• 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
B
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Amp for speaker testing
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0
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Baronty
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What Mullard 12AX7 is better?
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3
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2K
SHiFTY
SHiFTY
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Mecanical PSU hum
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6
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SHiFTY
SHiFTY
A
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DC heater noise WORSE than AC
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13
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Saurav
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help i.d. this amplifier
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3
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anatech
anatech
reaction
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Question about a hybrid PSU design
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2
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Sch3mat1c
Sch3mat1c
planet10
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Tube manufacturer Trivia Question
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24
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kevinkr
kevinkr
porkchop61
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Feedback resistor on Baxandall tone stack?
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3
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djmiddelkoop
djmiddelkoop
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protect your amps
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20
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Layberinthius
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resident
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tube rectifier arrangement
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12
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resident
resident
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Snap Ring Octal Sockets
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1
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Enzo
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percy
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Power Triodes in current production
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27
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Geek
Geek
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900v B+ Silly time.
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34
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6K
Sch3mat1c
Sch3mat1c
Salas
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Telefunken 6L6GC ???????
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6
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3K
Salas
Salas
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Why are my amps doing this?
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4
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2K
Apogee
Apogee
00940
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B+ power supply
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16
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huelskemper
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percy
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SE Pentode or PP Triode ?
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37
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8K
SY
SY
darkm4n
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Help .. tube amplifier .. 1st !
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10
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3K
Niila
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B
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Tube substitutions in Heathkit W5M
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9
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4K
SY
SY
bobhayes
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Suitable rectifier
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4
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1K
bobhayes
bobhayes
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