• 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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changing output capacitor value? what should I consider?
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2
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2K
rdf
rdf
Trout
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Switched Pot Source Needed
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1
Views
1K
ethermion
E
J
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replace a 5651 tube with a zener?
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6
Views
5K
jarthel
J
J
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EL34 in place of a 6AS7G (used in the supply circuit as a pass tube). how?
Replies
27
Views
6K
jarthel
J
tc-60guy
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tube design books
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6
Views
2K
tc-60guy
tc-60guy
alexmoose
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Grounding the Filament Winding
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14
Views
3K
kevinkr
kevinkr
J
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R-core xformers from China
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3
Views
2K
ErikdeBest
E
J
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Re-attaching anode cap to 805 or 811A tube
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5
Views
4K
Tubelab_com
Tubelab_com
J
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help with a transformer
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3
Views
965
firefart_1st
F
V
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Two chokes in one pot?
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2
Views
2K
EC8010
EC8010
guitvinny
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6L6 Push pull -- Power tranny question
Replies
53
Views
18K
guitvinny
guitvinny
Jeb-D.
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Source for iron cores?
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13
Views
2K
astouffer
astouffer
J
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Aikido + class D in the output stage
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2
Views
1K
jmartins
J
U
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Quad EL84 SE question
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4
Views
3K
uvellani
U
VadimB
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"Fisher Doctor"
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0
Views
1K
VadimB
VadimB
richwalters
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tube-shop-com
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2
Views
2K
richwalters
richwalters
Mr. Triatic
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strange tube G1 S/5
Replies
22
Views
4K
EC8010
EC8010
J
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What tube instead of 7189
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23
Views
8K
Johan Potgieter
J
J
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custom transformer manufacturers (potted if possible)
Replies
11
Views
3K
kevinkr
kevinkr
M
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power tube for drivers
Replies
16
Views
4K
Ryssen
Ryssen
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