Welcome To the Hoffman Amplifiers Forum
January 23, 2026, 11:55:17 pm
Welcome To the Hoffman Amplifiers ForumJanuary 23, 2026, 11:55:17 pm | ||
| Subject / Started by | Replies / Views | Last post  |
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| 0 Members and 45 Guests are viewing this board. | ||||
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9 Replies
3607 Views |
August 28, 2021, 01:12:08 pmby Garrett335 |
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JTM45 New Build - Gathering Ideas
Started by PharmRock |
23 Replies
6965 Views |
August 28, 2021, 10:24:06 am by 66Strat |
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Build a Twin Reverb with 2 6L6 ?
Started by joesatch |
45 Replies
11652 Views |
August 28, 2021, 10:21:38 am by EL34 |
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Ceramic caps.. enlighten me please
Started by Bieworm |
2 Replies
2576 Views |
August 28, 2021, 06:10:38 am by pdf64 |
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Hammond 370BX shorted?
Started by Esquirefreak |
4 Replies
3051 Views |
August 27, 2021, 11:31:49 am by Esquirefreak |
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2 Replies
2669 Views |
August 27, 2021, 10:12:23 am by cboysen |
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Exterma; speaker inpedance match
Started by jamesedmunda |
2 Replies
2504 Views |
August 27, 2021, 02:44:35 am by pdf64 |
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Standby switch Q
Started by tubenit |
10 Replies
3823 Views |
August 27, 2021, 12:02:55 am by PRR |
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91 Replies
27677 Views |
August 26, 2021, 01:56:01 pm by paintballnsk |
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Power supply Capacitor location question
Started by labb |
4 Replies
3066 Views |
August 26, 2021, 11:48:15 am by Willabe |
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21 Replies
8343 Views |
August 26, 2021, 01:52:49 am by zircontweezer |
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2 Replies
2756 Views |
August 26, 2021, 01:37:16 am by wolfiesays |
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Library of DFX chassis files?
Started by luthierwnc |
0 Replies
3110 Views |
August 25, 2021, 06:21:38 pm by luthierwnc |
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7 Replies
5872 Views |
August 25, 2021, 04:25:18 pm by Raybob |
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Valco Gretsch 6150 Voltages Question
Started by K Teacher |
11 Replies
4130 Views |
August 25, 2021, 01:32:12 pm by sluckey |
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Hookup Wires to Pots Question
Started by dragonbat13 |
19 Replies
5906 Views |
August 25, 2021, 09:26:08 am by acheld |
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Hoffman Output Transformer Info!
Started by plexi50 |
0 Replies
2453 Views |
August 24, 2021, 07:29:07 pm by plexi50 |
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Power amp VS Power amp
Started by fossilshark |
2 Replies
2516 Views |
August 24, 2021, 06:54:56 pm by sluckey |
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is Classictone back?
