Welcome To the Hoffman Amplifiers Forum
December 09, 2025, 07:33:30 am
Welcome To the Hoffman Amplifiers ForumDecember 09, 2025, 07:33:30 am | ||
| Subject / Started by | Replies / Views | Last post  |
||
|---|---|---|---|---|
| johncatoline13 and 137 Guests are viewing this board. | ||||
|
|
choke input power supply help
Started by jbrew73 |
9 Replies
5262 Views |
February 16, 2012, 05:56:31 amby jbrew73 |
|
|
|
9 Replies
5077 Views |
February 16, 2012, 05:45:24 am by John |
|
|
|
|
Theory behind PI problem(?)
Started by Geezer |
2 Replies
2711 Views |
February 15, 2012, 05:53:59 pm by Geezer |
|
|
|
Grounding questions
Started by 12AX7 |
1 Replies
3347 Views |
February 15, 2012, 05:21:37 pm by stratele52 |
|
|
|
19 Replies
7918 Views |
February 15, 2012, 10:06:56 am by Ed_Chambley |
|
|
|
|
help with new amp
Started by bnew63 |
14 Replies
5406 Views |
February 15, 2012, 09:07:34 am by Ed_Chambley |
|
|
|
Snake oil? or cork sniffing?
Started by tubeswell |
10 Replies
4420 Views |
February 15, 2012, 05:45:16 am by EL34 |
|
|
|
Doug's Board Material
Started by Ed_Chambley |
7 Replies
3712 Views |
February 15, 2012, 05:39:40 am by EL34 |
|
|
Green Bullet: EF86 + 5E3 in U.L. mode.
Started by chocopower |
44 Replies
17075 Views |
February 14, 2012, 08:12:15 pm by chocopower |
|
|
|
Voicing/Master Volume
Started by ajeffcote |
19 Replies
6713 Views |
February 14, 2012, 03:58:55 pm by ajeffcote |
|
|
|
72 plexi vol 1 comes on to loud
Started by redmojo |
14 Replies
4695 Views |
February 14, 2012, 04:21:43 am by Jennings |
|
|
|
SLOW DRIVE 84 PSU problem
Started by TIMBO |
8 Replies
3531 Views |
February 14, 2012, 12:47:29 am by TIMBO |
|
|
|
3 Replies
2303 Views |
February 12, 2012, 06:36:28 pm by Packerswin14 |
|
|
|
|
Need advice repairing SVT
Started by jeff |
8 Replies
3852 Views |
February 12, 2012, 02:14:05 pm by PRR |
|
|
|
7 Replies
5421 Views |
February 12, 2012, 08:43:42 am by jbrew73 |
|
|
|
|
TOS II LOOKIN GOOOOOOD,SOUNDIN GRRRR8
Started by TIMBO |
18 Replies
7011 Views |
February 12, 2012, 06:16:11 am by tubenit |
|
|
|
please help my JTM45
Started by kwm488 |
32 Replies
9590 Views |
February 11, 2012, 08:09:29 am by Ed_Chambley |
|
|
|
FUSE SIZE??
Started by TIMBO |
4 Replies
10651 Views |
February 11, 2012, 12:19:50 am by TIMBO |
|
|
|
melted heater wires
Started by thermion |
10 Replies
7348 Views |
February 10, 2012, 03:19:02 pm by HotBluePlates |
|
|
|
Bassman RI Experiance Anyone
Started by Ed_Chambley |
10 Replies
4364 Views |
February 10, 2012, 01:31:22 pm by Ed_Chambley |
|
|
|
Plate Load Resistors
Started by ajeffcote |
4 Replies
4383 Views |
February 10, 2012, 09:01:01 am by ajeffcote |
|
|
|
What's happening here?
