• 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
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6bx7
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Miles Prower
Miles Prower
directdriver
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VTL hum
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23
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Zen Mod
Zen Mod
Troncones
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Can I use a 12AX7 with CT 6.3V?
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quikie22
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How can I make a DIY AC probe for my DMM
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19
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phrarod
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jackinnj
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Improve this SP-11 HV supply?
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7
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jackinnj
jackinnj
M
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EL84 plate voltage.
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5
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jjman
J
aardvarkash10
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woohoo! RDH4!!!
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20
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HollowState
HollowState
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Transformers in series OK?
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bob91343
B
C
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PSUDII Question
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DF96
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Troncones
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Russian 6CA4/EZ81 Equivalent?
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Leonid
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Troncones
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Use CL-90 to slow 5Y3?
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7
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Troncones
Troncones
Z
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30W triode?
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47
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cjcc67
C
FullRangeMan
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Toroidal Output Transformer
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11
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FullRangeMan
FullRangeMan
rknize
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EH KT88 Glowing Welds?
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nic6paul
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Amp build recomendation.. for Frazier model sevens
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1
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taj
taj
h00hbt
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Interesting video from the production of KR tubes
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12
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Wavebourn
Wavebourn
M
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SE output transformer DIY
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3
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mars2
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T
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Gassy WE 300b
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11
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2K
toprepairman
T
rvrazvan
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Parafeeding an EL84 SE(T)
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3
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rvrazvan
rvrazvan
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how to adjust the filament power ecc83
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10
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DF96
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