pm by chriscwill07 |
|
|
|
|
Amp Build Question
Started by 451stroker |
2 Replies
2147 Views |
February 27, 2019, 08:05:47 pm by 451stroker |
|
|
|
Hoffman 5f1/More Clean Headroom
Started by jamaio |
6 Replies
4683 Views |
February 27, 2019, 07:54:54 pm by jamaio |
|
|
|
8 Replies
3824 Views |
February 27, 2019, 06:52:18 pm by ernie_jr |
|
|
|
Finished! Princeton 5F2A New gator cab!
Started by Willabe |
25 Replies
9915 Views |
February 27, 2019, 05:21:44 pm by Willabe |
|
|
|
High gain amp Ideas
Started by TurboGuitarMelton |
4 Replies
2844 Views |
February 27, 2019, 10:44:31 am by Papa Jim |
|
|
|
Adjustable Amp Voltage
Started by Papa Jim |
2 Replies
2155 Views |
February 27, 2019, 10:41:42 am by jjasilli |
|
|
|
Branch circuit?
Started by davidwpack |
5 Replies
2604 Views |
February 27, 2019, 08:43:20 am by davidwpack |
|
|
|
Fender Bias setup-revisited
Started by pbman1953 |
20 Replies
5817 Views |
February 26, 2019, 09:02:24 pm by pbman1953 |
|
|
|
AO-35 PT and OT in Stout TMB
Started by Doane |
3 Replies
2550 Views |
February 26, 2019, 07:38:50 pm by sluckey |
|
|
|
early 70s twin reverb
Started by Steve S. |
2 Replies
2022 Views |
February 26, 2019, 02:20:17 pm by Steve S. |
|
|
|
Has anyone painted a transformer?
Started by markmalin |
1 Replies
2436 Views |
February 26, 2019, 07:50:26 am by jjasilli |
|
|
|
5f2a mods
Started by newguitarsmell |
6 Replies
5607 Views |
February 26, 2019, 06:54:52 am by mresistor |
|
|
|
Artificial Center Tap
Started by zendragon63 |
8 Replies
6273 Views |
February 26, 2019, 01:18:34 am by zendragon63 |
|
|
|
DC voltage on pots?
Started by punkykatt |
23 Replies
9331 Views |
February 25, 2019, 06:33:35 pm by punkykatt |
|
|
|
Questions on capacitor values
Started by 1blueheron |
6 Replies
3453 Views |
February 25, 2019, 01:33:02 pm by sluckey |
|
|
|
3 Replies
2533 Views |
February 25, 2019, 01:12:08 pm by sluckey |
|
|
|
|
Pro jr. To a stout?
Started by clayman |
5 Replies
2837 Views |
February 25, 2019, 10:35:07 am by sluckey |
|
|
|
Very dumb question I'm sure.
Started by Papa Jim |
2 Replies
2183 Views |
February 25, 2019, 09:32:52 am by Papa Jim |
|
|
|
Princeton Reverb AA1164 type Build..or another deluxe?
Started by Toxophilite « 1 2 » |
71 Replies
21818 Views |
February 24, 2019, 10:32:22 pm by Toxophilite |
|
|
|
Revibe build questions
Started by GaryE |
15 Replies
5020 Views |
February 24, 2019, 06:02:53 pm by GaryE |
|
|
|
Ammeter
Started by davidwpack |
4 Replies
2949 Views |
February 24, 2019, 09:45:46 am by davidwpack |
|
|
|
Check my transformer math please
Started by Toxophilite |
7 Replies
3660 Views |
February 24, 2019, 01:18:29 am by Toxophilite |
|
|
|
New Build Got Underway Today
Started by Papa Jim |
8 Replies
4044 Views |
February 23, 2019, 10:23:54 pm by Tbone55 |
|
|
|
Hammond ao-35 conversion
Started by Slimtim |
19 Replies
11794 Views |
February 23, 2019, 02:20:41 pm by Slimtim |
|
|
|
10 Replies
4896 Views |
February 23, 2019, 02:20:12 pm by sluckey |
|
|
|
|
40 Replies
13521 Views |
February 23, 2019, 12:59:57 pm by Sweetsmcdudeman |
|
|
|
|
60's Tube Condenser Microphone
Started by whoops |
27 Replies
13483 Views |
February 23, 2019, 04:34:06 am by whoops |
|
|
|
1 Replies
2924 Views |
February 22, 2019, 01:10:19 pm by sluckey |
|
|
|
|
Eye tube question
Started by Diverted |
2 Replies
2292 Views |
February 22, 2019, 10:28:46 am by John |
|
|
|
Bassman AA864 hissing
Started by Leevi |
7 Replies
3765 Views |
February 21, 2019, 01:43:51 am by Leevi |
|
|
|
Fender 5F2A Volume and Tone Control
Started by mwelch55 |
3 Replies
3891 Views |
February 20, 2019, 03:23:44 pm by sith |
|
|
|
31 Replies
12660 Views |
February 20, 2019, 09:36:01 am by BobL |
|
|
|
|
One triode tremolo
Started by Swampertech |
40 Replies
14422 Views |
February 18, 2019, 10:47:13 pm by Toxophilite |
|
|
|
Single Ended Amp Higher Volume Distortion
Started by Tapsnap |
15 Replies
6722 Views |
February 18, 2019, 06:45:46 pm by Tapsnap |
|
|
|
PR- 6BM8 minimalist
Started by tubenit |
6 Replies
7443 Views |
February 17, 2019, 03:30:36 am by TIMBO |
|
|
|
Help, component identification
Started by whoops |
9 Replies
4103 Views |
February 16, 2019, 11:41:19 am by whoops |
|
|
|
Choke value question
Started by Tapsnap |
6 Replies
4033 Views |
February 16, 2019, 08:37:41 am by shooter |
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 |