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Vacuum tube amplifier supplied entirely by 3.3V Gallery

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Vacuum tube amplifier supplied entirely by 3.3V Gallery

created by Albert van Dalen • 01/14/2020 at 20:52

6J2 vacuum tube preamp with 3.3V filament and plate voltage

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completed project tube Vacuum tube amplifier plate PREAMP voltage Filament Low Voltage 6j1 6j2 anode
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