• 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
JojoD818
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What more do I need to know?
Replies
36
Views
6K
JojoD818
JojoD818
felixx
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schemes needed
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0
Views
1K
felixx
felixx
pedroskova
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voltage drop across a CCS...
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4
Views
3K
pedroskova
pedroskova
W
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CCS question
Replies
16
Views
4K
Brian Beck
Brian Beck
Lorne
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Melos GK-1 Tube Pre-amp Schematic needed ...
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5
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5K
johnrobey
J
Jaap
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ralph power pp amp with 807 ?
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11
Views
4K
Miles Prower
Miles Prower
T
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DC filament supply LC or CL
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1
Views
2K
amperex
A
Mr. Triatic
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El84 Pp
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11
Views
4K
Mr. Triatic
Mr. Triatic
A
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update to phillips sepp otl?
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2
Views
3K
tubetvr
tubetvr
C
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RE: RC-19 or RC-30
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6
Views
2K
Enzo
E
B
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Any leads on repairing a vintage Alamo Capri tube amp? >>
Replies
0
Views
3K
beady
B
J
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Has anyone built a PS like this?
Replies
5
Views
2K
Tubelab_com
Tubelab_com
M
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Help with a choke for first-time DIY...
Replies
9
Views
2K
SHiFTY
SHiFTY
rdf
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Grid Input Transformers
Replies
7
Views
2K
rdf
rdf
trancy
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tube stores in moscow
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1
Views
2K
padamiecki
P
Fuling
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Partial feedback DHP SE amp
Replies
21
Views
6K
mark_titano
M
H
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E235L tubes
Replies
1
Views
8K
PRR
PRR
trancy
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211 and 845
Replies
2
Views
3K
Tubelab_com
Tubelab_com
R
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How can I improve this tube amp (see pics)?
Replies
9
Views
2K
SY
SY
C
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Class A tube integrated circuit request
Replies
8
Views
3K
ckwong99
C
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