• 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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Audio Electronics Supply AE-1 problems
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6
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cogsncogs
cogsncogs
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Possible computer speaker amp
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1
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Wodgy
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Help me make a preamp decision
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4
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Burnedfingers
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GeirW
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EQ-circuits.
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2
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GeirW
GeirW
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Resistors in power supply
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19
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shermanr
shermanr
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Mullard 20W Amp
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2
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shermanr
shermanr
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Layout Check
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9
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Sherman
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Hammond 300BX for a Dynaco modified Mullard 5-20 circuit
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5
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cogsncogs
cogsncogs
pingfloid
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ELC7? I need help to identify this valve
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6
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SHiFTY
SHiFTY
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A music coming from component.
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15
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Sch3mat1c
Sch3mat1c
Mr. Triatic
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small poweramp with 12AH7 and 6AU6WA...
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1
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Sch3mat1c
Sch3mat1c
dud_wity
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auto component placer with tube PCB prints
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7
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analog_sa
analog_sa
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SS vs. Tube Rectification (and chokes)?
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48
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8K
Sherman
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jamesjung21
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Telefunken 6SN7; Are They Imported Or Genuine TFK MFD?
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2
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frankmalz
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Isolation
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4
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Geek
Geek
GeirW
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Schematic help. (thread split)
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6
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GeirW
GeirW
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Vintage amp rebuild advice
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5
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jeff spall
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Shunt Feedback - effect on input impedance
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12
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ThorstenL
ThorstenL
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Valve Warmer/Distortion PCB
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3
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sleepingsword
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Spice 3f4 "Koren" models
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4
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Geek
Geek
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