• 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
cbj591
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6V6 Hum Issues
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38
Views
7K
aardvarkash10
aardvarkash10
rongon
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Choosing grid leak resistor value -- partly subjective?
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6
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14K
DF96
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T
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Header bypass Cap?
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2
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1K
toufu
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W
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Why use a pre amplifier
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8
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4K
kevinkr
kevinkr
wrenchone
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Magnavox Console Amp Chassis
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10
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6K
wrenchone
wrenchone
M
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Microphonics 12AY7 v.s. 12AX7
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0
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1K
mashaffer
M
M
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Tweaking/correction question - Xindak MT-1 balance
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1
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3K
imnewbie
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A
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12B4 have a good sound ???
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16
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8K
aldovan
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B
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Tube lovers in Germany?
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0
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1K
bigjppop
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E
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6C33C distortion spectrum
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1
Views
1K
Michael Koster
Michael Koster
R
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Rosenblit 70w Mac amp
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2
Views
1K
rubofdagreen
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P
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Need opinions on boxing a dual mono line stage
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0
Views
909
phrarod
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Attempt at giving back: 6L6GC SE amplifier
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62
Views
13K
kegger
K
G
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50Wrms audio amplifier
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3
Views
1K
Wavebourn
Wavebourn
C
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transformer identification
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9
Views
3K
ChipTube
C
TheGimp
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THD, s/n and IM noisy measurements
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61
Views
10K
jackinnj
jackinnj
andyjevans
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Using the 7591 or 7868
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11
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9K
john29302
john29302
B
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Tube preamp build help-heaters
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15
Views
4K
Barrington
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R
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almarro OPT question
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1
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1K
vinylkid58
vinylkid58
G
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PL-519 Tube - Tell me more please...
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27
Views
16K
deltavektor
deltavektor
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