Fisher Vacuum Tube 70-A Amplifier Undergoing Measurements

1,920 views · Published 29 April 2010 · 10:51 · Indexed 27 September 2026

Channel: ElPaso TubeAmps · 2010 · Music

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Fisher 70-A vacuum tube amplifier built in late '50 or early 60's, all vintage tubes undergoing THD+N distortion and power tests - 28 April 2010

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