Welcome To the Hoffman Amplifiers Forum
March 11, 2026, 11:18:50 am
Welcome To the Hoffman Amplifiers ForumMarch 11, 2026, 11:18:50 am | ||
| Subject / Started by | Replies / Views | Last post  |
||
|---|---|---|---|---|
| 0 Members and 38 Guests are viewing this board. | ||||
|
|
AC15/AA964 Princeton/Tweed Hybrid
Started by dwinstonwood « 1 2 » |
66 Replies
17681 Views |
April 11, 2021, 12:55:47 pmby dwinstonwood |
|
|
Bias a Silvertone 1474
Started by jamesedmunda |
7 Replies
4102 Views |
April 11, 2021, 12:53:16 pm by jamesedmunda |
|
|
Trying to interpret the LTP.
Started by Mike_J |
30 Replies
10632 Views |
April 10, 2021, 06:00:33 pm by Mike_J |
|
|
|
40 Replies
14925 Views |
April 10, 2021, 04:34:22 pm by Mike_J |
|
|
|
|
Adding NFB to single ended marshall amp
Started by jordan86 |
26 Replies
10536 Views |
April 10, 2021, 12:56:47 pm by shooter |
|
|
|
5 Replies
3716 Views |
April 10, 2021, 08:06:00 am by markmalin |
|
|
|
|
15 Replies
7832 Views |
April 09, 2021, 10:13:29 am by PharmRock |
|
|
|
|
15 Replies
6358 Views |
April 09, 2021, 07:48:55 am by SILVERGUN |
|
|
|
|
Silvertone 1484 Reverb going on and off
Started by jimlat |
5 Replies
3500 Views |
April 09, 2021, 05:10:38 am by terminalgs |
|
|
|
Tools for fine tuning an amp.
Started by Mike_J |
32 Replies
11606 Views |
April 08, 2021, 10:58:00 am by Mike_J |
|
|
|
Transformer Testing
Started by Opry Audio |
7 Replies
5249 Views |
April 07, 2021, 07:17:05 pm by SILVERGUN |
|
|
|
Deluxe Reverb Intermittant Power Loss
Started by luthierwnc |
2 Replies
2529 Views |
April 07, 2021, 06:32:29 pm by luthierwnc |
|
|
|
3 Replies
3419 Views |
April 07, 2021, 06:07:02 pm by spunko |
|
|
|
|
6V6 Bias on SF Princeton Reverb
Started by terminalgs |
2 Replies
4747 Views |
April 07, 2021, 09:31:54 am by pdf64 |
|
|
|
19 Replies
6289 Views |
April 07, 2021, 08:15:29 am by Matt-O |
|
|
|
|
LND150 loop
Started by Vlada |
1 Replies
5110 Views |
April 06, 2021, 06:32:11 pm by 2deaf |
|
|
|
55 Replies
16972 Views |
April 06, 2021, 02:39:49 pm by shooter |
|
|
|
|
Super Reverb Deluxe Power Transformer
Started by xandaz |
14 Replies
5328 Views |
April 06, 2021, 05:55:19 am by xandaz |
|
|
|
What's the greatest EL34 ever made?
Started by SoundCity85 |
7 Replies
4604 Views |
April 06, 2021, 02:22:07 am by Bieworm |
|
|
|
Ampbooks SLO 12AX7 Bias Calculation
Started by Gregwor |
23 Replies
11106 Views |
April 05, 2021, 07:35:26 pm by HotBluePlates |
|
|
|
8 Replies
5915 Views |
April 05, 2021, 03:09:16 pm by PharmRock |
|
|
|
|
10 Replies
4464 Views |
April 05, 2021, 11:21:35 am by Bieworm |
|
|
|
|
54 Replies
17837 Views |
April 04, 2021, 06:50:17 pm by Mike_J |
|
|
|
|
4 Replies
3194 Views |
April 04, 2021, 05:35:42 pm by nepalnt21 |
|
|
|
|
N.o.s. Marshall p.t. Help?
Started by eggbert |
4 Replies
3438 Views |
April 04, 2021, 03:18:48 pm by acheld |
|
|
|
Reverb tank troubleshooting
Started by Clarkey |
4 Replies
5550 Views |
April 04, 2021, 10:55:13 am by sluckey |
|
|
|
74 Replies
17701 Views |
April 04, 2021, 08:46:56 am by pbman1953 |
|
|
|
|
14 Replies
5962 Views |
April 03, 2021, 06:39:44 am by sluckey |
|
|
|
|
How can I make this switch usable?
Started by Mike_J |
13 Replies
5203 Views |
April 02, 2021, 06:36:08 pm by Mike_J |
|
|
|
Reverb Tanks: low impedance
Started by shaun |
6 Replies
3673 Views |
April 02, 2021, 06:26:32 pm by PRR |
|
|
|
Custom Vibrolux rebuild
Started by jlaj |
2 Replies
2400 Views |
April 02, 2021, 01:00:05 pm by jlaj |
|
|
|
4 Replies
3082 Views |
April 02, 2021, 12:55:16 pm by jlaj |
|
|
|
|
Dissimilar plate resistors in the LTP
Started by jewishjay |
1 Replies
2194 Views |
April 02, 2021, 12:09:22 pm by SILVERGUN |
|
|
|
66 Replies
18415 Views |
April 02, 2021, 10:45:32 am by Williamblake |
|
|
|
|
Peavey’s Secret
Started by Jacob |
8 Replies
5542 Views |
April 02, 2021, 10:14:56 am by Jacob |
|
|
|
7 Replies
6698 Views |
April 02, 2021, 07:02:58 am by jlaj |
|
|
|
|
Measuring output trasnformer secondaries
Started by texwest |
6 Replies
3162 Views |
April 01, 2021, 10:39:39 pm by PRR |
|
|
|
5 Replies
3139 Views |
April 01, 2021, 04:39:17 pm by HotBluePlates |
|
|
|
|
Unwanted distortion trailing notes
Started by Wanabejimi |
3 Replies
4078 Views |
April 01, 2021, 12:25:37 pm by pdf64 |
|
|
|
9 Replies
5174 Views |
April 01, 2021, 12:22:11 pm by Mike_J |
|
|
|
|
22 Replies
7336 Views |
April 01, 2021, 08:12:24 am by Shack |
|
|
|
|
1st stage grid stopper question
Started by burt_toast |
2 Replies
2612 Views |
April 01, 2021, 07:41:25 am by burt_toast |
|
|
|
Tone pots killing volume
Started by pda041376 |
3 Replies
2807 Views |
March 31, 2021, 07:27:41 pm by HotBluePlates |
|
|
|
7 Replies
4326 Views |
March 31, 2021, 07:25:57 pm by HotBluePlates |
|
|
|
|
60 Replies
18923 Views |
March 31, 2021, 07:02:52 pm by Mike_J |
|
|
|
|
3 Replies
4111 Views |
March 31, 2021, 06:57:37 pm by sluckey |
|
|
|
|
18 Replies
6981 Views |
March 31, 2021, 08:24:39 am by sluckey |
|
|
|
|
61 Replies
22718 Views |
March 30, 2021, 07:03:53 am by pdf64 |
|
|
|
|
Weird push-pull performance
Started by Ewan Penkey |
8 Replies
4223 Views |
March 28, 2021, 02:56:09 pm by thetragichero |
|
|
|
5 Replies
4200 Views |
March 28, 2021, 08:40:59 am by HotBluePlates |
|
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 |