Welcome To the Hoffman Amplifiers Forum
July 14, 2026, 08:37:46 am
Welcome To the Hoffman Amplifiers ForumJuly 14, 2026, 08:37:46 am | ||
| Subject / Started by | Replies / Views | Last post  |
||
|---|---|---|---|---|
| 0 Members and 62 Guests are viewing this board. | ||||
|
|
Fender Pro Reverb
Started by makjoh |
13 Replies
9001 Views |
November 14, 2023, 11:50:36 amby makjoh |
|
|
|
AO-35 PT question
Started by joesatch |
19 Replies
7626 Views |
November 14, 2023, 11:26:36 am by sluckey |
|
|
|
The Rob Robinette JCM 800/22 6V6
Started by ToneQwest |
17 Replies
10634 Views |
November 13, 2023, 05:53:34 pm by ToneQwest |
|
|
|
6 pin power tubes?
Started by ALBATROS1234 |
5 Replies
5980 Views |
November 13, 2023, 01:31:45 pm by kagliostro |
|
|
|
Fender 125P34AX
Started by Esquirefreak |
9 Replies
7049 Views |
November 13, 2023, 09:56:55 am by Esquirefreak |
|
|
54 Replies
20429 Views |
November 13, 2023, 02:38:15 am by Latole |
|
|
|
|
Canadian "Symphonic"
Started by rafe |
10 Replies
6228 Views |
November 12, 2023, 08:35:02 pm by rafe |
|
|
|
6G2-ish build with reverb
Started by burt_toast |
23 Replies
8855 Views |
November 12, 2023, 01:01:30 pm by tubeswell |
|
|
|
5 Replies
5029 Views |
November 11, 2023, 01:01:15 pm by sluckey |
|
|
|
|
Mixing parallel triodes
Started by clyde |
8 Replies
6241 Views |
November 10, 2023, 07:50:20 pm by PRR |
|
|
|
Output transformer matching question.
Started by Tapsnap |
4 Replies
4904 Views |
November 10, 2023, 03:46:48 pm by PRR |
|
|
|
Maintenance for old potentiometers
Started by Esquirefreak |
7 Replies
5765 Views |
November 10, 2023, 09:56:11 am by kagliostro |
|
|
|
Input stages, biasing
Started by peacocksuit |
8 Replies
5802 Views |
November 10, 2023, 07:32:42 am by HotBluePlates |
|
|
|
6 Replies
5813 Views |
November 10, 2023, 06:43:15 am by jjasilli |
|
|
|
|
April 1937
Started by PRR |
13 Replies
7203 Views |
November 09, 2023, 10:38:51 pm by tubeswell |
|
|
|
Old-school cap notation/Gibson schematic
Started by tdvt |
5 Replies
5224 Views |
November 09, 2023, 05:14:25 pm by sluckey |
|
|
|
Oscillation from Presence Control
Started by jewishjay |
17 Replies
8618 Views |
November 09, 2023, 03:21:50 pm by AlNewman |
|
|
|
15 Replies
9779 Views |
November 08, 2023, 08:13:33 pm by ebulakowski |
|
|
|
|
Strange circuit Echolette B30 amp
Started by cfortner |
5 Replies
5493 Views |
November 08, 2023, 03:36:00 pm by cfortner |
|
|
|
4 Replies
4565 Views |
November 08, 2023, 03:05:36 pm by kagliostro |
|
|
|
|
New 5F6A Build - Super Low Volume
Started by rvaughan |
14 Replies
6799 Views |
November 08, 2023, 01:00:28 pm by rvaughan |
|
|
|
13 Replies
7709 Views |
November 07, 2023, 12:04:50 am by PRR |
|
|
|
|
7 Replies
5425 Views |
November 06, 2023, 04:14:14 pm by ALBATROS1234 |
|
|
|
|
separated bass/treble controls
Started by burt_toast |
8 Replies
6027 Views |
November 06, 2023, 08:48:10 am by tubeswell |
|
|
|
9 Replies
6605 Views |
November 05, 2023, 05:43:50 pm by Keyboy |
|
|
|
|
4 Replies
4778 Views |
November 05, 2023, 06:13:33 am by pdf64 |
|
|
|
|
"bass friendly" AB763 ?
