• 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
I
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MC10L is good or not
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5
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7K
data
D
807tubenut
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looking for PP 6l6 schematic
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17
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4K
Eli Duttman
E
C
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Finally put the Aikido in a proper chassis
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5
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3K
cjkpkg
C
D
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39/44 Tube
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5
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3K
darren1156
D
M
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Is it okay for capacitors to be close to the main power transformer in S5 K-12 Kit?
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8
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1K
DF96
D
T
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Fisher 500C Schematic
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4
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5K
Tom B. 57
T
R
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First Build - PS Voltage Question?
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14
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2K
roundel325
R
U
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Question about connecting grounds
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5
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1K
Globulator
Globulator
bichela
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Add rectifier tube to yaqin mc10l? What size is best?
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4
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2K
Globulator
Globulator
M
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Question about potential transformer placement in K-12 Kit
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10
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2K
Maxwell Smart
M
C
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Tube PS for mic preamp Help
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0
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1K
chrispsound
C
G
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12AX7 heaters from 9VAC transformer
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8
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2K
indianajo
indianajo
S
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Building an amp try #2
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13
Views
2K
Alastair E
Alastair E
Sangram
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Repair and adjustment tips
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25
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3K
Sangram
Sangram
mr l
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anyone recognize this valve?
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9
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1K
Mickeystan
M
S
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Just new one .all new layout.
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16
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2K
Globulator
Globulator
807tubenut
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Any one ever seen this amp?
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11
Views
2K
807tubenut
807tubenut
M
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Extra pins on replacement potentiometer for K-12 tube kit?
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7
Views
2K
Maxwell Smart
M
T
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Transmitting tube-driven transmitting tube SET amp?
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4
Views
2K
thebulbguy
T
B
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Can the 6S33S/6C33C be mounted horizontally?
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7
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2K
FullRangeMan
FullRangeMan
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