Welcome To the Hoffman Amplifiers Forum
October 23, 2025, 05:41:24 am
Welcome To the Hoffman Amplifiers ForumOctober 23, 2025, 05:41:24 am | ||
| Subject / Started by | Replies / Views | Last post  |
||
|---|---|---|---|---|
| danhei and 61 Guests are viewing this board. | ||||
|
|
Feedback resistor
Started by Apprentice |
5 Replies
2428 Views |
June 20, 2017, 03:56:30 pmby pompeiisneaks |
|
|
|
Tone
Started by Apprentice |
3 Replies
2071 Views |
June 20, 2017, 06:32:05 am by Apprentice |
|
|
|
24 Replies
7871 Views |
June 17, 2017, 03:59:00 pm by sluckey |
|
|
|
|
Lowering B+
Started by TIMBO |
2 Replies
2102 Views |
June 17, 2017, 04:58:00 am by TIMBO |
|
|
|
5v rectifier on a 6v tap
Started by TIMBO |
13 Replies
6422 Views |
June 16, 2017, 05:50:23 am by TIMBO |
|
|
|
I am back after some hard times.
Started by NO_H2O |
7 Replies
3065 Views |
June 15, 2017, 08:49:07 am by ratgon |
|
|
|
Preamp problem
Started by chrisw |
8 Replies
2811 Views |
June 15, 2017, 03:31:23 am by chrisw |
|
|
|
7 Replies
4382 Views |
June 14, 2017, 10:25:38 pm by DummyLoad |
|
|
|
|
Blues Jr control panel overlay
Started by jeffs |
4 Replies
6081 Views |
June 14, 2017, 07:45:34 pm by jeffs |
|
|
|
16 Replies
4173 Views |
June 14, 2017, 06:40:08 pm by PRR |
|
|
|
|
Photo gallery
Started by phsyconoodler |
2 Replies
2151 Views |
June 14, 2017, 03:40:30 pm by Platefire |
|
|
|
23 Replies
8018 Views |
June 14, 2017, 12:20:48 am by super&plexi |
|
|
|
32 Replies
9318 Views |
June 13, 2017, 06:01:50 pm by Johntb |
|
|
|
|
6 Replies
3979 Views |
June 13, 2017, 12:58:34 pm by jonyoungyi |
|
|
|
|
Getting More treble out of a 5f2a
Started by makingnoise88 |
2 Replies
2470 Views |
June 12, 2017, 05:01:23 pm by pompeiisneaks |
|
|
|
26 Replies
5978 Views |
June 12, 2017, 03:05:42 pm by madnis |
|
|
|
|
26 Replies
9782 Views |
June 12, 2017, 08:43:56 am by shooter |
|
|
|
|
22 Replies
5876 Views |
June 12, 2017, 06:49:15 am by kagliostro |
|
|
|
|
Hoffman Fender Blues Junior Conversion
Started by dand |
9 Replies
3465 Views |
June 12, 2017, 06:34:05 am by EL34 |
|
|
|
OT question
Started by Johntb |
4 Replies
2242 Views |
June 11, 2017, 12:47:21 pm by Johntb |
|
|
|
Voltage filament Q
Started by dude |
9 Replies
2905 Views |
June 10, 2017, 08:50:03 pm by shooter |
|
|
|
larger output trans.
Started by okguitarman |
2 Replies
2002 Views |
June 10, 2017, 06:42:10 pm by okguitarman |
|
|
|
10 Replies
3283 Views |
June 10, 2017, 09:16:43 am by jjasilli |
|
|
|
|
Reverb tank matching
Started by hesamadman |
4 Replies
3201 Views |
June 10, 2017, 07:26:06 am by hesamadman |
|
|
|
Filmosound conversion....
Started by ratgon |
0 Replies
4993 Views |
June 09, 2017, 11:42:32 pm by ratgon |
|
|
|
breadboard fun.
Started by DummyLoad |
28 Replies
8140 Views |
June 09, 2017, 09:23:13 pm by DummyLoad |
|
|
|
promised files to Franco
Started by drgonzonm |
1 Replies
2100 Views |
June 09, 2017, 10:50:43 am by kagliostro |
|
|
|
49 Replies
27935 Views |
June 09, 2017, 09:05:59 am by jpdesroc |
|
|
|
|
Zenith OT wiring ??
Started by zapped |
5 Replies
2739 Views |
June 09, 2017, 08:27:45 am by shooter |
|
|
|
11 Replies
4093 Views |
June 08, 2017, 08:51:39 pm by punkykatt |
|
|
|
|
Fender Hot Rod Deluxe
Started by VladP |
1 Replies
2071 Views |
June 07, 2017, 12:30:09 pm by EL34 |
|
|
|
Graph of Gain from Input to PI Output
Started by jecars |
15 Replies
3885 Views |
June 06, 2017, 06:58:06 pm by jjasilli |
|
|
|
FAA teaching
Started by PRR |
7 Replies
3326 Views |
June 06, 2017, 12:06:21 pm by silverfox |
|
|
|
17 Replies
4563 Views |
June 05, 2017, 08:43:22 pm by DummyLoad |
|
|
|
|
Finished 5E3 for a friend.
Started by ratgon |
14 Replies
3204 Views |
June 05, 2017, 03:39:16 pm by jjasilli |
|
|
|
Hi-Fi amp question.
Started by ratgon |
40 Replies
8906 Views |
June 04, 2017, 09:01:34 pm by DummyLoad |
|
|
MOVED: FriedWoman Brown Eye
Started by sluckey |
0 Replies
1740 Views |
June 04, 2017, 08:03:45 am by sluckey |
|
|
|
Sluckey's AB763 Deluxe Lite Question
Started by dude |
9 Replies
3299 Views |
June 03, 2017, 05:33:13 pm by dude |
|
|
|
7 Replies
5732 Views |
June 03, 2017, 02:22:12 pm by kagliostro |
|
|
|
|
Princeton Reverb Volume issue - Help?
Started by Imntgrumpy |
10 Replies
3543 Views |
June 03, 2017, 10:11:10 am by HotBluePlates |
|
|
|
tapping neg. bias voltage
Started by dude |
18 Replies
4182 Views |
June 02, 2017, 11:40:02 pm by dude |
|
|
|
Adjustable Negative feedback
Started by pbman1953 |
3 Replies
3161 Views |
June 02, 2017, 02:00:16 pm by DummyLoad |
|
|
|
how not to build an amp?
Started by DummyLoad |
8 Replies
2983 Views |
June 01, 2017, 05:43:56 pm by DummyLoad |
|
|
|
Use 8417 instead of 6V6?
Started by pompeiisneaks |
16 Replies
6341 Views |
June 01, 2017, 03:59:33 pm by HotBluePlates |
|
|
|
Using a pot as a variable resisitor
Started by pbman1953 |
4 Replies
2314 Views |
June 01, 2017, 12:11:07 pm by pbman1953 |
|
|
|
11 Replies
3581 Views |
June 01, 2017, 09:44:33 am by shooter |
|
|
|
|
6EU7 to 12AX7 adaptor
Started by g-man |
4 Replies
4701 Views |
June 01, 2017, 06:32:02 am by g-man |
|
|
|
23 Replies
7363 Views |
May 31, 2017, 08:02:11 am by ylelevier77 |
|
|
|
98 Replies
24424 Views |
May 31, 2017, 08:00:17 am by pbman1953 |
|
|
|
|
*NEW* head cabs for Stout chassis
Started by SILVERGUN |
42 Replies
12610 Views |
May 30, 2017, 03:59:11 pm by Ed_Chambley |
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 |