Mazda 6P25 EL33 Pentode Valve Tube Made In England Used Tests Good Tests good on Taylor Model 45C valve tester. Filament continuity, cathode leakage, and mutual conductance tests photographed respectively. Mutual conductance reading Gm 5.4 (booked in Taylor manual at Gm 6.0). UK shipping with MyHermes Tracked or Royal Mail. International shipping with Royal Mail International Tracked. I will combine postage on multiple valve orders. See my other listings!
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