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Report Review for product Vacuum Tube - 7591A, Tung-Sol Reissue

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I own a 1964 Fisher Control (Integrated) Tube Amplifier. Previously, I would re-tube with NOS 7591 or NOS 7591A Power Tubes. And I was very happy with these tubes sonic. The 7591 family have been called low power KT-88s.

George F - April 24th, 2016