Started by tubenit |
4 Replies
2598 Views |
February 09, 2012, 09:46:41 pm by PRR |
|
|
|
18 Replies
7385 Views |
February 09, 2012, 08:56:26 pm by HotBluePlates |
|
|
|
|
Mesa Boogie Maverick repair blues
Started by six el six |
13 Replies
8238 Views |
February 09, 2012, 06:22:48 pm by Jack1962 |
|
|
74 Replies
20986 Views |
February 09, 2012, 12:22:56 pm by quayhog |
|
|
|
|
Build Suggestions for Hammond 261G6 PT
Started by ncusack |
3 Replies
3384 Views |
February 09, 2012, 08:15:02 am by tubenit |
|
|
|
3 Replies
3120 Views |
February 08, 2012, 05:57:22 pm by jjasilli |
|
|
|
|
Mains socket polarity?
Started by 12AX7 |
3 Replies
3694 Views |
February 08, 2012, 03:23:08 pm by jjasilli |
|
|
|
5 Replies
3400 Views |
February 08, 2012, 11:29:24 am by zambo |
|
|
|
|
"dual rectifier"
Started by stingray_65 |
16 Replies
10782 Views |
February 08, 2012, 09:30:56 am by Jack1962 |
|
|
|
Curious phenomenon
Started by 12AX7 |
8 Replies
5032 Views |
February 07, 2012, 07:16:51 pm by stingray_65 |
|
|
|
OT for AB763
Started by duke of earl |
9 Replies
3851 Views |
February 07, 2012, 02:51:30 pm by duke of earl |
|
|
|
Loss of volume - Vox tube Berkeley
Started by klarsen01 |
2 Replies
2412 Views |
February 07, 2012, 02:15:31 am by jojokeo |
|
|
|
Ladies and Gents: The Blowhole
Started by Tsquared |
11 Replies
4352 Views |
February 06, 2012, 04:13:29 pm by jjackson7 |
|
|
|
Another take on the "HoSo" type amp
Started by CraigB |
13 Replies
5123 Views |
February 06, 2012, 05:13:28 am by arjepsen |
|
|
|
Proper grounding on vintage amps
Started by P Batty |
1 Replies
2900 Views |
February 05, 2012, 12:12:35 pm by John |
|
|
|
3 Replies
2664 Views |
February 05, 2012, 10:13:10 am by Colas LeGrippa |
|
|
|
|
Standel 25L15 and dual PI
Started by Baguette |
14 Replies
8313 Views |
February 05, 2012, 09:22:38 am by tdvt |
|
|
|
10 Replies
5775 Views |
February 04, 2012, 09:10:24 pm by jjasilli |
|
|
|
|
PENTODE/TRIODE SWITCH Question
Started by Otis |
2 Replies
3395 Views |
February 04, 2012, 11:31:31 am by PRR |
|
|
57 Replies
52032 Views |
February 04, 2012, 05:39:07 am by arjepsen |
|
|
|
|
Tapping dcv from filament supply
Started by dude |
6 Replies
4466 Views |
February 03, 2012, 09:21:03 pm by dude |
|
|
|
Wire wound R placebo effect?
Started by 12AX7 |
6 Replies
5230 Views |
February 03, 2012, 09:06:57 pm by PRR |
|
|
|
Tube Diode Question.....
Started by J Rindt |
3 Replies
2671 Views |
February 03, 2012, 09:05:51 pm by PRR |
|
|
|
Pedal Steel/4X6l6 amp recommendations?
Started by Tsquared |
7 Replies
3920 Views |
February 03, 2012, 08:15:00 pm by HotBluePlates |
|
|
Some Final ReVibe pics
Started by EL34 |
2 Replies
2682 Views |
February 03, 2012, 11:30:05 am by EL34 |
|
|
|
Kemper profiling amplifier
Started by TubeGeek |
12 Replies
5198 Views |
February 03, 2012, 05:28:26 am by macula56 |
|
|
|
Anti Humm for interconnected circuits
Started by kagliostro |
0 Replies
2378 Views |
February 02, 2012, 05:02:47 pm by kagliostro |
|
|
|
Add-A-Verb with tweed amp
Started by TubeGeek |
3 Replies
5244 Views |
February 02, 2012, 01:47:46 pm by TubeGeek |
|
|
|
A less toxic flux remover?
Started by 12AX7 |
17 Replies
8099 Views |
February 02, 2012, 10:43:03 am by phsyconoodler |
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 |