• WARNING: Tube/Valve amplifiers use potentially LETHAL HIGH VOLTAGES.
    Building, troubleshooting and testing of these amplifiers should only be
    performed by someone who is thoroughly familiar with
    the safety precautions around high voltages.

Tubes / Valves

All about our sweet vacuum tubes :) Threads about Musical Instrument Amps of all kinds should be in the Instruments & Amps forum
Jaytor
Allen Wright's Tube Preamp Cookbook
Replies
31
Views
5K
EC8010
EC8010
Citizen124032
Tube specs variation %
Replies
27
Views
1K
Citizen124032
Citizen124032
DrDyna
MosFET in driver tube cathode?
Replies
20
Views
828
DrDyna
DrDyna
S
RCA SA-1000 bridging amplifier
Replies
15
Views
559
silvaup4
S
J
Bill Beard BB101 - Service Manual
Replies
0
Views
144
jospt
J
G
KT88 + 6SL7 Single Ended Schematic Info Needed
Replies
9
Views
2K
kubrock
K
F
Plate transformer that doesn’t vibrate?
Replies
27
Views
805
nerdorama
nerdorama
tbaashus
Vincent TAC EL34 amplifier repair
Replies
3
Views
283
grovergardner
G
50AE
Alkyd varnishes for transformers: specialized vs regular boat varnish
Replies
33
Views
3K
wrenchone
wrenchone
Bigun
Build of Kondo M7 -> Kondo-Ashizawa M7H -> G-1000 & GE-10 upgrade
Replies
156
Views
22K
Bigun
Bigun
edwardjurich
Alpha Potentiometers
Replies
19
Views
887
moggi1964
moggi1964
T
Question about impedance matching
Replies
3
Views
230
Tubenstein
T
PKI
What tube socket for 845 tube
Replies
11
Views
496
pjanda1
pjanda1
Q
Will match tubes still be matched after use?
Replies
5
Views
245
waltube
waltube
L
6AK5 amplifier as add-on for digital oscilloscope
Replies
14
Views
671
as_audio
A
Raccoon1400
Pepco Paul Guitar Amp AC wiring
Replies
23
Views
766
Mark Tillotson
M
tonescout
Cathode bypass calculator help
Replies
103
Views
4K
Chris Hornbeck
Chris Hornbeck
Y
Strange voltages inside amplifier
Replies
11
Views
582
KeesB
K
B
Model Paint version for rectifier spice modeling
Replies
6
Views
323
Bluesystems
B
mbrennwa
Coleman DHT design that allows multiple regulators off the same DC source
Replies
13
Views
2K
mbrennwa
mbrennwa
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