• 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
jamesjung21
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EC31 - Any Datasheet...?
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1
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1K
Eli Duttman
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2
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Sound from dummy load?
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13
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3K
beamnet
beamnet
Giaime
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Giaime's last nightmare - aka RIAA faceoff
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32
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7K
valveitude
valveitude
S
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Coupling cap. values???
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1
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2K
aletheian
aletheian
J
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need schematic reading help
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2
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1K
jaymanaa
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P
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Pre Amps
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3
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2K
reinhard
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stepped attenuator
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4
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2K
ivegotmono
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mr l
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7586 nuvistor
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15
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13K
Luke
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yet another which cap is best for the money question
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4
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2K
rdf
rdf
PB2
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Schematics for Bogen MXM-A Mixer?
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2
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2K
PB2
PB2
rkc7
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Bunch of old parts, worth anything?
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29
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5K
anatech
anatech
kmtang
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6AS7 as rectifier tube?
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9
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3K
EC8010
EC8010
W
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Computer Grade Capacitors
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14
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4K
TonyTecson
TonyTecson
M
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Bias and max current for my 7591 AB amp...
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14
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12K
TonyTecson
TonyTecson
S
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Advice about this 45 amp
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5
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2K
Tubelab_com
Tubelab_com
andyjevans
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Can ECC40 be used in a phono stage?
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1
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3K
Eli Duttman
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B+ from GZ34 Heater CT ?
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8
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3K
Sheldon
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aletheian
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Any definitive infor on R-C parafeed out there?
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1
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1K
Tubelab_com
Tubelab_com
beamnet
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12 volt preamp
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11
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6K
Giaime
Giaime
R
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found DIY amp - now what?
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3
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2K
rickl
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