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Matched Pair RCA 6K6 6K6GT Vacuum Tubes Valves October 17 2025 tall bottles

$13.32

Quantity
Description

tall bottles

rectangular mica and smooth rectangular bottom spacers and excellent flashing

They measured 90/82 for Tube One and 91/84 for Tube Two where minimum (65%) is 57/57

It is a bit microphonic

They have double O getters

Matched Pair RCA 6K6 6K6GT Vacuum Tubes Valves October 17 2025 tall bottlesThis matched pair of RCA MANUFACTURED 6K6GT tubes was tested on our Maxi Matcher 400 volts on the plates and a bias of 36 volts for shorts, gas and transconductance. There were no shorts or gas. Tube One drew 21. 6 milliamps' plate current and measured 1610 micromhos. Tube Two measured 25 1860. New nominal is within one standard deviation of 1900. These tubes have black plates; copper support rods; rectangular mica spacers and gapped D getters. As I

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