• 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
J
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enjoythemusic's t-rex amp: where is the +70VDC tap?
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2
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1K
jarthel
J
wrenchone
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One Electron vs. Transcendar
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23
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11K
kevinkr
kevinkr
Pbassred
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What Wiki?
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4
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3K
Pbassred
Pbassred
M
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33 Power Pentode Design Pointers Needed
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0
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1K
mario2
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T
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Zen SE84TS
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0
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1K
Toober
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F
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Repair of a McIntosh MC225 power amp
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4
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6K
kevinkr
kevinkr
aletheian
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Old Sony SE OPT's /w 600r tap... cathode feedback maybe?
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23
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4K
rdf
rdf
AtomiKM
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Bell Stereophonic 3030 help
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2
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5K
AtomiKM
AtomiKM
J
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why is it that most tube projects uses copper sheetmetal?
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26
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5K
Klimon
Klimon
Miles Prower
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807 Audio Amp Progress Report
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41
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12K
Miles Prower
Miles Prower
maxw
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OPA627 with tube buffer....
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2
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3K
maxw
maxw
T
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Need help from Aikido builder
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5
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2K
tiept
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S
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Pseudo dual mono PS?
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2
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2K
Sherman
S
felixx
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Choosing the line stage preamp.
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3
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3K
phn
phn
R
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Tubes and minority carriers
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6
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1K
smoking-amp
smoking-amp
P
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Tiny tube amp
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9
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4K
Puggie
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A
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How to reduce gain of this Tube Preamplifier ?
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5
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7K
ANALOG GUY
A
R
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required specs of an input step up transformer, into a 45, to allow it drive an 845
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18
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5K
rick57
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P
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Tube noise - Help
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15
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3K
pollypocket
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JojoD818
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1st cap heats up...
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11
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3K
JojoD818
JojoD818
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