Welcome To the Hoffman Amplifiers Forum
September 07, 2025, 05:26:29 am
Welcome To the Hoffman Amplifiers ForumSeptember 07, 2025, 05:26:29 am | ||
| Subject / Started by | Replies / Views | Last post  |
||
|---|---|---|---|---|
| 0 Members and 39 Guests are viewing this board. | ||||
|
|
Pilot light
Started by uki |
3 Replies
2410 Views |
April 25, 2019, 07:40:33 amby shooter |
|
|
|
8 Replies
3767 Views |
April 25, 2019, 06:44:49 am by bmccowan |
|
|
|
|
Channel Mixing Resistors
Started by TIMBO |
15 Replies
8738 Views |
April 24, 2019, 05:22:39 pm by tubeswell |
|
|
|
Tube substitution
Started by g-man |
5 Replies
3497 Views |
April 24, 2019, 03:06:20 pm by g-man |
|
|
104 Replies
33392 Views |
April 23, 2019, 02:41:34 pm by PRR |
|
|
|
|
Ground question
Started by Joe6v6 |
11 Replies
4454 Views |
April 23, 2019, 02:38:48 am by st |
|
|
|
5 Replies
5630 Views |
April 22, 2019, 07:08:17 pm by jeff_free69 |
|
|
|
|
23 Replies
6929 Views |
April 22, 2019, 02:56:12 pm by kagliostro |
|
|
|
|
Looking for special shape tube
Started by Colas LeGrippa |
5 Replies
2612 Views |
April 21, 2019, 06:38:14 pm by Colas LeGrippa |
|
|
|
6 Replies
4189 Views |
April 19, 2019, 06:34:09 pm by kagliostro |
|
|
|
|
Another Valve Jr Question
Started by Electron Tornado |
2 Replies
1764 Views |
April 19, 2019, 12:33:52 pm by PRR |
|
|
|
8 Replies
3479 Views |
April 18, 2019, 09:04:33 pm by MakerDP |
|
|
|
|
8 Replies
3364 Views |
April 18, 2019, 07:09:04 pm by BobL |
|
|
|
|
6 Replies
3475 Views |
April 18, 2019, 11:18:45 am by Electron Tornado |
|
|
|
|
5E3 Normal Channel not working
Started by mebond11 |
8 Replies
3819 Views |
April 17, 2019, 04:30:00 pm by mebond11 |
|
|
|
12AU7 output tube
Started by jeff |
22 Replies
20569 Views |
April 17, 2019, 01:13:29 pm by PRR |
|
|
|
18 Replies
5808 Views |
April 17, 2019, 05:54:05 am by ALBATROS1234 |
|
|
|
|
JMP 2204 Build with relay switching
Started by NSB_Chris |
4 Replies
2910 Views |
April 17, 2019, 05:21:20 am by NSB_Chris |
|
|
|
350k pot with tap
Started by Shack |
15 Replies
7431 Views |
April 16, 2019, 07:10:07 pm by MFowler |
|
|
|
Elevated heaters: what not to do.
Started by Colas LeGrippa |
16 Replies
6246 Views |
April 16, 2019, 12:29:22 pm by ALBATROS1234 |
|
|
|
Vox AC30HWH noisy top boost section
Started by defcon.klaxon |
8 Replies
4824 Views |
April 16, 2019, 09:42:44 am by st |
|
|
|
blues jr no reverb
Started by Papa Jim |
17 Replies
5260 Views |
April 15, 2019, 07:27:55 pm by Papa Jim |
|
|
|
6 Replies
6094 Views |
April 15, 2019, 05:03:01 pm by Colas LeGrippa |
|
|
|
|
Body control pot
Started by uki |
11 Replies
4898 Views |
April 15, 2019, 04:17:40 pm by VMS |
|
|
|
16 Replies
6336 Views |
April 15, 2019, 08:14:30 am by sluckey |
|
|
|
|
7 Replies
3900 Views |
April 14, 2019, 08:53:37 pm by keithpop |
|
|
|
|
Blues Jr. Build
Started by dezmoduo |
2 Replies
1991 Views |
April 14, 2019, 07:25:05 pm by Tbone55 |
|
|
|
105 Replies
25587 Views |
April 14, 2019, 11:33:12 am by Bosses |
|
|
|
|
JCM 900 slx bias trim pot
Started by Leevi |
8 Replies
5029 Views |
April 14, 2019, 12:47:29 am by Leevi |
|
|
|
Choke Inductance
Started by TIMBO |
6 Replies
2833 Views |
April 14, 2019, 12:42:56 am by nandrewjackson |
|
|
|
3 Replies
1998 Views |
April 13, 2019, 11:16:15 pm by Tbone55 |
|
|
|
|
heptode amps
Started by theanalogkid |
9 Replies
6814 Views |
April 13, 2019, 10:21:51 am by VMS |
|
|
|
unusual transformer
Started by isaac_teller |
2 Replies
2152 Views |
April 13, 2019, 10:01:43 am by isaac_teller |
|
|
|
3 Replies
1943 Views |
April 12, 2019, 06:29:11 pm by shooter |
|
|
|
|
FX midstream
Started by shooter |
2 Replies
1885 Views |
April 12, 2019, 06:26:12 pm by shooter |
|
|
|
6J4P 6Ж4 Pentode tube Russian
Started by Ed_Chambley |
10 Replies
6469 Views |
April 12, 2019, 03:42:19 pm by Ed_Chambley |
|
|
|
AB763 Single Channel Troubleshooting
Started by purpletele |
14 Replies
5449 Views |
April 12, 2019, 12:56:59 pm by purpletele |
|
|
|
8 Replies
3092 Views |
April 12, 2019, 09:20:53 am by pbman1953 |
|
|
|
30 Replies
10934 Views |
April 11, 2019, 07:36:38 pm by plumcrazyfx |
|
|
|
|
Mhuss Plexi 6V6 to el34?
Started by JGk |
11 Replies
5719 Views |
April 10, 2019, 05:43:36 pm by JGk |
|
|
|
2 Replies
2091 Views |
April 10, 2019, 04:21:05 pm by sluckey |
|
|
|
|
38 Replies
11438 Views |
April 09, 2019, 12:07:01 am by DummyLoad |
|
|
|
|
SluckeyAmps 1960 Vox AC15 Build
Started by SkipJohnson « 1 2 3 » |
128 Replies
34698 Views |
April 08, 2019, 05:32:14 pm by sluckey |
|
|
|
Adjusting the tone stack - Sunn 2000S
Started by BobL |
3 Replies
3147 Views |
April 08, 2019, 04:36:19 pm by BobL |
|
|
|
filter choke resonating capacitor?
Started by ALBATROS1234 |
4 Replies
2522 Views |
April 08, 2019, 12:19:01 pm by ALBATROS1234 |
|
|
|
25 Replies
6767 Views |
April 07, 2019, 07:53:20 pm by shooter |
|
|
|
|
OD tone stack experiment
Started by tubenit |
7 Replies
4241 Views |
April 07, 2019, 07:06:10 pm by Joel |
|
|
|
2 Replies
2292 Views |
April 07, 2019, 06:24:07 pm by ndross475 |
|
|
|
|
PHOENIX VOCAL PA AMP
Started by TIMBO |
0 Replies
1857 Views |
April 07, 2019, 04:12:39 am by TIMBO |
|
|
|
Dual 50 Troublshooting
Started by purpletele |
3 Replies
1961 Views |
April 06, 2019, 03:57:43 pm by purpletele |
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 |