• 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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baxandall type tone control for diff amp
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13
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atmasphere
atmasphere
jackinnj
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Anyone identify this Mullard?
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4
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1K
DF96
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B
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Play iPod into 1955 Record Player's Tube Amplifier
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16
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benproiii
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Filament Autobias
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18
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kenpeter
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New owner to an old Heathkit AA-121
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38
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kmcarpenter
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M
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Transformer input and resonance
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5
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kavermei
kavermei
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Planar/Lighthouse triodes for Audio?
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21
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8K
kevinkr
kevinkr
bogdan_borko
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6Н30П spice model for MicroCap ?
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0
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bogdan_borko
bogdan_borko
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Where to buy audio tubes in Europe
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1
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2K
kavermei
kavermei
Mosquito
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To Schade it , or not..
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6
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2K
Mosquito
Mosquito
Jeb-D.
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Strange HF distortion
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19
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2K
DF96
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B
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Drawing Load Line for Parallel Output Tube
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4
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torrence
torrence
J
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211 SET 40W output design and mfg.
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2
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7K
ja2dhc
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Voltage doubler using PSUII?
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36
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Brit01
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B
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1967 Pioneer SX-34, 11W, WORTH FIXING???
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28
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15K
Beaver59
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zobsky
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How to balance pushp pull DHT finals
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7
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2K
revintage
revintage
N
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6 volt recifier tubes
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17
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8K
piano3
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I
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Resistor as a load
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12
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ixe13
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J
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question about swapping el34 for kt77 in my tube amp
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12
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11K
cogsncogs
cogsncogs
rsumperl
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Output transformer sizing...again...
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17
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3K
Tubelab_com
Tubelab_com
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