• 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
Joel
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New preamp project is online
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3
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2K
Joel
Joel
M
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How long it will last?
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16
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4K
amperex
A
E
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Which valve, 5842 (417A) or 6H30
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1
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3K
Tubesin
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J
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Newbie: Which amps to build?
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3
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3K
ray_moth
ray_moth
tenderland
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2a3, single plate-double plate?
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5
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5K
robot
robot
M
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About to start a new project: PP 6CK4s...
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5
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2K
Sheldon
S
P
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azarus preamplifier schematics
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0
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1K
petrkp
P
B
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Favorite Driver for 845
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4
Views
3K
dhaen
dhaen
kmtang
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Clone Marantz M7 Line Amp
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6
Views
6K
cogsncogs
cogsncogs
Kevster
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Suddenly, no output from Copland CTA-501
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9
Views
3K
cogsncogs
cogsncogs
G
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schematic needen variable power supply
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2
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2K
goudfazant
G
Jaime
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Somebody has that magazine?
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0
Views
1K
Jaime
Jaime
Tubelab_com
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Hurricane Wilma
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12
Views
2K
Tubelab_com
Tubelab_com
croccodillo
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Drivers for a KT88 pair
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6
Views
3K
Tubes4e4
Tubes4e4
wa2ise
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12BH7 spice 3f4 model
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1
Views
2K
Steen Bentzen
Steen Bentzen
B
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what do u think of these tubes?
Replies
4
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1K
SHiFTY
SHiFTY
valveitude
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Winding A Interstage Transformer
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4
Views
4K
cerrem
cerrem
croccodillo
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Long Tail and Local feedback
Replies
19
Views
6K
ilimzn
I
B
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Designing a simple tube opamp?
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1
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2K
reinhard
R
porkchop61
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Purpose of small cap across PSU rails?
Replies
6
Views
2K
ray_moth
ray_moth
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