• 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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Spect output peak to peak for 807 SE ul
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davorin
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A
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Has anyone used The Guiguang 300B?
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12
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Dave C2
Dave C2
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where r crossline master volumes from?
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1
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jjman
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low wattage valve amps
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14
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jjman
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High voltages
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8
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wakibaki
wakibaki
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Looking to purchase non-working output transformers
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0
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837
Unimog
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Dave C2
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Shuguang Treasure 300B-Z
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LinuksGuru
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Vinylsavor
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revintage
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The echo effect of a headphone AMP
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planar8514
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Wharf_Creek
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Scott 233 Bias procedure question
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2
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Wharf_Creek
Wharf_Creek
Mosquito
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A flea thingy that sounds good
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70
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15K
Mosquito
Mosquito
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  • Poll Poll
build a OTL (output-transformerless) amplifier
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4
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5K
dwhitf
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hidnplayr
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plate to plate feedback - measurements
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39
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revintage
revintage
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Using old Hammond iron
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39
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livingdeliberately
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Bas Horneman
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Wiring the D3a as triode - What is best?
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19
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audiodesign
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DHT filament circuit layouts ?
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4
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tomchr
tomchr
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kiwi.baby-huey. And so it begins...
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5
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1K
aardvarkash10
aardvarkash10
R
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max current draw according to loadlines and reality
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5
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razorrick1293
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el156
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After PP projects new SE project
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0
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917
el156
el156
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Dared mp30
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2
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chops
chops
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