• 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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OP Transformer power rating guesstimate
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4
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PeteMcK
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Short and sweet review of Sun Audio SV-300BE
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KT
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OPT resistance for EL84 PP Class A
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11
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EC8010
EC8010
Miniwatt
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Remote Controlled Stepped Attenuator
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4
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Peter Daniel
Peter Daniel
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New KT77 Tubes by JJ
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10
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Miniwatt
Miniwatt
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Balanced Operation Output Transformer Questions from N00b
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Majestic
Majestic
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Help with taming a 12AX7 and 6AQ5a amp
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5
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ivegotmono
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Gluca
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813 socket dimensions
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8
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Gluca
Gluca
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Line preamp using 2 ECC88 per channel
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14
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8K
AudioG
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Linear Technology 1083CP adjusting problem
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4
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EC8010
EC8010
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opinions wanted - Lafayette Stereo 224 Tube Amp
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10
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9K
loomis
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60HL5?
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8
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jaymanaa
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NEW B Need Help on Output Tx Problem
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9
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cerrem
cerrem
richwalters
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radiation tubes
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1
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1K
DoomPixie
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kmj
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Choosing Valve
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Fuling
Fuling
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BIAS and B+ caps WKZ or NH
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0
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TBM
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6C33 Circlotron
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50
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20K
Circlomanen
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R
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6X4
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12
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4K
anatech
anatech
leadbelly
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What do you guys use for HV toggles?
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21
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SY
SY
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possible volume and balance control - does this look like it will work well?
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2
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rwellerson
rwellerson
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