• 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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Date codes
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0
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2K
jfitz57
J
Koifarm
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Can this schematic work? 6N6P driver with 6C33C-B OTL
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13
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33K
atmasphere
atmasphere
Globulator
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Dynamic negative feedback?
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10
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3K
kevinkr
kevinkr
smoking-amp
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DIY output transformer info site
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9
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18K
rmyauck
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D
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Power Transformer issue
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5
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1K
dosilegecko
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P
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Need help changing 12V heater to 6V
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14
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3K
Globulator
Globulator
duanestorey
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12AX7 Tube Question
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7
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2K
blondamps
B
H
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Stereo amp parallel wired to mono - possible?
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14
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7K
kevinkr
kevinkr
kavermei
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Buzzing AC relay coil
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5
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7K
Printer2
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I
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Help with matching speaker impedance to old tube amp
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8
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3K
rknize
rknize
B
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"Radical" twist on an all DHT phonostage
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22
Views
7K
Binaural
B
Globulator
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Phono cathode follower challenge!!
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21
Views
5K
EC8010
EC8010
T
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"Singing" output transformers
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18
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4K
darkfenriz
darkfenriz
C
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Bad channel in RCA Victor Console
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11
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4K
rmyauck
R
vitalstates
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srpp 2a3 power supply
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8
Views
2K
Michael Koster
Michael Koster
M
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6SN7 vs. 6SL7 in Darling amp
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6
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8K
mach1
mach1
el156
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Pe06/40n
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4
Views
5K
el156
el156
T
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6au6 for stereo?
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5
Views
2K
TechnoBeaver
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M
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Replace Bypass Cap?
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42
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8K
Monjul
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Sch3mat1c
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Vege-toobz ;)
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7
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1K
ray_moth
ray_moth
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