Instruments and Amps

Everything that makes music, Especially including instrument amps.
C
Blues Jr mod disaster - help needed!
Replies
14
Views
3K
Gnobuddy
G
bendyha
Loud hum, and high AC at idle on one output tube.
Replies
26
Views
5K
baudouin0
B
A
Marshall 2525
Replies
9
Views
5K
Printer2
P
S
ECC99 Reverb Driver
Replies
2
Views
2K
Seabstudio
S
K
DIY All-in-one Experimental Amp
Replies
17
Views
4K
thoglette
thoglette
C
Perhaps the jankiest 6S33 idea ever (with MOT as output trafo)
Replies
9
Views
3K
Gnobuddy
G
T
Help with active mixer design using LND150
Replies
4
Views
2K
tristanc
T
T
Digital potentiometer for volume control
Replies
13
Views
8K
jan.didden
jan.didden
R
Oscillation in effect loop
Replies
22
Views
5K
thoglette
thoglette
cobretti
Marshall 2204
Replies
3
Views
2K
cobretti
cobretti
multi-volti
Sprague Vitamin Q p/n question & decoded ephemera
Replies
0
Views
2K
multi-volti
multi-volti
M
Marshall CODE 25 Fx Loop
Replies
8
Views
3K
JMFahey
JMFahey
D
Behringer A500 as a DIY project
Replies
225
Views
158K
ginetto61
G
R
Bias adjustment on an old hohner Orgaphon
Replies
4
Views
2K
Rose yeld
R
C
Output Transformer Primary Imbalance
Replies
8
Views
3K
Tubelab_com
Tubelab_com
V
100V amp to modifying 220V - Peavey 5150
Replies
15
Views
5K
JMFahey
JMFahey
jackinnj
Analog Devices Guitar Amplifier
Replies
31
Views
5K
Tubelab_com
Tubelab_com
G
  • Locked
Pioneer A-207 R rrset
Replies
1
Views
2K
Mooly
Mooly
L
Fender Pro Jr blowing fuses, output tube sparks
Replies
26
Views
4K
littlerepairshop
L
P
I got shocked from this old tube amp. What do I need to do to fix it?
Replies
44
Views
8K
edbarx
edbarx
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