Welcome To the Hoffman Amplifiers Forum
April 25, 2026, 07:37:33 am
Welcome To the Hoffman Amplifiers ForumApril 25, 2026, 07:37:33 am | ||
| Subject / Started by | Replies / Views | Last post  |
||
|---|---|---|---|---|
| 0 Members and 14 Guests are viewing this board. | ||||
|
|
3 Replies
1653 Views |
January 18, 2026, 04:12:30 pmby acheld |
|
|
|
|
Help with new build: Vibrolux Reverb
Started by ratgon |
8 Replies
2164 Views |
January 17, 2026, 04:14:55 pm by RoadShow |
|
|
|
Revibe No Reverb Questiom
Started by jazjamr |
1 Replies
1322 Views |
January 17, 2026, 08:56:24 am by jazjamr |
|
|
|
5 Replies
2371 Views |
January 16, 2026, 07:25:53 am by markmalin |
|
|
|
|
4 Replies
1445 Views |
January 15, 2026, 03:25:26 pm by passaloutre |
|
|
|
|
7 Replies
1914 Views |
January 15, 2026, 09:41:11 am by SEL49 |
|
|
|
|
21 Replies
5483 Views |
January 15, 2026, 07:20:30 am by ToneJunkie |
|
|
|
|
10 Replies
3063 Views |
January 14, 2026, 06:03:11 pm by markmalin |
|
|
|
|
Traynor DarkHorse 15H Tonestacks
Started by Boots Deville |
6 Replies
7466 Views |
January 14, 2026, 10:25:57 am by severthee |
|
|
|
Ab763 V3 issue
Started by hmontgomery |
11 Replies
1772 Views |
January 13, 2026, 11:00:09 pm by hmontgomery |
|
|
|
2 Replies
1199 Views |
January 13, 2026, 12:27:01 pm by pbman1953 |
|
|
|
NEW Bass Pre-amp Build HPF/Compressor
Started by Wardy |
29 Replies
12425 Views |
January 13, 2026, 03:21:49 am by Wardy |
|
|
|
16 Replies
2776 Views |
January 12, 2026, 08:49:53 pm by smackoj |
|
|
|
|
AC15 clone cathode resistor question
Started by Big_Mike |
9 Replies
2206 Views |
January 12, 2026, 03:32:16 am by Merlin |
|
|
|
5 Replies
1632 Views |
January 11, 2026, 02:43:28 pm by Lectroid |
|
|
|
|
Changing tone stack sanity check
Started by uki |
4 Replies
1558 Views |
January 10, 2026, 01:55:09 pm by SEL49 |
|
|
|
5 Replies
2237 Views |
January 09, 2026, 08:28:43 pm by glass54 |
|
|
|
|
Dark half-power Hoffman AC30
Started by MORE_Guitar_Solos |
23 Replies
5199 Views |
January 08, 2026, 10:57:44 pm by Big_Mike |
|
|
|
Blues Jr. Rectifier Diode Question.
Started by Thisismyname |
5 Replies
1851 Views |
January 08, 2026, 11:37:40 am by acheld |
|
|
|
2 Replies
1426 Views |
January 06, 2026, 05:55:23 pm by whoops |
|
|
|
|
Benson Monarch Reverb tone switch
Started by Diverted |
2 Replies
1370 Views |
January 06, 2026, 04:39:21 pm by Diverted |
|
|
|
8 Replies
2268 Views |
January 06, 2026, 12:56:45 pm by astronomicum |
|
|
|
|
Dumb biasing question
Started by Lectroid |
8 Replies
2287 Views |
January 06, 2026, 11:03:10 am by shooter |
|
|
|
1 Replies
1319 Views |
January 05, 2026, 12:58:55 pm by pdf64 |
|
|
|
|
7 Replies
2328 Views |
January 04, 2026, 06:00:41 pm by roarshock |
|
|
|
|
8 Replies
2157 Views |
January 04, 2026, 03:16:08 pm by wsscott |
|
|
|
|
7 Replies
1888 Views |
January 03, 2026, 04:32:34 pm by jjasilli |
|
|
|
|
4 Replies
1433 Views |
January 03, 2026, 03:30:24 pm by kagliostro |
|
|
|
|
AC15 clone using Hoffman AC30 layout
Started by Big_Mike |
4 Replies
2243 Views |
January 03, 2026, 11:22:30 am by Big_Mike |
|
|
|
15 Replies
2223 Views |
January 02, 2026, 07:20:07 pm by AlNewman |
|
|
|
|
18watt stout in AO35 chassis
Started by dmp |
20 Replies
5359 Views |
January 02, 2026, 11:50:28 am by Lectroid |
|
|
|
Filmosound 385 tone stack mod question
Started by markmalin |
14 Replies
2878 Views |
January 02, 2026, 09:33:57 am by markmalin |
|
|
|
Vox AC30/6 Tremolo Woes c.1960
Started by misterc57 |
4 Replies
1757 Views |
January 02, 2026, 08:10:51 am by misterc57 |
|
|
|
30 Replies
17900 Views |
January 01, 2026, 10:28:02 pm by Redwood |
|
|
|
|
Fitting higher value PSU filter caps
Started by Yosser |
6 Replies
1771 Views |
January 01, 2026, 09:13:02 pm by HotBluePlates |
|
|
|
Peavey Mace c.1977 120 Cycle Hum
Started by misterc57 |
0 Replies
1225 Views |
January 01, 2026, 01:21:06 pm by misterc57 |
|
|
|
What to do with a spare 100k pot?
Started by Jennings |
5 Replies
1685 Views |
January 01, 2026, 07:26:21 am by Jennings |
|
|
|
THE HOWLER
Started by TIMBO |
1 Replies
1882 Views |
December 30, 2025, 08:55:09 pm by TIMBO |
|
|
|
Valco Early Model 1215 Voltages
Started by W5FH |
2 Replies
1494 Views |
December 30, 2025, 06:35:21 pm by W5FH |
|
|
|
9 Replies
1788 Views |
December 30, 2025, 01:52:07 pm by astronomicum |
|
|
|
117 Replies
18965 Views |
December 29, 2025, 07:05:57 pm by waldner |
|
|
|
|
5 Replies
2087 Views |
December 28, 2025, 02:19:18 pm by HotBluePlates |
|
|
|
|
AC15 combo chassis
Started by Big_Mike |
1 Replies
1453 Views |
December 27, 2025, 04:34:52 pm by bmccowan |
|
|
|
5e9 Layout with 12DW7 Reverb
Started by J3ona1 |
18 Replies
2188 Views |
December 27, 2025, 12:38:20 pm by tubeswell |
|
|
|
Tube Bias with a hum after effect
Started by pbman1953 |
1 Replies
1457 Views |
December 27, 2025, 11:50:28 am by tubeswell |
|
|
|
PT safety margin?
Started by Lectroid |
4 Replies
1681 Views |
December 25, 2025, 10:24:50 am by Lectroid |
|
|
|
Pro Junior Hoffman kit
Started by RTL |
8 Replies
2062 Views |
December 24, 2025, 03:47:38 pm by RTL |
|
|
|
8 Replies
2050 Views |
December 24, 2025, 01:39:26 pm by pbman1953 |
|
|
|
|
Not your usual grounding question . . .
Started by acheld |
3 Replies
1550 Views |
December 23, 2025, 02:07:46 pm by acheld |
|
|
|
Important grounding question
Started by chaf87 |
5 Replies
2042 Views |
December 23, 2025, 11:34:21 am by pdf64 |
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 |