• 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
dsavitsk
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Basic Cathode Follower buffer
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11
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6K
fscarpa58
F
Klimon
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VT52: are the triode and pentode alike?
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4
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2K
Klimon
Klimon
T
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philips el6400 tubeamp
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7
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6K
Tekko
T
docali
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6H30 phono with passive RIAA
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27
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11K
ThorstenL
ThorstenL
georgehifi
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Tube Data needed please
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5
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2K
edl
edl
K
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5AR4/GZ34 GT Britain
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5
Views
3K
kusojiji
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wa2ise
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Another CD player DAC tube modification
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0
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3K
wa2ise
wa2ise
C
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12AX7 and 12AT7 numerical data
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4
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3K
cs
C
pingfloid
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I need help troubleshooting a EL84 push pull amp.
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7
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3K
SHiFTY
SHiFTY
P
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Help me!!! I need schematic of Pow-Amp using 6V6
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8
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3K
pioneervn
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A
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Source for common mode chokes
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7
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2K
rdf
rdf
A
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Patent applications of interest
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6
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2K
smoking-amp
smoking-amp
N
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DC/DC converter to power tube amp?
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2
Views
4K
PRR
PRR
C
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Filament Transformer
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1
Views
2K
PRR
PRR
F
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gi30, se pentode?
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1
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2K
Colt45
C
H
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1600v HT supply for scope.
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12
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4K
heater
H
G
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Any experience with Chinese 6N8P
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1
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6K
Colt45
C
S
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opt question
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6
Views
2K
photo_marc
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G
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Question about sub out on amp
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3
Views
1K
Sheldon
S
Guiness
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Joel's 6sn7 Round 2...
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23
Views
5K
kianbach
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