Welcome To the Hoffman Amplifiers ForumOctober 23, 2025, 12:39:15 pm | ||
Subject / Started by | Replies / Views | Last post ![]() |
||
---|---|---|---|---|
0 Members and 84 Guests are viewing this board. | ||||
![]() |
![]() |
Schematic capacitor value
Started by Skip Hagey |
21 Replies
5551 Views |
![]() by Skip Hagey |
![]() |
![]() |
Different Style of Layouts
Started by CanAmps |
14 Replies
4773 Views |
![]() by CanAmps |
![]() |
![]() |
New issues
Started by taylorc315 |
9 Replies
3265 Views |
![]() by EL34 |
![]() |
![]() |
And the troubleshooting begins
Started by rhubarb9999 |
2 Replies
1912 Views |
![]() by John |
![]() |
![]() |
38 Replies
11661 Views |
![]() by xm52 |
|
![]() |
![]() |
Talk about my grounding for a second
Started by hesamadman |
12 Replies
5289 Views |
![]() by sluckey |
![]() |
![]() |
1 Replies
2065 Views |
![]() by eleventeen |
|
![]() |
![]() |
Help with a Smoking Super Reverb
Started by macula56 |
12 Replies
4034 Views |
![]() by super&plexi |
![]() |
![]() |
1 Replies
2268 Views |
![]() by super&plexi |
|
![]() |
![]() |
Isolating input jacks
Started by dude |
6 Replies
10897 Views |
![]() by Willabe |
![]() |
![]() |
0 Replies
2147 Views |
![]() by kagliostro |
|
![]() |
![]() |
Tweaking cathodyne PI in Magnatone 260
Started by dinkotom |
2 Replies
1984 Views |
![]() by dinkotom |
![]() |
![]() |
Latest junk score
Started by eleventeen |
3 Replies
2214 Views |
![]() by MadMax |
![]() |
![]() |
6G8 capacitors and resistors list check
Started by uki |
16 Replies
5497 Views |
![]() by uki |
![]() |
![]() |
86 Special Duet
Started by adamG |
2 Replies
2564 Views |
![]() by adamG |
![]() |
![]() |
24 Replies
6818 Views |
![]() by Bill McKenna |
|
![]() |
![]() |
Plexi 50W with MV and PPMIV question
Started by Auke Jolman |
9 Replies
3967 Views |
![]() by Auke Jolman |
![]() |
![]() |
5e11 build
Started by Bugman3183 |
2 Replies
2281 Views |
![]() by Bugman3183 |
![]() |
![]() |
Help with this preamp schematic
Started by hesamadman |
9 Replies
5285 Views |
![]() by PRR |
![]() |
![]() |
Single-ended Class A Another Dilemma
Started by Crispy |
28 Replies
6475 Views |
![]() by shooter |
![]() |
![]() |
OT question
Started by dude |
7 Replies
2971 Views |
![]() by VMS |
![]() |
![]() |
211 Replies
42348 Views |
![]() by taylorc315 |
|
![]() |
![]() |
2 Replies
2088 Views |
![]() by tompagan123 |
|
![]() |
![]() |
1957 Vibrolux Tube Chart / Lookie This!
Started by plexi50 |
2 Replies
2242 Views |
![]() by plexi50 |
![]() |
![]() |
Problem with a AB763 build
Started by rutledj |
7 Replies
3201 Views |
![]() by Willabe |
![]() |
![]() |
Red Plating
Started by Jaymz77 |
0 Replies
1821 Views |
![]() by Jaymz77 |
![]() |
![]() |
Clipping/Distorting issue with new AC15 Build
Started by Evergreen |
15 Replies
5108 Views |
![]() by VMS |
![]() |
![]() |
4 Replies
2660 Views |
![]() by PRR |
|
![]() |
![]() |
Telefunken Date Code's
Started by plexi50 |
2 Replies
3318 Views |
![]() by plexi50 |
![]() |
![]() |
Power Amps.
Started by pinkphiloyd « 1 2 » |
59 Replies
14503 Views |
![]() by kagliostro |
![]() |
![]() |
5 Replies
2797 Views |
![]() by kagliostro |
|
![]() |
![]() |
Transformer Induced Hum
Started by hesamadman |
7 Replies
3322 Views |
![]() by alerich |
![]() |
![]() |
Phillips 10w PA Amp
Started by TIMBO |
5 Replies
2883 Views |
![]() by TIMBO |
![]() |
![]() |
6 Replies
3319 Views |
![]() by Fresh_Start |
|
![]() |
![]() |
Cathodyne PI question
Started by hesamadman |
3 Replies
2588 Views |
![]() by HotBluePlates |
![]() |
![]() |
Broken Vox ac50
Started by Mick-Dee |
4 Replies
3023 Views |
![]() by kagliostro |
![]() |
![]() |
3 Replies
2021 Views |
![]() by kagliostro |
|
![]() |
![]() |
Hoffman 5f2a Princeton question.
Started by Crispy |
5 Replies
2505 Views |
![]() by Crispy |
![]() |
![]() |
5E3 putting out 19 watts!?!?
Started by waldner |
16 Replies
6552 Views |
![]() by HotBluePlates |
![]() |
![]() |
32 Replies
8597 Views |
![]() by kagliostro |
|
![]() |
![]() |
6V6 Plexi Bias Adjustment
Started by GS1100 |
3 Replies
3515 Views |
![]() by tubeswell |
![]() |
![]() |
7 Replies
5046 Views |
![]() by Platefire |
|
![]() |
![]() |
6 Replies
3054 Views |
![]() by Willabe |
|
![]() |
![]() |
5F1 clone squeal
Started by zlanderous |
2 Replies
2595 Views |
![]() by shooter |
![]() |
![]() |
1 Replies
2101 Views |
![]() by ioplex |
|
![]() |
![]() |
5 Replies
2897 Views |
![]() by nateflanigan |
|
![]() |
![]() |
9 Replies
4512 Views |
![]() by kagliostro |
|
![]() |
![]() |
47 Replies
11297 Views |
![]() by guitylerham |
|
![]() |
![]() |
5e3 kit - 6v6 pin 1 to pin 8
Started by 6v6Pin1 |
2 Replies
2357 Views |
![]() by PRR |
![]() |
![]() |
'66 Reverberocket 7591 redplating
Started by firemedic |
8 Replies
3572 Views |
![]() by firemedic |
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 |