• 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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Ultrapath output transformers
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10
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rcdaniel
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RS253 giant SE monoblock (Chinese)
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12
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jan.didden
jan.didden
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Tube preamp vs. solid state
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bushroot
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I coined the phrase HIGH VIVIDITY, to differentiate our amps from High Fidelity ones
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kevinkr
kevinkr
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"Old Like" sound transformer with a Tube !
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3
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Miles Prower
Miles Prower
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What is a reasonable amount ripple voltage for a 300B?
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Tom Bavis
Tom Bavis
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Aikido PCB and AC filaments.
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RockysDad
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Transmitter tubes
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1
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vax9000
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Question on voltages
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11
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bear
bear
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Tube Voltage Regulator Design
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61
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EC8010
EC8010
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P-P resistance oddity
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6
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Tube_Dude
Tube_Dude
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aikido thump
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16
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3K
kor952
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6l6 penthode triode
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Tubes4e4
Tubes4e4
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need tube rectifier info
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RetroAudio
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andyjevans
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An all DHT push pull amp.
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3
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ErikdeBest
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6GH8 - A Little Off?
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2
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SY
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bembel
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need opinion on 2nd hand AF analyzers prices
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20
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cocolino
cocolino
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transcendar transformer
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19
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bear
bear
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Question on the installation of LL1668 plate choke
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3
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kevinkr
kevinkr
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what glass-ware program?
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1
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arnoldc
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