Welcome To the Hoffman Amplifiers Forum
April 26, 2026, 10:51:25 am
Welcome To the Hoffman Amplifiers ForumApril 26, 2026, 10:51:25 am | ||
| Subject / Started by | Replies / Views | Last post  |
||
|---|---|---|---|---|
| 0 Members and 14 Guests are viewing this board. | ||||
|
|
11 Replies
6511 Views |
November 07, 2021, 05:46:45 amby tschwarz |
|
|
|
|
Vibrolux No Balls
Started by jaster55 |
5 Replies
3643 Views |
November 06, 2021, 05:57:09 pm by jaster55 |
|
|
|
Slivertone 1484 voltages
Started by allstonma |
9 Replies
5253 Views |
November 06, 2021, 04:31:09 pm by PRR |
|
|
|
AB763 high voltages help
Started by joesatch |
14 Replies
6489 Views |
November 05, 2021, 10:02:45 pm by PRR |
|
|
|
Starting my AB763-1 build
Started by Hazcat |
2 Replies
3325 Views |
November 05, 2021, 02:10:52 pm by Hazcat |
|
|
|
Stout Reverb NFB switch
Started by tkm |
2 Replies
3669 Views |
November 05, 2021, 11:51:09 am by tkm |
|
|
|
Crosstalk when using LND150 FET
Started by Leevi |
8 Replies
5070 Views |
November 05, 2021, 11:50:55 am by Leevi |
|
|
|
Can I run it at 4Ohms?
Started by toomanyslurpees |
10 Replies
7015 Views |
November 05, 2021, 07:28:00 am by mresistor |
|
|
twisting heater wires.
Started by joesatch |
26 Replies
9574 Views |
November 04, 2021, 10:55:31 pm by Mungo Park |
|
|
|
Reverb not working in a Fender Blues Jr.
Started by 72Blazer |
26 Replies
9131 Views |
November 04, 2021, 08:44:10 pm by 72Blazer |
|
|
|
Power transformer question....
Started by Stuff4bikes |
5 Replies
3524 Views |
November 04, 2021, 05:08:40 pm by HotBluePlates |
|
|
|
AB763 Bias too cold resistor swap
Started by joesatch |
1 Replies
3501 Views |
November 04, 2021, 12:59:43 pm by sluckey |
|
|
|
Power supply for Kustom Defender V30
Started by frankenxtein |
7 Replies
5229 Views |
November 04, 2021, 12:34:55 am by frankenxtein |
|
|
|
Silvertone 1484 - low output
Started by scstill |
45 Replies
19380 Views |
November 03, 2021, 08:50:51 am by scstill |
|
|
|
2 Replies
3741 Views |
November 03, 2021, 06:37:41 am by cboysen |
|
|
|
|
5E8A question
Started by mresistor |
5 Replies
4100 Views |
November 02, 2021, 11:48:23 pm by mresistor |
|
|
|
6G15 Hum-loop block network
Started by Roukedou |
8 Replies
7717 Views |
November 02, 2021, 01:05:42 pm by prongster |
|
|
|
Electronics/Tube Amp Course?
Started by 72Blazer |
10 Replies
5156 Views |
November 02, 2021, 09:17:39 am by pdf64 |
|
|
|
23 Replies
7795 Views |
November 02, 2021, 05:34:41 am by pdf64 |
|
|
|
|
2 Replies
3370 Views |
November 01, 2021, 04:26:39 pm by joesatch |
|
|
|
|
5E8A clone coming out of standby
Started by mresistor |
5 Replies
4518 Views |
November 01, 2021, 03:18:31 pm by mresistor |
|
|
|
Sluckey bias circuit question.
