The Workbench

Mods, amp repairs, tubes, maintenance, etc.
D
Does it look like fake ECC83 / 12AX7 Mullards?
2 3 4
Replies
65
Views
2K
Whatwhatringrang
Whatwhatringrang
felipevsw
[Troubleshooting] 2204 blowing fuse and smoking transformer(s) at high volumes
Replies
11
Views
458
Spanngitter
Spanngitter
Springfield Scooter
Oscilloscope?
Replies
17
Views
948
Jimi-C
Jimi-C
StraightToTheBar
8100 Valvestate poweramp failure
Replies
3
Views
190
StraightToTheBar
StraightToTheBar
ledvedder
Origin 20 Headfirst mod questions
Replies
0
Views
120
ledvedder
ledvedder
Eddie78
Marshall 9005 power amp knobs
Replies
0
Views
93
Eddie78
Eddie78
voilierbleu
EL34 on JCM900 5881
Replies
3
Views
210
voilierbleu
voilierbleu
G the wildman
Truss rod heaven
Replies
9
Views
329
Georgiatec
Georgiatec
TheOtherEric
Possible to replace bias caps without soldering on PCB? Or crazy talk?
Replies
12
Views
468
TheOtherEric
TheOtherEric
KraftyBob
Anyone Using a Klein MM700 DMM
Replies
5
Views
228
KraftyBob
KraftyBob
MPRawll
Ibanez TSA mods to be closer to a Fender Princeton tone
Replies
14
Views
4K
RyanV
RyanV
I
Made in Japan 12ax7/ECC83
Replies
0
Views
121
IANM
I
fitz
5010 Fried R19 - Help Please?
Replies
13
Views
392
johan.b
johan.b
Matthews Guitars
I want to fatten up the tone of my stock 2203.
4 5 6
Replies
109
Views
5K
jagrenet
jagrenet
S
Marshall voltage question
2
Replies
35
Views
1K
2L man
2
Ken Underwood
I have had my arm twisted
2
Replies
21
Views
8K
william vogel
william vogel
SwedishWings
Transformer inductance measurement
Replies
2
Views
161
SwedishWings
SwedishWings
Gene Ballzz
RoHS Enforcement and/or Compliance?
Replies
6
Views
284
neikeel
N
W
DSL-50 new caps time, anything else to look out for?
2
Replies
22
Views
1K
sroberts5150
sroberts5150
T
Questions concerning a 1981 JCM800 2204 with 6550 power tubes
Replies
1
Views
105
Jon Snell
Jon Snell
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