• 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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How to chose the right choke
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7
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3K
Jeb-D.
Jeb-D.
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Suggestion on the input transformer for tube preamp
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3
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6K
NickC
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aletheian
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HELP! Cathode bypass caps keep going...
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13
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aletheian
aletheian
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Best Operating point for a 2A3?
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10
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13K
arnoldc
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leadbelly
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Are there techniques for triode-strapping on the fly?
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4
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2K
DigitalJunkie
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sylvania & GE tubes
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5
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2K
Eli Duttman
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Replacing cathode resistors of Aikido 1st stage (or other SRPP circuit) with chokes
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1
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3K
kevinkr
kevinkr
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Need help with preamp
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0
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1K
Maroonedwizard
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Best price for tube output and power transformers ?
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1
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2K
Geek
Geek
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SE Amplifier
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2
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2K
kmtang
kmtang
Trout
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Pulsating Glow
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37
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6K
Trout
Trout
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transformer
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5
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2K
udtman
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Regulated B+ supplies (using tubes)
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13
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7K
Tubes4e4
Tubes4e4
sorenj07
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20W PP Choke PSU Question
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0
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2K
sorenj07
sorenj07
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First Post - Hum on 5687 Pre-amp
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31
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8K
etch
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Tube pre-amplifier PSU
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10
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3K
Sheldon
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J
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Feedback on Thorsten's legacy "universal dht" amp
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2
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3K
kstagger
kstagger
V
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a quiz about AC power
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75
Views
12K
AudioFreak
AudioFreak
croccodillo
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All tube CCS
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7
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2K
Shoog
Shoog
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Aikido and output transformer
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31
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9K
Sheldon
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