Started by worth |
13 Replies
8654 Views |
November 04, 2023, 11:49:29 pm by saxetc |
|
|
|
Leslie 25 Guitar Amp
Started by scstill |
5 Replies
6319 Views |
November 02, 2023, 07:17:58 pm by scstill |
|
|
|
How to bias this amp
Started by dude |
14 Replies
7135 Views |
November 02, 2023, 05:33:43 pm by stratomaster |
|
|
|
Pro reverb versus Twin reverb???
Started by Jalmeida |
14 Replies
8890 Views |
November 02, 2023, 09:11:47 am by Platefire |
|
|
|
2 Replies
3715 Views |
November 01, 2023, 03:54:56 pm by stratomaster |
|
|
|
|
DIY power amp for use with a modeler
Started by music321 |
14 Replies
17775 Views |
November 01, 2023, 02:27:20 pm by guitardude57 |
|
|
|
14 Replies
5401 Views |
November 01, 2023, 10:31:08 am by mresistor |
|
|
|
|
potential build transformer placement
Started by joesatch |
7 Replies
4940 Views |
October 31, 2023, 08:31:25 pm by sluckey |
|
|
6BM8 Stereo SE Amp
Started by TIMBO |
35 Replies
11289 Views |
October 31, 2023, 04:39:36 pm by glass54 |
|
|
|
old tape recorder to vox ac4
Started by Kesi from Hungary |
6 Replies
4471 Views |
October 31, 2023, 04:02:14 pm by Williamblake |
|
|
|
5 Replies
4176 Views |
October 31, 2023, 02:31:46 pm by PRR |
|
|
|
|
Restuffing Cap Cans
Started by passaloutre |
24 Replies
8802 Views |
October 31, 2023, 08:52:44 am by kagliostro |
|
|
|
Sanity check: Transformer orientation
Started by Diverted |
5 Replies
4372 Views |
October 30, 2023, 01:34:06 pm by Diverted |
|
|
|
Leslie 251
Started by jewishjay |
13 Replies
7233 Views |
October 30, 2023, 12:06:37 pm by scstill |
|
|
|
3 Replies
4038 Views |
October 30, 2023, 02:06:10 am by shooter |
|
|
|
|
Switchable Sag Resistor
Started by 22uf |
11 Replies
6611 Views |
October 28, 2023, 01:50:41 pm by HotBluePlates |
|
|
|
Identifying This Gibson Amp With Tremelo
Started by plexi50 |
16 Replies
6447 Views |
October 28, 2023, 12:15:31 pm by ac427v |
|
|
|
Tweaking an Acoustic 370
Started by pbman1953 |
13 Replies
6616 Views |
October 27, 2023, 06:01:22 pm by pbman1953 |
|
|
|
Ultralinear for Single Ended amp?
Started by jordan86 |
31 Replies
14610 Views |
October 27, 2023, 04:46:13 pm by madnis |
|
|
|
Class AB 6L6 design help
Started by Gregwor |
8 Replies
6382 Views |
October 27, 2023, 04:37:35 pm by pdf64 |
|
|
|
4 Replies
4189 Views |
October 26, 2023, 10:42:55 am by Williamblake |
|
|
|
|
2 channel amp DPDT switching
Started by Bieworm |
11 Replies
6119 Views |
October 25, 2023, 07:07:30 pm by sluckey |
|
|
|
Impedance/build question
Started by Diverted |
4 Replies
3697 Views |
October 25, 2023, 12:38:11 pm by Diverted |
|
|
|
Dual Lite Underway…
Started by imgumby001 |
10 Replies
4991 Views |
October 25, 2023, 10:07:40 am by labb |
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 |