Started by joesatch |
4 Replies
2682 Views |
August 24, 2021, 03:58:57 pm by tubenit |
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0 Replies
2619 Views |
August 24, 2021, 02:15:34 pm by Lectroid |
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Univox U80A
Started by Big chief |
8 Replies
3512 Views |
August 23, 2021, 09:50:54 pm by Big chief |
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New 5W tube amp with Hi gain channel
Started by BOWMusic |
4 Replies
2851 Views |
August 23, 2021, 06:57:32 pm by BOWMusic |
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Seymour Duncan 100 convertible
Started by Zebop |
4 Replies
2594 Views |
August 23, 2021, 03:32:32 pm by Zebop |
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18 Replies
9621 Views |
August 23, 2021, 02:29:23 pm by boyfarrell |
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LTP Questions
Started by RadioComm |
25 Replies
7792 Views |
August 21, 2021, 11:20:21 pm by PRR |
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MINI BASSMAN
Started by TIMBO |
3 Replies
3384 Views |
August 21, 2021, 10:14:54 pm by TIMBO |
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Static on the Reverb troubleshooting
Started by joesatch |
2 Replies
2470 Views |
August 21, 2021, 06:11:35 pm by joesatch |
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Possible source of 4xEL84 transformers
Started by luthierwnc |
6 Replies
3419 Views |
August 21, 2021, 06:10:14 pm by luthierwnc |
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Fender Pro Tube Series Twin Amp Problem
Started by shortfuse |
12 Replies
14459 Views |
August 21, 2021, 01:53:17 pm by OVNIPR |
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11 Replies
4312 Views |
August 21, 2021, 10:32:23 am by texwest |
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trying to identify Transformers
Started by joesatch |
3 Replies
2708 Views |
August 21, 2021, 09:51:25 am by joesatch |
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Fender DDRI Reverb problem
Started by vintasonic |
9 Replies
3820 Views |
August 20, 2021, 07:03:51 pm by tubeswell |
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50W plexi build questions
Started by Bieworm |
29 Replies
8028 Views |
August 19, 2021, 05:33:24 pm by PharmRock |
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40 Replies
10085 Views |
August 19, 2021, 04:21:53 pm by fredg |
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7 Replies
3766 Views |
August 19, 2021, 12:47:32 pm by PRR |
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5e3 hum and squeal at high volume
Started by gerry113377 |
8 Replies
4089 Views |
August 19, 2021, 12:07:48 pm by gerry113377 |
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Adding negative feedback control?
Started by ylelevier77 |
4 Replies
3902 Views |
August 18, 2021, 08:56:30 pm by PRR |
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Adjustable bias board question
Started by Esquirefreak |
5 Replies
3101 Views |
August 18, 2021, 07:18:38 pm by sluckey |
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Taming the Beast
Started by acheld |
8 Replies
3641 Views |
August 18, 2021, 11:07:52 am by SILVERGUN |
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Hoffman 6v6 plexi bias help
Started by Mehfuzhoss |
12 Replies
5068 Views |
August 17, 2021, 02:38:57 pm by Latole |
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weak tremolo intensity
Started by isaac_teller |
6 Replies
3766 Views |
August 17, 2021, 02:38:36 pm by BlackCrowe604 |
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Spectra 60 T schematic needed
Started by Latole |
0 Replies
2706 Views |
August 17, 2021, 04:18:39 am by Latole |
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Amplifier loud hum.
Started by fossilshark |
13 Replies
5660 Views |
August 16, 2021, 08:45:52 pm by PRR |
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715 Replies
293291 Views |
August 16, 2021, 12:09:34 pm by wsscott |
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6G16 heaters
Started by joesatch |
3 Replies
3178 Views |
August 16, 2021, 09:42:19 am by acheld |
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Artificial heater center tap question
Started by AmberB |
1 Replies
2406 Views |
August 16, 2021, 01:07:10 am by kagliostro |
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30 Replies
7576 Views |
August 15, 2021, 10:44:51 pm by AmberB |
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What to build?
Started by CharacterZero |
17 Replies
5619 Views |
August 15, 2021, 10:08:10 pm by CharacterZero |
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Voltage drop resistor value
Started by MacGwyn |
12 Replies
4643 Views |
August 14, 2021, 08:18:11 pm by thetragichero |
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Tracking down DC voltage
Started by Hoodnight |
6 Replies
3607 Views |
August 14, 2021, 09:08:26 am by Willabe |
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Misc. Hardware |
| What's New |
Board Building Parts |
Amp trim Handles |
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Lamps Diodes |
Hoffman Turret Boards |
Channel Switching |
| Resistors |
Fender Eyelet Boards |
Screws/Nuts Washers |
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Jacks/Plugs Connectors |
Misc Eyelet Boards |
Tools |
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Custom Boards |
Tubes Valves |
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Pots Knobs |
Fuses/Cords |
Chassis |
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Tube Sockets |
Switches |
Wire Cable |