Welcome To the Hoffman Amplifiers Forum
March 13, 2026, 12:59:57 am
Welcome To the Hoffman Amplifiers ForumMarch 13, 2026, 12:59:57 am | ||
| Subject / Started by | Replies / Views | Last post  |
||
|---|---|---|---|---|
| 0 Members and 86 Guests are viewing this board. | ||||
|
|
Modding pwr amp
Started by rzenc |
3 Replies
4389 Views |
October 22, 2010, 11:32:10 amby FYL |
|
|
|
Another Magnatone M10A / Reverb Problem
Started by plexi50 |
4 Replies
4401 Views |
October 21, 2010, 05:37:00 pm by plexi50 |
|
|
Rumble's 1/3rd watter
Started by rumble |
46 Replies
22695 Views |
October 21, 2010, 02:55:39 pm by jojokeo |
|
|
|
17 Replies
9151 Views |
October 20, 2010, 11:40:17 pm by eleventeen |
|
|
|
|
Mesa Nomad 45 Output Transformer.
Started by Dave |
5 Replies
6506 Views |
October 20, 2010, 06:30:29 pm by Dave |
|
|
|
question fo Sluckey
Started by phsyconoodler |
2 Replies
3493 Views |
October 20, 2010, 01:28:12 pm by phsyconoodler |
|
|
|
2 Replies
3948 Views |
October 20, 2010, 11:26:34 am by bruno |
|
|
|
|
Bright Switch issue on Super Reverb
Started by SleepLess |
5 Replies
5372 Views |
October 20, 2010, 10:29:21 am by SleepLess |
|
|
|
Reusable turrets
Started by FYL |
16 Replies
7101 Views |
October 20, 2010, 09:17:41 am by kagliostro |
|
|
|
10 Replies
6426 Views |
October 20, 2010, 12:17:54 am by Shrapnel |
|
|
|
|
Tube parametric / graphic EQ
Started by joelap |
4 Replies
7347 Views |
October 19, 2010, 10:23:19 pm by joelap |
|
|
|
dumb question of the day
Started by phsyconoodler |
3 Replies
4424 Views |
October 19, 2010, 06:34:13 pm by phsyconoodler |
|
|
|
2 Replies
4241 Views |
October 19, 2010, 12:33:50 pm by tubeswell |
|
|
|
MOVED: tube effects loop on board
Started by tubenit |
0 Replies
3690 Views |
October 19, 2010, 05:34:53 am by tubenit |
|
|
|
Princeton Reverb - PI Distortion?
Started by Fresh_Start |
16 Replies
13768 Views |
October 18, 2010, 10:22:08 pm by Fresh_Start |
|
|
|
Revibe Board
Started by GrungeMan |
5 Replies
5059 Views |
October 18, 2010, 06:06:50 pm by GrungeMan |
|
|
|
12AX7 and 12AY7 12 volt heater
Started by 67polara |
10 Replies
8393 Views |
October 18, 2010, 03:25:07 pm by HotBluePlates |
|
|
|
BOGNER ALCHEMIST/ Thermal PT Fuse
Started by plexi50 |
8 Replies
7631 Views |
October 18, 2010, 01:58:52 pm by plexi50 |
|
|
|
No Vibrato 1977 Twin Reverb / UPDATE:
Started by plexi50 |
6 Replies
5062 Views |
October 17, 2010, 09:13:20 pm by duke of earl |
|
|
|
regulated 12vdc on 6vac heaters?
Started by rdrgtr |
9 Replies
13004 Views |
October 17, 2010, 09:37:45 am by LooseChange |
|
|
|
Which 12AX7?
