Welcome To the Hoffman Amplifiers Forum
August 29, 2026, 08:30:31 pm
Welcome To the Hoffman Amplifiers ForumAugust 29, 2026, 08:30:31 pm | ||
| Subject / Started by | Replies / Views | Last post  |
||
|---|---|---|---|---|
| 0 Members and 41 Guests are viewing this board. | ||||
|
|
25 Replies
10922 Views |
March 24, 2024, 09:12:43 amby wsscott |
|
|
|
JCM 2000 TSL100 issue
Started by Colas LeGrippa |
8 Replies
6082 Views |
March 24, 2024, 07:38:28 am by Latole |
|
|
|
grounding question
Started by Beezerboy |
5 Replies
5086 Views |
March 24, 2024, 01:05:10 am by Beezerboy |
|
|
|
US transformer in a UK amp
Started by BadDave |
2 Replies
4157 Views |
March 23, 2024, 10:45:32 pm by PRR |
|
|
|
Dual Cathode Resistors
Started by clyde |
19 Replies
8088 Views |
March 23, 2024, 03:59:51 am by kagliostro |
|
|
|
22 Replies
11304 Views |
March 23, 2024, 02:53:42 am by Jerry garrcia |
|
|
|
|
Checking frequency with MM
Started by dude |
6 Replies
5146 Views |
March 22, 2024, 09:49:58 pm by passaloutre |
|
|
|
13 Replies
9618 Views |
March 22, 2024, 11:38:44 am by tubeswell |
|
|
|
|
Identify hifi output transformer taps
Started by atmars |
3 Replies
4421 Views |
March 21, 2024, 10:53:21 pm by atmars |
|
|
|
0 Replies
3595 Views |
March 21, 2024, 11:41:05 am by markmalin |
|
|
|
|
Existing chassis holes?
Started by passaloutre |
13 Replies
7255 Views |
March 21, 2024, 08:19:12 am by kagliostro |
|
|
|
Circuit Analysis
Started by Nathan |
5 Replies
5218 Views |
March 20, 2024, 07:41:13 am by Nathan |
|
|
|
Pull down resistor question
Started by g-man |
4 Replies
4448 Views |
March 19, 2024, 11:18:15 pm by stratomaster |
|
|
|
What parts determine tone?
Started by pbman1953 |
38 Replies
15456 Views |
March 19, 2024, 06:38:13 pm by pbman1953 |
|
|
|
3 Replies
5170 Views |
March 19, 2024, 03:48:37 pm by stratomaster |
|
|
|
|
Risson Marvel 12E bias setting cold
Started by Pavedog |
42 Replies
16248 Views |
March 19, 2024, 01:00:48 pm by johnnyreece |
|
|
|
Matamp GT120 clone build
Started by hiegdk |
5 Replies
8275 Views |
March 19, 2024, 09:00:21 am by MadAsAHatter |
|
|
|
Add Vu meter to pre-amp
Started by BrainDeadAmps |
0 Replies
3479 Views |
March 19, 2024, 01:15:41 am by BrainDeadAmps |
|
|
|
29 Replies
15281 Views |
March 18, 2024, 07:06:29 pm by wsscott |
|
|
|
MOVED: ADA MP1 schematic question
Started by sluckey |
0 Replies
3499 Views |
March 18, 2024, 03:22:34 pm by sluckey |
|
|
|
Hoffman Princeton build in a PRRI Chassis
Started by Jrusto |
5 Replies
4579 Views |
March 18, 2024, 11:59:17 am by sluckey |
|
|
|
5 Replies
4581 Views |
March 18, 2024, 11:58:10 am by Miyagi_83 |
|
|
|
|
6 Replies
4958 Views |
March 17, 2024, 07:25:31 pm by HotBluePlates |
|
|
|
|
26 Replies
11303 Views |
March 16, 2024, 11:22:29 pm by murrayatuptown |
|
|
|
|
Another Mystery Transformer Query, sorry...
Started by tdvt |
6 Replies
4842 Views |
March 16, 2024, 09:03:48 pm by tdvt |
|
|
|
Step down PT test
Started by AlNewman |
18 Replies
8834 Views |
March 16, 2024, 06:13:56 pm by AlNewman |
|
|
|
5 Replies
5927 Views |
March 15, 2024, 12:11:34 am by passaloutre |
|
|
|
|
6 Replies
4904 Views |
March 14, 2024, 07:29:24 pm by Lambertini |
|
|
|
|
0 Replies
4131 Views |
March 14, 2024, 05:22:34 pm by spunko |
|
|
|
|
7 Replies
5391 Views |
March 14, 2024, 09:44:52 am by daveneary |
|
|
|
|
Ampro PA-3 head
Started by CrocMule |
16 Replies
8192 Views |
March 13, 2024, 10:08:08 pm by PRR |
|
|
|
27 Replies
9552 Views |
March 13, 2024, 08:48:24 am by tdvt |
|
|
|
|
31 Replies
13095 Views |
March 13, 2024, 12:28:55 am by tinkering |
|
|
|
|
5 Replies
4568 Views |
March 12, 2024, 05:49:12 pm by PRR |
|
|
|
|
0 Replies
3503 Views |
March 12, 2024, 05:04:28 pm by kagliostro |
|
|
|
|
18 Replies
6609 Views |
March 12, 2024, 08:49:58 am by passaloutre |
|
|
|
|
6 Replies
5423 Views |
March 12, 2024, 12:07:33 am by spunko |
|
|
|
|
5 Replies
4952 Views |
March 11, 2024, 09:05:15 pm by AlNewman |
|
|
|
|
6G15 + Tremodrive
Started by J3ona1 |
2 Replies
3795 Views |
March 11, 2024, 02:41:09 pm by J3ona1 |
|
|
|
Trem-O-Nator Vactrol?
Started by tdvt |
3 Replies
3953 Views |
March 11, 2024, 12:56:02 pm by sluckey |
|
|
|
Suitable Shoulder Washer & Flat Washer
Started by Pollys13a |
10 Replies
6321 Views |
March 11, 2024, 08:21:25 am by EL34 |
|
|
|
New amp D-763
Started by tubenit |
9 Replies
5643 Views |
March 10, 2024, 04:10:06 pm by Platefire |
|
|
|
16 Replies
7105 Views |
March 10, 2024, 01:32:02 pm by Pollys13a |
|
|
|
|
Sluckey’s M-2 Magnatone
Started by Jhj |
13 Replies
6739 Views |
March 09, 2024, 10:03:04 pm by Jhj |
|
|
|
Odd question about heater wires...
Started by AmberB |
3 Replies
4094 Views |
March 09, 2024, 09:05:39 pm by glass54 |
|
|
|
18 Replies
7870 Views |
March 09, 2024, 09:57:32 am by acheld |
|
|
|
|
10 Replies
7833 Views |
March 08, 2024, 03:50:43 pm by GuitarPilot65 |
|
|
|
|
Issue on one channel, global effect?
Started by tdvt |
2 Replies
3867 Views |
March 08, 2024, 08:52:43 am by tdvt |
|
|
|
8 Replies
5546 Views |
March 07, 2024, 10:15:44 pm by sluckey |
|
|
|
|
I got the "bug" again.....
Started by Jonas |
8 Replies
5877 Views |
March 07, 2024, 05:20:53 pm by Jonas |
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 |