• 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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Michaelson and Austin Oddysee
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apecg
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A heptode question
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6
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DF96
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Bottle size,does it matter in matched quads?
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mace1337
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leadbelly
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Steve Bench 1 tube reg in all glass
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14
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Merlinb
Merlinb
807tubenut
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Looking for a 807 amp with 4 pairs of 807's
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Miles Prower
Miles Prower
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Conn Caprice 427 needs new 12AU7 tubes—advice?
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bob91343
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pp output transformer miniblok2
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chopchip
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tim614
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Rh84 Ptx
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17
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4K
Mr_Zenith
Mr_Zenith
wicked1
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extend tube sockets, or tube "plugs"?
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18
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6K
wicked1
wicked1
rsumperl
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Voice of Music console 816
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aardvarkash10
aardvarkash10
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A few questions about transformer placement in an S5 K-12 tube amplifer
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Maxwell Smart
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CC vs Shunt filament supply?
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10
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phrarod
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Position of Iron in Can of HK Citation II Output Transformers
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0
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danFrank
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Nate805
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aghhh is my tube okay?
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9
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807tubenut
807tubenut
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Any potential problems when using a combo potentiometer / power switch on a K-12 kit?
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8
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refference
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Cathode Follower ideas please.....
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5
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Brit01
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rsumperl
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Zener regulated supplies
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10
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2K
DF96
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boyofwax
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Current calculation from datasheet
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2
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953
DF96
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Heater Pots?
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2
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963
Agi
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athos56
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Finished my first PP amp, 6SJ7-6SN7-6v6
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dtut
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