• 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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DeWald M-1200
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jorge1
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Big, Heavy, Tube regulated Lambda Power supply
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highbias
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A
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calculate +B in EL34 SE triode conect
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18
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yagoolar
yagoolar
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Audio Note DAC Output Transformer Hookup
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s.hum
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Presenting the "Fartbottle" deluxe.
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10
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G
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I need help
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9
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gingertube
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Odd hum problem
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2
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woody
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resident
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Ss Diodes??
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37
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anatech
anatech
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Heating only one half of a double triode
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9
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Colt45
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V
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amp mod
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3
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Centauri
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reaction
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Need info about rare Siemens Cf "post tube"
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3
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reaction
reaction
K
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Best operating point for 7044 and 5687
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7
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6h5c
6h5c
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Quick question regarding PSU Designer II
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5
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EC8010
EC8010
Hesky
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VSE riaa equalizer phono stage
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16
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Brett
Brett
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VIETA A-215 Schematics
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McMardigan
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What's the ideal tube amplifier for me for max. $660 , maybe a kit ?
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7
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rcavictim
rcavictim
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AC or DC Heater?
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2
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mcs
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B
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Help with driver transformer
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Burnedfingers
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ray_moth
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Suitable operating point for 6SN7 as a differential driver ?
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15
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7K
ray_moth
ray_moth
K
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S&B TX102 and preamplier stages
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7
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Gregm
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