Started by joesatch |
2 Replies
3386 Views |
November 01, 2021, 08:39:03 am by joesatch |
|
|
|
2 Replies
3788 Views |
October 31, 2021, 08:27:33 pm by luthierwnc |
|
|
|
|
8 Replies
5003 Views |
October 31, 2021, 02:42:28 pm by PRR |
|
|
|
|
4 Replies
4544 Views |
October 30, 2021, 09:37:25 pm by HotBluePlates |
|
|
|
|
13 Replies
5526 Views |
October 30, 2021, 08:39:13 am by HotBluePlates |
|
|
|
|
Need advice on HV tap blowing fuses
Started by luthierwnc |
16 Replies
5451 Views |
October 29, 2021, 02:45:58 pm by luthierwnc |
|
|
|
Killed my Princeton treble
Started by MacGwyn |
43 Replies
13578 Views |
October 29, 2021, 02:35:44 pm by Indyryder02 |
|
|
|
5E3 REVERB EXULED
Started by TIMBO |
20 Replies
7592 Views |
October 29, 2021, 02:21:39 pm by TIMBO |
|
|
|
OT wiring explanation
Started by joesatch |
2 Replies
3235 Views |
October 29, 2021, 01:59:52 pm by sluckey |
|
|
|
19 Replies
8845 Views |
October 29, 2021, 10:45:03 am by ac427v |
|
|
|
|
AB763 Reverb Transformer Placement
Started by joesatch |
2 Replies
3638 Views |
October 29, 2021, 08:01:52 am by joesatch |
|
|
|
Sovtek Mig-60 weird biasing resistors
Started by Diverted |
2 Replies
3620 Views |
October 28, 2021, 02:12:01 pm by sluckey |
|
|
|
Bias Failsafe AB763
Started by joesatch |
19 Replies
7545 Views |
October 28, 2021, 12:55:15 pm by shooter |
|
|
|
Presence control on 5F1
Started by Stuff4bikes |
1 Replies
3209 Views |
October 28, 2021, 07:27:32 am by Latole |
|
|
|
5e3 head layout
Started by timmyjoe |
4 Replies
4796 Views |
October 28, 2021, 06:45:34 am by Latole |
|
|
|
'66 AB763 Super Reverb question
Started by Esquirefreak |
11 Replies
4879 Views |
October 28, 2021, 04:21:12 am by Leevi |
|
|
|
Ground resistor
Started by Leevi |
11 Replies
5070 Views |
October 27, 2021, 11:18:39 am by Leevi |
|
|
51 Replies
14103 Views |
October 26, 2021, 12:59:28 am by dram56 |
|
|
|
|
5 Replies
3858 Views |
October 26, 2021, 12:46:16 am by PRR |
|
|
|
|
Beefed up Princeton AA964
Started by acheld |
35 Replies
10165 Views |
October 25, 2021, 01:22:35 pm by ac427v |
|
|
|
Cold clipper causing unstability
Started by Colas LeGrippa |
5 Replies
4771 Views |
October 24, 2021, 07:56:11 pm by Colas LeGrippa |
|
|
|
Princeton Reverb hum problem
Started by texwest |
12 Replies
5227 Views |
October 24, 2021, 05:52:33 pm by texwest |
|
|
|
Will this work to reduce screen voltage?
Started by brewdude |
29 Replies
8147 Views |
October 24, 2021, 12:28:13 pm by mresistor |
|
|
|
Finding a short
Started by dragonworks |
45 Replies
11763 Views |
October 23, 2021, 02:52:21 am by dragonworks |
|
|
|
Am done with PEC for good.
Started by Champ_49 |
21 Replies
12089 Views |
October 22, 2021, 02:55:07 pm by joesatch |
|
|
|
Single ended amp microphonic problem.
Started by Tapsnap |
6 Replies
4022 Views |
October 22, 2021, 03:35:15 am by shooter |
|
|
|
Transfo line out
Started by Colas LeGrippa |
1 Replies
3137 Views |
October 21, 2021, 09:22:52 pm by Colas LeGrippa |
|
|
|
Help finding bias pot
Started by dude |
11 Replies
5160 Views |
October 20, 2021, 10:43:41 pm by Blooze |
|
|
|
MusicMan 2475-130 design error?
Started by vintasonic |
1 Replies
3689 Views |
October 20, 2021, 03:21:03 pm by sluckey |
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 |