Ruby 6l6gcmstr matched amp tubes quarte… #5018x

Ruby 6L6gcmstr Matched Amp Tubes  QuartetRuby 6L6gcmstr Matched Amp Tubes Quartet
All Ruby output tubes are labeled on the base with the exact matching measurements for plate current and transconductance. By matching these parameters, optimal performance and long life are ensured for your amplifier. Ruby Tubes come with a 6-month replaLabeled with matching measurements for plate current and transconductanceOptimal performance and long life6-month replacement warranty
Ruby Ruby 6L6gcmstr Matched Amp Tubes Quartet TU6L6GCMSTR-MQ Accessories, Amplifier Parts, Tubes for Instrument Amps, Power Tubes

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Ruby 6L6gcmstr Matched Amp Tubes Quartet