• 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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6N1P Data sheet differences
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9
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4K
mashaffer
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R
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PAS3 to volume pot
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4
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ronton3
R
M
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What Tube for a Differential Amplifier?
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17
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10K
Eli Duttman
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boywonder
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Using different transformer taps for each needed B+
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3
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SGregory
SGregory
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Confident in buying tubes on ebay ?
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10
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coldcathode
coldcathode
pjanda1
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CCS Troubles
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13
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Michael Koster
Michael Koster
A
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6c19p se otl
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16
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11K
tympani1d
tympani1d
N
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Yes, I've searched. Can I use a PP OPT in a SE amp ?
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13
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kevinkr
kevinkr
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Multi tap transformers dont use the whole windings?
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12
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11K
nicoch58
nicoch58
FullRangeMan
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Best GM70 version suited for audio??
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27
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13K
djn
djn
jmillerdoc
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EL84 PP using 5K plate to plate primate OPT
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5
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4K
MQracing
MQracing
Richard Ellis
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How unsafe is an Autotransformer?
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66
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12K
zigzagflux
zigzagflux
dady
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YL1350 Help characteristic and output tranies
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8
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5K
tubesteve
tubesteve
C
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safest way to power up a new build
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8
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Miles Prower
Miles Prower
M
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Mengyue el34b schematic needed
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2
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2K
Gorgomat
Gorgomat
J
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VR tube flashing?
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3
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2K
Wavebourn
Wavebourn
C
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Custom chassis europe
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6
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3K
cr0wl3y
C
V
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bogen chb-35
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12
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4K
planet10
planet10
R
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Thinking of buying a Lumley Reference ST70 with attached passive pre
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3
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ringo_the_hifi
R
N
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Troubleshooting Eico HF-85
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3
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neddyboy
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