• 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
Z
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480-0-480vac To Power A SE GM70!??
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42
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11K
Zekk
Z
JimOfOakCreek
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Correct Path: Diodes Or Rectifier Tube?
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74
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27K
Pano
Pano
Troncones
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A Newbie Tx Question
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12
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1K
20to20
2
el156
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Will this circuit work Ok?
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2
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1K
el156
el156
R
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Welborne Terraplane Amp-PS10 HV Regulated PS Problems
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30
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6K
Raj1
R
H
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Measuring milliamp with Fluke 771 Clamp Meter Question?
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14
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3K
trobbins
trobbins
S
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Grounding outputs?
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10
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2K
trobbins
trobbins
A
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Maida regulator
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21
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11K
BRSHiFi
B
R
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10Y, 26, 27 and 45: relative microphonics
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38
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17K
HP8903B
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WE91
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WE 310A vs. Russian 310A in WE91
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6
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11K
highfidelity
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E
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Lafayette amp arcing Rectifier problem
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9
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2K
Soonerorlater
Soonerorlater
Troncones
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Volume Control Help!
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9
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1K
DF96
D
K
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Which 845 amp?
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18
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11K
kevinkr
kevinkr
R
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Thermionic diode
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3
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1K
ravaner
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J
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Loose pin on a JJ 300B
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6
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2K
jim
J
SGregory
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First 300b Design, Please comment
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34
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8K
tomchr
tomchr
C
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Toasted my rectifier - need some pointers to troubleshoot
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2
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16K
cjkpkg
C
B
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6N1P
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3
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2K
taj
taj
E
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Shorted secondary windings of transformer
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5
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3K
Edvard
E
aardvarkash10
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Spice - and Sting is nowhere to be seen...
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4
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1K
consort_ee_um
C
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