• 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
fdegrove
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6550 Users Beware...
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7
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2K
rdf
rdf
Shoog
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**** another unusual hum problem !!
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15
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4K
richwalters
richwalters
H
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what do you tube gurus think about this?
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19
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7K
hifi
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J
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surplus 12ax7a
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0
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2K
jaudio
J
N
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Quicksilver zener diode mod
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19
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5K
SY
SY
G
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power amp for small studio
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8
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2K
rcavictim
rcavictim
G
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Tube Nube - need advice on Scott LK150
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5
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12K
Tom Bavis
Tom Bavis
G
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Wanted-Assembly manual for Scott LK-150
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0
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GlassAudio
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C
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Technics SU-30A's schema???
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2
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3K
audiousername
audiousername
J
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Leak Stereo20 rebuild ?
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16
Views
4K
andyjevans
andyjevans
D
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Tungsram tube data
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3
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3K
audiousername
audiousername
cogsncogs
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JJ E34L failure(s)
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24
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9K
cogsncogs
cogsncogs
Sch3mat1c
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Tube PWM driver
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0
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3K
Sch3mat1c
Sch3mat1c
Trout
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Tube Manufactures Cross references
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4
Views
2K
fdegrove
fdegrove
Sch3mat1c
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Tube Drag Racing!
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9
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2K
Geek
Geek
R
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Bruce Moore "Companion" - Schematic
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2
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3K
ruangrit
R
D
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Tube multiplex adapter parts replacement
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2
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3K
DragonMaster
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L
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CT impedence mismatch?
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2
Views
2K
lpd
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Fuling
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OTL, quick `n dirty
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4
Views
3K
Sch3mat1c
Sch3mat1c
T
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humming from amplifier
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1
Views
2K
anatech
anatech
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