Matched Pair RCA 6K6 6K6GT Vacuum Tubes Valves October 17 2025 I just cleaned this LP
$13.32
Description
I just cleaned this LP on my VPI 16
tall bottles
new in box GE 12AX4 tubes tested to spec on our Paul Hart-calibrated TV7/U
These tubes have acid-etched codes and designations as well as silk-screened 68-26 188-5 67-50 production run/provenance codes
It is a bit microphonic
Matched Pair RCA 6K6 6K6GT Vacuum Tubes Valves October 17 2025 I just cleaned this LPThis 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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