Welcome To the Hoffman Amplifiers Forum
August 29, 2026, 03:04:50 pm
Welcome To the Hoffman Amplifiers ForumAugust 29, 2026, 03:04:50 pm | ||
| Subject / Started by | Replies / Views | Last post  |
||
|---|---|---|---|---|
| 0 Members and 43 Guests are viewing this board. | ||||
|
|
new project 12AQ5 S.E.
Started by ALBATROS1234 |
27 Replies
11044 Views |
February 23, 2018, 11:02:09 pmby ALBATROS1234 |
|
|
55 Replies
22946 Views |
February 23, 2018, 08:12:37 pm by anton1117 |
|
|
|
swapping 5u4gb to gz34
Started by Pochie45566 |
6 Replies
6281 Views |
February 23, 2018, 02:42:32 pm by mresistor |
|
|
|
119 Replies
38123 Views |
February 23, 2018, 11:35:23 am by pompeiisneaks |
|
|
|
|
Ever Seen one of these Flip Flops?
Started by bnwitt |
5 Replies
4960 Views |
February 23, 2018, 11:23:53 am by bnwitt |
|
|
|
Stromberg Carlson monoblock
Started by Colas LeGrippa |
11 Replies
6975 Views |
February 22, 2018, 06:59:10 pm by PRR |
|
|
|
Fender - Model 26
Started by reddead83 |
7 Replies
7123 Views |
February 22, 2018, 05:47:41 pm by reddead83 |
|
|
|
AO-43 single channel vibrolux reverb
Started by Toxophilite |
5 Replies
5247 Views |
February 22, 2018, 05:26:00 pm by dude |
|
|
|
12 Replies
7481 Views |
February 22, 2018, 09:06:11 am by mresistor |
|
|
|
|
Few questions about stereo Plexi project
Started by Rp3703 |
8 Replies
5833 Views |
February 21, 2018, 10:11:38 pm by sluckey |
|
|
|
1969 Soundtronics M-A200A bias Wiring
Started by plexi50 |
8 Replies
5019 Views |
February 21, 2018, 07:36:53 pm by sluckey |
|
|
|
Parallel
Started by davidwpack |
4 Replies
4283 Views |
February 21, 2018, 07:26:04 pm by davidwpack |
|
|
|
4 Replies
5245 Views |
February 20, 2018, 12:01:34 pm by VMS |
|
|
|
|
2 Replies
4282 Views |
February 20, 2018, 10:35:40 am by sluckey |
|
|
|
|
Regal Model 500
Started by Toxophilite |
16 Replies
11042 Views |
February 19, 2018, 09:17:33 pm by Toxophilite |
|
|
|
Substituting 12AX7 for 6SF5
Started by Apexelectric |
24 Replies
10770 Views |
February 19, 2018, 09:07:15 pm by sluckey |
|
|
|
First power on question.
Started by chocopower |
3 Replies
4121 Views |
February 19, 2018, 05:51:40 pm by kagliostro |
|
|
|
Time to Build Another - Revibe !!!!!!
Started by Blind Lemon |
2 Replies
4037 Views |
February 19, 2018, 03:36:28 pm by Blind Lemon |
|
|
|
5 Replies
6679 Views |
February 19, 2018, 05:51:10 am by plumcrazyfx |
|
|
|
|
Supply Voltage Switching Question
Started by a90s2cs |
5 Replies
4780 Views |
February 18, 2018, 09:51:13 pm by a90s2cs |
|
|
|
Ugly stereo amp (in progress)
Started by 92Volts |
16 Replies
8594 Views |
February 18, 2018, 07:54:35 pm by PRR |
|
|
|
Neat Little Amp
Started by TIMBO |
3 Replies
4818 Views |
February 18, 2018, 07:10:32 pm by Ritchie200 |
|
|
|
8908 power tubes
Started by Colas LeGrippa |
17 Replies
13971 Views |
February 18, 2018, 04:23:29 pm by kagliostro |
|
|
|
Adding a second channel
Started by dunner84 |
18 Replies
7352 Views |
February 18, 2018, 02:08:46 pm by dunner84 |
|
|
|
avoiding inrush
Started by shooter |
9 Replies
6089 Views |
February 18, 2018, 10:17:07 am by shooter |
|
|
|
5 Replies
5595 Views |
February 17, 2018, 11:54:28 pm by ALBATROS1234 |
|
|
|
|
5E3 want more headroom - GZ31 and 2 6L6s?
