Let's design an build a vacuum tube amplifier from scratch
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10:39
Identifying transformer windings and voltages
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19:57
Let’s Build a Low Voltage Vacuum Tube Audio Amplifier
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12:14
3.01 Transistor
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15:06
Let's build a vacuum tube amplifier-part 1
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2:34:56
Chinese Tube Amplifier Kit Build (6Z4, 6N2, 6P1) (Ep. 174 )
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20:38
DIY EL84 SE Tube Amp // Building a stereo vacuum tube amp from scratch
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17:53
Homemade Valve Vacuum Tube Tester Build - Part 1
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20:53