• 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
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6v6 PP biasing question
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1
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1K
Soonerorlater
Soonerorlater
00940
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How much would a cathode follower drift ?
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2
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1K
00940
00940
N
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Heater problem
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17
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2K
DF96
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R
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A couple newbie questions
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5
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978
DF96
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coldcathode
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Back on the forum after a long hiatus 6SN7 Preamp project in the works.
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29
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6K
john65b
john65b
Fuling
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Screen grid driver for PL519?
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6
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3K
Miniwatt
Miniwatt
Jaap
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RH807 push pull ?
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11
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5K
wrenchone
wrenchone
M
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6c33 Se
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110
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41K
edonion
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S
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What to build next?
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2
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1K
sevenchaos
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S
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Aikido LV 6N27P SMPS completed
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5
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5K
Palustris
Palustris
R
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DC heat float with 50V bias tap from mains transformer?
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2
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2K
Rod Coleman
Rod Coleman
Wharf_Creek
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Fisher X-100-C Output Transformer needed
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11
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5K
kenpeter
K
wrenchone
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"No Light District" P-P amplifier
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50
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12K
Ian444
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P
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I'm baffled -- 6AK6 push-pull amp
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1
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5K
MasonAtom
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F
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(INDIA) urgent - high-quality amp builders/techs in Delhi?
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36
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18K
timtim565
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johnjohanjoe
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help I need some addres tube store in amsterdam
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2
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2K
johnjohanjoe
johnjohanjoe
V
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RIAA lite no.ls37
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3
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4K
VELLFIRE
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M
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Calculate triode strapped characteristics from pentode data?
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6
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3K
mnturner
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J
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Triodes and current flow
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185
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17K
Cal Weldon
Cal Weldon
L
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Please Help - LF Peaks/Dips & Clipping
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20
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3K
LinuksGuru
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