• 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
Windcrest77
Adopting 2A3-40 vs 2A3
Replies
3
Views
329
Tubelab_com
Tubelab_com
M
eBay / Ali Express volume control
Replies
3
Views
408
Diabolical Artificer
Diabolical Artificer
T
Röhre Telefunken RE034
Replies
4
Views
372
Fuling
Fuling
Bigun
A nice little valve amplifier
Replies
258
Views
72K
jhstewart9
jhstewart9
Wavebourn
6N23P/6N24P (6DJ8, ECC88): Soviet cheaters. :)
Replies
5
Views
639
Wavebourn
Wavebourn
F
Transformer Wiring Question
Replies
17
Views
694
dubadub
dubadub
valvemaniacuk
Transcendent Beast Jr with 6AS7G output stage
Replies
3
Views
445
KeesB
K
U
output transformer alternative Audio Innovations 1000 Mk3
Replies
19
Views
918
soulmerchant
soulmerchant
PerCarlin
Accepted valve tolerance?
Replies
7
Views
304
PerCarlin
PerCarlin
P
Bewitch KT88
Replies
325
Views
42K
SONDEKNZ
SONDEKNZ
T
DeForest DL5
Replies
21
Views
1K
toshiba_nz
T
C
6AF11 Input impedance question
Replies
14
Views
578
leadbelly
leadbelly
G
When was 6N1P first sold on the US market?
Replies
4
Views
396
GlowSignal
G
J
Switch for selecting speaker impedance output on output transformer
Replies
26
Views
2K
jazzzman
J
J
Need some loadline help
Replies
6
Views
301
Fuling
Fuling
Wgs57
Swapping Audio Coupling Capacitors in a Tube Amp
Replies
42
Views
2K
Wgs57
Wgs57
Dorin Bodea
Pre/headphone/amp, 3 in 1 spud, triode mode EL84-PHA
Replies
1
Views
300
Dorin Bodea
Dorin Bodea
merlin el mago
Golden Voice 300B
Replies
9
Views
1K
Michael C
M
C
Grounding In AIO Tube amp PCB
Replies
3
Views
293
Cooper60hz
C
SebastienL
45 French Connection
Replies
4
Views
670
SebastienL
SebastienL
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