• 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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ARC Power source+Marantz 7C（PCB edition）
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gxcnabin
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found tube i like, only small bits of red letter,what tube brands used red lettering?
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ryuji
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Impedance problem Of O/P Transformer
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DF96
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B&K Dyna-Quik 500 test socket 9A shows good tubes as Bad
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west_nm
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rsumperl
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K & K Audio Two Terminal Constant Current Source
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Magz
Magz
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croft SD3 CROFT PREAMP
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rauza1
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mr2racer
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Dynaco vs. Dynaclone
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mr2racer
mr2racer
alexg
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0d3 for el84 screen regulator
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FlaCharlie
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SE 300B Integrated Amp: Help choose circuit design
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alexg
alexg
rman
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Did bootstrapping pot change it's operation
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rman
rman
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Power Transfomer For Valve Amp Question
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PeterDupont
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gaffer
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ZKIT2 Zen Triode mono SET amplifier kit
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gaffer
gaffer
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Counterpoint SA-12 wackyness
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TubeAmp222
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Kypo Electronic - Buffer, Preamp & Amp kits
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sharpi31
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Music Angel XD-SE EL34 intermittent thump
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kyleaudio
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C
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Fosgate Punch 800 a4, diagram needed
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camoandbee
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what to do with 1uF???
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Wavebourn
Wavebourn
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Using Seperate Preamp to Drive S-5 Electronics K-16LS Integrated Amp?
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Palustris
Palustris
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How to repair and refurbish vintage tube amps?
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analogadikt
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Mu follower
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jeapel
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