Started by knotscott |
3 Replies
4214 Views |
October 16, 2010, 03:33:09 pm by zendragon63 |
|
|
|
Low output on 5E3
Started by allaboutone |
4 Replies
4369 Views |
October 16, 2010, 02:01:12 pm by mresistor |
|
|
|
PT primary confusion
Started by dynaman1 |
2 Replies
3917 Views |
October 16, 2010, 10:59:03 am by dynaman1 |
|
|
|
5F6-A decopling and main filter stage
Started by Bub |
15 Replies
9307 Views |
October 15, 2010, 03:54:09 pm by FYL |
|
|
|
12 Replies
23706 Views |
October 15, 2010, 03:46:59 pm by tubeswell |
|
|
|
|
9 Replies
6427 Views |
October 15, 2010, 10:21:22 am by Tone Junkie |
|
|
|
|
Power Transformer Question
Started by TIMBO |
0 Replies
3736 Views |
October 15, 2010, 03:23:32 am by TIMBO |
|
|
|
Help with 100 watt Marshall 2210 PT
Started by chabby-ao |
30 Replies
15182 Views |
October 14, 2010, 03:23:37 pm by phsyconoodler |
|
|
|
25 Replies
15236 Views |
October 14, 2010, 01:28:23 pm by eleventeen |
|
|
|
|
New amp, retro style
Started by Madison |
14 Replies
6958 Views |
October 13, 2010, 09:45:40 pm by billcreller |
|
|
|
Schematic for AB 763 foot switches?
Started by zfiles1701 |
8 Replies
5294 Views |
October 13, 2010, 07:15:21 pm by zfiles1701 |
|
|
|
1N4007 vrs. UF4007 fast diode
Started by rdrgtr |
9 Replies
32612 Views |
October 13, 2010, 06:43:59 am by FYL |
|
|
|
Tremolo not working anymore on SR...
Started by SleepLess |
13 Replies
7837 Views |
October 13, 2010, 02:12:45 am by SleepLess |
|
|
|
Substitute 6V6s for 6L6s?
Started by firemedic |
5 Replies
5346 Views |
October 12, 2010, 10:03:24 pm by Tiny_Daddy |
|
|
|
24 Replies
14063 Views |
October 12, 2010, 08:50:12 pm by woolly |
|
|
|
|
Reverb Problem 1977 Twin Reverb
Started by plexi50 |
2 Replies
3464 Views |
October 12, 2010, 03:55:33 pm by plexi50 |
|
|
|
11 Replies
5596 Views |
October 12, 2010, 02:43:15 pm by musicfixerupper |
|
|
|
|
Build #2 5F6-A PT and OT options
Started by Bub |
3 Replies
4183 Views |
October 12, 2010, 08:17:56 am by Bub |
|
|
|
6 Replies
5793 Views |
October 11, 2010, 04:46:42 pm by G._Hoffman |
|
|
|
|
I need a great harp amp design
Started by 67polara |
4 Replies
4803 Views |
October 11, 2010, 11:22:24 am by bigdaddy |
|
|
|
linear pots and audio taper pots
Started by 67polara |
10 Replies
11156 Views |
October 11, 2010, 09:30:09 am by simonallaway |
|
|
|
filter cap value for tube rectifier
Started by rdrgtr |
8 Replies
5858 Views |
October 10, 2010, 02:47:03 pm by eleventeen |
|
|
|
18 Replies
8826 Views |
October 09, 2010, 07:09:02 pm by jeff |
|
|
|
|
Firefly Clone Build
Started by shortfuse |
38 Replies
20987 Views |
October 09, 2010, 06:01:29 pm by shortfuse |
|
|
|
GZ37 max capacitance?
Started by firemedic |
5 Replies
6730 Views |
October 09, 2010, 03:15:18 pm by firemedic |
|
|
|
4 Replies
9024 Views |
October 09, 2010, 01:19:28 pm by eleventeen |
|
|
|
|
Phase shift between preamp and PI?
Started by chip |
1 Replies
3651 Views |
October 09, 2010, 11:02:17 am by sluckey |
|
|
|
zener diodes for voltage drop
Started by rdrgtr |
4 Replies
7085 Views |
October 09, 2010, 09:02:29 am by Fresh_Start |
|
|
|
Improving a Deluxe Reverb
Started by fiftynine |
19 Replies
13885 Views |
October 09, 2010, 08:39:15 am by alerich |
|
|
|
Feedback question...
Started by Ritchie200 |
1 Replies
3252 Views |
October 09, 2010, 06:18:07 am by Geezer |
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 |