• 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
digi01
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PCB tubes amp?
Replies
9
Views
2K
fdegrove
fdegrove
B
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PS cap placement/type
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6
Views
2K
Bryan
B
S
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Vintage OPT
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2
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2K
Sch3mat1c
Sch3mat1c
S
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oxygen free interconnects
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50
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7K
jam
jam
Polimorph
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DigitalSignalProcessing -> future?
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40
Views
5K
Polimorph
Polimorph
M
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PCB mounting B7G sockets
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7
Views
3K
fdegrove
fdegrove
L
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how to calculate feedback resistor
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7
Views
4K
Sch3mat1c
Sch3mat1c
T
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Brimar ECC81
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5
Views
4K
Zen Mod
Zen Mod
G
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6V6 Parafeed?
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13
Views
5K
G
G
A
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Old Tranny Potting Material
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6
Views
3K
audiopro
A
Hesky
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Directly heated cathodes, but why?
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12
Views
10K
fdegrove
fdegrove
Grahamt
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SET kit for newbie
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9
Views
3K
G
G
G
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5v Damper Diode?
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11
Views
4K
G
G
B
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High Power 805 Triode based amplifier
Replies
3
Views
3K
Eli Duttman
E
D
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$1 AMP find
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32
Views
12K
adamamp
A
F
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Tube Recommendation
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23
Views
5K
G
G
A
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First project for Proac loudspeakers
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5
Views
2K
sreten
S
S
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balanced input stage
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54
Views
9K
benny
benny
N
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900v. 100ma. Power supply for 813 tube amplifier
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31
Views
15K
fdegrove
fdegrove
P
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what tube manufacture of 6550??
Replies
3
Views
2K
imix500
imix500
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