• 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
S
How to model a single-ended output transformer in LTspice?
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9
Views
2K
Ite
I
S
What's the issue in this 300B amp LTspice simulation
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0
Views
331
sealand1
S
P
Valve PA amplifier - what to do with it?
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165
Views
6K
peacocksuit
P
Y
Riddle me this...
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68
Views
4K
Markw4
M
S
Cayin MT-12N-EL84H Opinions
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7
Views
3K
ELOMCBO
E
doctor underhill
where should i wire in a power indicator lamp on my Bell Air project amp
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5
Views
358
67339
6
P
Croft Vitale transformer identification
Replies
29
Views
1K
Pioneer44
P
P
Audio Note kit 1 SE amplifier
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9
Views
1K
popa marius
P
Simonism
Tubelab SPP - Bias of 12AT7 Phase Splitter?
Replies
60
Views
4K
jcalvarez
jcalvarez
dubadub
Why am I getting very little sound from this EL84 P-P amp?
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87
Views
4K
wg_ski
W
N
0.68uf paper oil caps any use in audio?
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10
Views
918
buffstereo1
B
M
OPT unbalance
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32
Views
1K
6A3sUMMER
6
P
6V6 housing material
Replies
7
Views
633
Sorento
Sorento
H
EL82 - PL82 PP amplifier
Replies
34
Views
12K
csongore
csongore
DrJPacker
Dared MC-7P Blown resistors help
Replies
19
Views
499
rayma
rayma
S
Eastern Electric Phono preamp
Replies
0
Views
323
smype
S
Bigun
Yukon Gold - a spud amp
Replies
113
Views
34K
indr
indr
ElArte
Can you identify this 6SN7 / 300B circuit?
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50
Views
4K
ElArte
ElArte
B
Heater-Cathode Voltage
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17
Views
14K
THD+N
THD+N
P
DC voltage on Triode grid
Replies
40
Views
2K
6A3sUMMER
6
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