• 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
Tomasz Rodak
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Tube amp project
Replies
6
Views
2K
cogsncogs
cogsncogs
etalon90
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RECTIFIERLESS, is that possible?
Replies
30
Views
5K
dhaen
dhaen
imix500
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Thyratron Circuit
Replies
10
Views
5K
Sch3mat1c
Sch3mat1c
Bas Horneman
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Do I lose power when parafeeding?
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2
Views
1K
Bas Horneman
Bas Horneman
U
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resuscitating 60+ year old radio
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13
Views
3K
dhaen
dhaen
trancy
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cathode follower with gain
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43
Views
6K
AKSA
AKSA
L
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Plitron/Vanderveen/KT88 Tube rectifier recommendation for 230mA?
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13
Views
5K
Layberinthius
L
EchoWars
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Books for Tube nOObies...
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11
Views
3K
DrDeville
DrDeville
A
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Question about PP EL34 power supply behaviour
Replies
22
Views
4K
cogsncogs
cogsncogs
F
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Tetrode or Pentode? / Tube info
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15
Views
5K
cogsncogs
cogsncogs
J
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proposed 833 design
Replies
0
Views
2K
James D.
J
E
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Stupid question about capacitors
Replies
7
Views
2K
cogsncogs
cogsncogs
S
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different phase invertors
Replies
3
Views
2K
svokke
S
wd40
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About high voltage regulated power supplies
Replies
4
Views
2K
wd40
wd40
A3rd.Zero
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Transformer for a tube amp question
Replies
43
Views
6K
cogsncogs
cogsncogs
M
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transformer coupling, magnetic amplifiers, grid leak current
Replies
9
Views
3K
metebalci
M
ray_moth
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EL34 in Pentode Class A?
Replies
7
Views
5K
SHiFTY
SHiFTY
smoking-amp
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Elliptron Schematic
Replies
3
Views
4K
tubetvr
tubetvr
ThorstenL
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KYW's linestage (split from RIAA for life time)
Replies
31
Views
8K
Positron
P
E
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50watt Plexi Again
Replies
2
Views
2K
adamamp
A
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