Welcome To the Hoffman Amplifiers Forum
January 24, 2026, 07:17:38 am
Welcome To the Hoffman Amplifiers ForumJanuary 24, 2026, 07:17:38 am | ||
| Subject / Started by | Replies / Views | Last post  |
||
|---|---|---|---|---|
| 0 Members and 40 Guests are viewing this board. | ||||
|
|
AC 30 reissue hum
Started by makingnoise88 |
3 Replies
2599 Views |
February 06, 2018, 08:31:37 amby shooter |
|
|
hum in high power tweed twin amp
Started by stringbender.dk « 1 2 » |
52 Replies
12845 Views |
February 05, 2018, 04:34:11 pm by stringbender.dk |
|
|
5VDC from center-tapped 6.3VAC?
Started by keithv |
29 Replies
12537 Views |
February 05, 2018, 02:59:26 pm by sluckey |
|
|
|
43 Replies
10520 Views |
February 05, 2018, 11:54:23 am by ALBATROS1234 |
|
|
|
|
Output xfrmr?
Started by ALBATROS1234 |
7 Replies
3268 Views |
February 04, 2018, 10:09:04 pm by ALBATROS1234 |
|
|
|
4 Replies
3975 Views |
February 04, 2018, 09:13:36 pm by DummyLoad |
|
|
|
|
5 Replies
3679 Views |
February 04, 2018, 08:50:56 pm by TheKT88KilledJFK |
|
|
|
|
Attenuator volume drop problem
Started by GLFSHNT |
2 Replies
2522 Views |
February 04, 2018, 12:45:14 pm by 92Volts |
|
|
|
2 Replies
2931 Views |
February 04, 2018, 12:44:22 am by DummyLoad |
|
|
|
|
Frequency
Started by eternalpurple |
2 Replies
2458 Views |
February 03, 2018, 04:30:07 pm by kagliostro |
|
|
|
15 Replies
6642 Views |
February 03, 2018, 12:15:09 pm by Apexelectric |
|
|
|
|
Testing transformer amperage
Started by ALBATROS1234 |
9 Replies
5297 Views |
February 03, 2018, 09:32:49 am by ALBATROS1234 |
|
|
|
0 Replies
2156 Views |
February 02, 2018, 07:15:11 pm by kealonnix |
|
|
|
|
2 Replies
2589 Views |
February 02, 2018, 01:11:30 pm by pbman1953 |
|
|
|
|
One So Hot (one hung lo?)
Started by jbefumo |
7 Replies
3771 Views |
February 02, 2018, 07:27:21 am by jbefumo |
|
|
|
Super Champ X2 Upgrade Advice
Started by purpletele |
0 Replies
8233 Views |
February 02, 2018, 03:49:53 am by purpletele |
|
|
|
'75 Marshall 50W MKII ST-1 Bias Help
Started by boxcarcut |
12 Replies
4723 Views |
February 01, 2018, 01:47:55 pm by sluckey |
|
|
|
5 Replies
3316 Views |
January 31, 2018, 11:48:24 pm by PRR |
|
|
|
|
Soundtronics 70's 4 x 8417
Started by BruceJ |
6 Replies
4256 Views |
January 31, 2018, 10:14:33 pm by Crazy Eric |
|
|
|
Supro 24 Lite - Power tube test
Started by bmccowan |
3 Replies
3528 Views |
January 31, 2018, 05:47:45 am by SnickSound |
|
|
|
Category 5 Andrew- and Bias
Started by pbman1953 |
23 Replies
6708 Views |
January 30, 2018, 11:52:11 am by bnwitt |
|
|
|
50W Marshall Volume/Tone Project
Started by krampus |
23 Replies
7257 Views |
January 30, 2018, 11:37:42 am by krampus |
|
|
|
Volume Drop Problem
Started by Nathan |
3 Replies
2633 Views |
January 30, 2018, 08:12:19 am by tonepumpamps |
|
|
|
question on wiring blues jr tube board
Started by rsr |
4 Replies
3701 Views |
January 30, 2018, 04:01:45 am by sluckey |
|
|
|
15 Replies
6128 Views |
January 29, 2018, 03:31:17 pm by tripwire |
|
|
|
|
9 Replies
3896 Views |
January 29, 2018, 11:02:27 am by dennyg |
|
|
|
|
5 Replies
5469 Views |
January 29, 2018, 09:22:54 am by 92Volts |
|
|
|
|
18 watt chassis, head or combo?
Started by dude |
7 Replies
3740 Views |
January 28, 2018, 09:35:03 pm by dude |
|
|
|
Seven pin follies
Started by PlumMojo |
11 Replies
4145 Views |
January 27, 2018, 09:26:43 pm by shooter |
|
|
|
AO-44 echo amp input question.
Started by Toxophilite |
7 Replies
3479 Views |
January 27, 2018, 05:28:27 pm by Toxophilite |
|
|
|
5u4 ps question
Started by jukeboxman |
4 Replies
3294 Views |
January 27, 2018, 03:31:39 pm by jukeboxman |
|
|
|
Feedback question, Philco 6017 PA amp
Started by Diverted |
14 Replies
4746 Views |
January 26, 2018, 08:14:11 pm by shooter |
|
|
|
power level during operation
Started by mresistor |
3 Replies
2575 Views |
January 26, 2018, 06:13:08 pm by PRR |
|
|
|
Reverb troubleshooting checklist
Started by davidwpack |
29 Replies
6995 Views |
January 26, 2018, 02:48:04 pm by davidwpack |
|
|
|
Switching between two PPIMVs
Started by Leevi |
20 Replies
5827 Views |
January 26, 2018, 12:01:25 pm by VMS |
|
|
|
25 Replies
8841 Views |
January 26, 2018, 10:35:02 am by Bubbastain |
|
|
|
|
esr values
Started by eternalpurple |
9 Replies
20177 Views |
January 25, 2018, 04:23:36 pm by kagliostro |
|
|
|
Hammond Organ Doner
Started by TIMBO |
16 Replies
6476 Views |
January 25, 2018, 04:15:16 pm by TIMBO |
|
|
|
non-insulated shielded cable?
Started by dennyg |
12 Replies
4924 Views |
January 25, 2018, 12:23:17 pm by Willabe |
|
|
|
2 Replies
2484 Views |
January 25, 2018, 08:36:08 am by DummyLoad |
|
|
|
|
6 Replies
4401 Views |
January 24, 2018, 06:37:58 pm by guitarjesus |
|
|
|
|
13 Replies
8378 Views |
January 24, 2018, 04:26:54 pm by Ed_Chambley |
|
|
|
|
2 Replies
3306 Views |
January 24, 2018, 08:56:18 am by 92Volts |
|
|
|
|
Supro "Best Of 24" Build
Started by SnickSound |
9 Replies
6004 Views |
January 24, 2018, 05:22:15 am by 66Strat |
|
|
|
4 Replies
4524 Views |
January 23, 2018, 05:11:10 pm by kagliostro |
|
|
|
|
41 Replies
9518 Views |
January 22, 2018, 11:54:31 am by jjasilli |
|
|
|
|
BASSKING BA200A
Started by TIMBO |
20 Replies
6342 Views |
January 22, 2018, 02:49:57 am by TIMBO |
|
|
|
Super Reverb Reverb Problem
Started by jbefumo |
9 Replies
3484 Views |
January 21, 2018, 04:50:13 pm by jbefumo |
|
|
|
3 Replies
2703 Views |
January 21, 2018, 02:19:36 pm by VMS |
|
|
|
|
27 Replies
6556 Views |
January 20, 2018, 06:57:41 pm 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 |