Welcome To the Hoffman Amplifiers Forum
July 14, 2026, 03:23:56 pm
Welcome To the Hoffman Amplifiers ForumJuly 14, 2026, 03:23:56 pm | ||
| Subject / Started by | Replies / Views | Last post  |
||
|---|---|---|---|---|
| 0 Members and 80 Guests are viewing this board. | ||||
|
|
7 Replies
5868 Views |
August 26, 2018, 01:43:59 pmby dpm309 |
|
|
|
|
VASE TRENDSETTER 40
Started by TIMBO |
6 Replies
5838 Views |
August 26, 2018, 04:19:34 am by TIMBO |
|
|
|
the facts about 6x5g,gt
Started by ALBATROS1234 |
12 Replies
11332 Views |
August 26, 2018, 12:34:57 am by DummyLoad |
|
|
|
11 Replies
7159 Views |
August 25, 2018, 10:17:22 pm by plumcrazyfx |
|
|
|
|
Marshall jmp 1H very low volume
Started by jerrydyer |
2 Replies
3680 Views |
August 25, 2018, 09:06:20 pm by jerrydyer |
|
|
|
5 Replies
4566 Views |
August 25, 2018, 03:07:54 pm by Bwmitc9285 |
|
|
|
finally built it. big amp troubleshooting.
Started by birt |
28 Replies
10665 Views |
August 25, 2018, 11:59:16 am by birt |
|
|
|
New Project
Started by okguitarman |
11 Replies
4788 Views |
August 25, 2018, 04:09:41 am by okguitarman |
|
|
|
Power Amp Grid Leak Resistors
Started by mwelch55 |
9 Replies
7001 Views |
August 24, 2018, 02:42:11 pm by jjasilli |
|
|
83 Replies
24823 Views |
August 24, 2018, 10:23:18 am by Diverted |
|
|
|
|
single ended Converted to 5E3
Started by okguitarman |
3 Replies
4006 Views |
August 23, 2018, 09:55:58 pm by sluckey |
|
|
|
8 Replies
5503 Views |
August 23, 2018, 05:06:07 pm by copperheadroads |
|
|
|
|
Adding NFB to power tube cathode?
Started by jeff |
32 Replies
17674 Views |
August 23, 2018, 10:14:54 am by 92Volts |
|
|
|
26 Replies
10567 Views |
August 22, 2018, 11:19:28 am by Platefire |
|
|
|
|
3 Replies
4507 Views |
August 21, 2018, 09:53:35 am by shooter |
|
|
|
|
3 Replies
4382 Views |
August 21, 2018, 06:29:11 am by tubenit |
|
|
|
|
15 Replies
9548 Views |
August 20, 2018, 07:21:13 pm by galaxiex |
|
|
|
|
Hoffman 30 watt amps on the bench
Started by LooseChange |
18 Replies
8944 Views |
August 20, 2018, 05:25:44 pm by EL34 |
|
|
|
PLEXI 6V6 PLUS
Started by TIMBO |
31 Replies
15789 Views |
August 20, 2018, 04:25:10 pm by Big_Mike |
|
|
|
Biasing weirdness on Hot Rod Deluxe
Started by jojokeo |
9 Replies
7780 Views |
August 20, 2018, 11:43:39 am by pdf64 |
|
|
|
10 Replies
5340 Views |
August 19, 2018, 12:57:49 pm by MFowler |
|
|
|
|
7 Replies
5105 Views |
August 19, 2018, 09:03:51 am by ginger |
|
|
|
|
Ground lift. Keep or remove?
Started by plumcrazyfx |
6 Replies
4712 Views |
August 19, 2018, 06:41:50 am by ac427v |
|
|
|
clipping diode arrangement
Started by jokn |
10 Replies
8266 Views |
August 17, 2018, 02:40:04 pm by d95err |
|
|
|
10 Replies
7580 Views |
August 16, 2018, 09:31:14 pm by jjasilli |
|
|
|
|
5E3 Tone stack
Started by okguitarman |
7 Replies
5081 Views |
August 16, 2018, 08:28:47 pm by okguitarman |
|
|
|
2 Replies
4302 Views |
August 16, 2018, 07:11:33 pm by choosebronze |
|
|
|
|
4 Replies
6050 Views |
August 16, 2018, 05:03:08 pm by jjasilli |
|
|
|
|
16 Replies
8040 Views |
August 16, 2018, 10:20:24 am by Rascalrick |
|
|
|
|
Which output transformer?
Started by Tapsnap |
20 Replies
14449 Views |
August 15, 2018, 12:56:38 pm by 92Volts |
|
|
|
9 Replies
5188 Views |
August 14, 2018, 02:34:05 pm by ylelevier77 |
|
|
|
|
5B6 Modded Layout
Started by reddead83 |
26 Replies
12163 Views |
August 14, 2018, 02:26:16 pm by reddead83 |
|
|
|
Fender Champ PT
Started by basschops1528 |
33 Replies
13864 Views |
August 14, 2018, 01:17:29 pm by Paul1453 |
|
|
|
Trying to start up a new JTM45 build
Started by draperjojo |
7 Replies
5803 Views |
August 14, 2018, 10:22:44 am by draperjojo |
|
|
|
SS oscillator for harmonic vibrato
Started by terminalgs |
2 Replies
4490 Views |
August 13, 2018, 08:33:22 pm by PRR |
|
|
|
2 Replies
4623 Views |
August 13, 2018, 08:27:42 pm by Anticpunk |
|
|
|
|
New PT for Mesa Boogie .50 Caliber +
Started by Oddvar |
1 Replies
3691 Views |
August 13, 2018, 07:46:58 am by sluckey |
|
|
|
Cause for this distortion
Started by Leevi |
4 Replies
3990 Views |
August 12, 2018, 03:15:29 pm by Leevi |
|
|
|
Advise on repairing PT wires
Started by uki |
3 Replies
4209 Views |
August 12, 2018, 01:29:20 pm by uki |
|
|
|
bias tremolo cuts out
Started by alange5 |
24 Replies
10754 Views |
August 11, 2018, 08:15:27 pm by davidwpack |
|
|
|
Lifting the ground on AC Heaters
Started by Jonas |
6 Replies
7191 Views |
August 11, 2018, 07:53:34 pm by PRR |
|
|
|
6BM8 "one tube reverb"
Started by tubenit |
15 Replies
9721 Views |
August 11, 2018, 05:55:18 pm by 2deaf |
|
|
|
70 Replies
28427 Views |
August 10, 2018, 04:47:11 pm by Platefire |
|
|
|
|
Output transformer questions
Started by ALBATROS1234 |
7 Replies
5586 Views |
August 10, 2018, 12:21:39 pm by ALBATROS1234 |
|
|
|
1 Replies
3668 Views |
August 09, 2018, 09:25:46 pm by shooter |
|
|
|
|
Standby switch location
Started by Diverted |
9 Replies
7948 Views |
August 08, 2018, 11:33:21 pm by SoundmasterG |
|
|
|
Footswichable EQ Bypass
Started by JKRamsey1991 |
3 Replies
4811 Views |
August 08, 2018, 11:12:16 am by JKRamsey1991 |
|
|
|
12vac filament PT
Started by dude |
2 Replies
4268 Views |
August 07, 2018, 02:50:47 pm by PRR |
|
|
|
2 Replies
4341 Views |
August 06, 2018, 10:44:32 pm by silverfox |
|
|
|
|
Transformer Question
Started by JKRamsey1991 |
4 Replies
4191 Views |
August 06, 2018, 08:08:37 am by JKRamsey1991 |
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 |