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JohnRoberts
  • Sticky
Analog Theory & Design reference books
3 4 5
Replies
81
Views
19K
Dualflip
Dualflip
rock soderstrom
Current in production 6072/ 12AY7 tubes
2
Replies
28
Views
5K
TLRT
T
W
Capacitance multiplier: which Darlington to choose?
6 7 8
Replies
148
Views
3K
JohnRoberts
JohnRoberts
dustbro
Fairchild 661tl Gate... convert to Compressor?
2
Replies
32
Views
12K
Noth
N
Zhyyra
LA-2A design with 48v phantom power.
Replies
5
Views
157
Zhyyra
Zhyyra
P
Is it possible to mod a direct out/insert from pre-EQ to post-EQ in a mini mixer?
Replies
5
Views
175
JohnRoberts
JohnRoberts
F
Sonic differences between Telefunken M15 and M15A.
Replies
1
Views
85
Gold
Gold
thor.zmt
Theory, Practice and Sexlife of the "Reflected Plate Amplifier" Hybrid, low Voltage Tube circuit
3 4 5
Replies
95
Views
4K
Yash
Y
finbase
GSSL input and output transformers question...
Replies
8
Views
4K
gyraf
gyraf
M
Softstart for variac
2
Replies
37
Views
2K
mikeyB
M
J
Which Capacitors for Audio?
3 4 5
Replies
97
Views
36K
thor.zmt
thor.zmt
AUDIO FREQ
Can anyone explain what is going on here with the modification?
Replies
2
Views
151
living sounds
L
B
600 Ohm inputs
2 3 4
Replies
64
Views
18K
AUDIO FREQ
AUDIO FREQ
A
Phantom protection for transformerless output single supply project
Replies
10
Views
258
atavacron
A
I
Counterpoint SA20 Tube-MOSFET Hybrid Amp Restoration - Help please!
Replies
0
Views
61
Ivan K.
I
Spencerleehorton
Nobel Bass Di clone or Alembic F2-B?
2 3
Replies
47
Views
2K
Spencerleehorton
Spencerleehorton
CJ
6N1P Bass DI - Revisited
5 6 7
Replies
134
Views
27K
Spencerleehorton
Spencerleehorton
P
Dumble inspired Fender Champ build
Replies
5
Views
313
Potato Cakes
P
A
Ground Loops in PCB design
2 3 4
Replies
62
Views
8K
PureBasic
PureBasic
B
PCB ground planes
3 4 5
Replies
94
Views
4K
abbey road d enfer
A
A
Paralleled swinging op amp
2 3 4
Replies
62
Views
2K
Dualflip
Dualflip

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