Started by leevc5 |
7 Replies
5524 Views |
February 17, 2018, 06:36:17 pm by tubeswell |
|
|
|
Heater wire power tube Conundrum
Started by capmando |
7 Replies
5675 Views |
February 16, 2018, 11:58:27 pm by capmando |
|
|
|
Blackface Amp (HSCDR)
Started by purpletele |
1 Replies
4083 Views |
February 16, 2018, 06:16:41 pm by mresistor |
|
|
|
7 Replies
8091 Views |
February 16, 2018, 03:55:44 pm by Garrett335 |
|
|
|
|
1971 Plush 1060s problem.
Started by 404notfound |
4 Replies
6571 Views |
February 16, 2018, 02:03:44 pm by PRR |
|
|
|
filament wiring
Started by dude |
3 Replies
4827 Views |
February 16, 2018, 01:53:45 pm by dennyg |
|
|
|
observation explanation please
Started by dennyg |
17 Replies
6680 Views |
February 16, 2018, 09:18:01 am by sluckey |
|
|
|
Marshall ish build issues
Started by Captain chunkulus « 1 2 » |
65 Replies
21526 Views |
February 16, 2018, 08:51:39 am by Captain chunkulus |
|
|
|
Higher Wattage Amp in Stout Chassis
Started by Ledzepp007 |
4 Replies
4674 Views |
February 16, 2018, 06:00:39 am by Ed_Chambley |
|
|
|
1 Replies
4446 Views |
February 16, 2018, 01:08:51 am by PRR |
|
|
|
|
Custom Cab
Started by daveneary |
3 Replies
4415 Views |
February 15, 2018, 04:55:11 pm by daveneary |
|
|
|
Princeton Rev. Bias Circuit problem
Started by mresistor |
2 Replies
4621 Views |
February 15, 2018, 04:03:52 pm by mresistor |
|
|
|
Another DeLuxe
Started by 2deaf |
11 Replies
6957 Views |
February 15, 2018, 01:34:59 pm by VMS |
|
|
|
9 Replies
7854 Views |
February 15, 2018, 01:17:05 pm by VMS |
|
|
|
|
10 Replies
7261 Views |
February 15, 2018, 12:19:37 pm by mresistor |
|
|
|
|
Grid stopper or coupling cap?
Started by ALBATROS1234 |
2 Replies
4596 Views |
February 14, 2018, 02:02:48 pm by jojokeo |
|
|
|
Hoffman Princeton reverb rectifier help
Started by Paulycoo |
2 Replies
4181 Views |
February 14, 2018, 01:48:12 pm by Paulycoo |
|
|
|
114 Replies
36660 Views |
February 14, 2018, 09:28:13 am by Willabe |
|
|
|
|
5 Replies
5722 Views |
February 13, 2018, 11:11:25 pm by dr.earlfunkton |
|
|
|
|
Blues Jr Conversion Line Out
Started by HARodgers |
3 Replies
5494 Views |
February 13, 2018, 10:29:09 pm by 2deaf |
|
|
|
Wrong e-caps or not ??
Started by kagliostro |
5 Replies
4982 Views |
February 13, 2018, 12:08:53 pm by kagliostro |
|
|
|
4 Replies
5799 Views |
February 13, 2018, 06:17:19 am by Diverted |
|
|
|
|
Fender 6G14-A with harmonic tremolo
Started by guitardude57 |
6 Replies
5518 Views |
February 13, 2018, 03:43:57 am by sluckey |
|
|
|
Preamp Sag Dilemma
Started by zendragon63 |
9 Replies
5938 Views |
February 12, 2018, 10:09:28 pm by zendragon63 |
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 |