• 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
smoking-amp
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The long lost linear gain stage
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43
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smoking-amp
smoking-amp
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Ella EL34 Bias Help
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0
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2K
plepagejp
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Jaime
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Fluorescent ballasts in SE
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1
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2K
Giaime
Giaime
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Russian Tubes
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3
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2K
Burnedfingers
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Ming Da MC34B....passive or active pre amp?
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2
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3K
lt cdr data
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T
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How much capacitance in a power supply
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2
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TugaTweaker
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M
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Maida's regulator
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3
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2K
yagas
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P
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Common Mode Chokes for Heater Supplies
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7
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4K
Fuling
Fuling
K
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is this true????
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16
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5K
Shoog
Shoog
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Help to tame a 12AX7/6AQ5 circuit
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5
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4K
Nigel Goodwin
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leadbelly
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What tube do you think this OPT matches?
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6
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2K
richwalters
richwalters
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srpp 6c33c
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3
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3K
fdegrove
fdegrove
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tube power supply upgrade... elna's, RTX, infinicap
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3
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2K
AudioGeek
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S
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Have you seen this tester?
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30
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5K
smak
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Cassiel
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Is this cap ok for audio?
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11
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2K
Tweeker
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T
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Maplin 4-20
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14
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5K
harwoodspark
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V
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Mullard 5-20/Maplin 4-20 modification to NON-Ultra Linear mode????
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1
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3K
harwoodspark
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T
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safety fuse
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0
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2K
Tubesin
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PCL82 SE Tube Amplifier Kit
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4
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10K
Giaime
Giaime
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Help selecting a DIY schematic
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4
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2K
Eli Duttman
E
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