Top Rig Getter
Black Plate Construction
Made in Japan
Amplitrex AT1000 Digital Testing

Offered here is a precision-matched pair of vintage NEC 6L6GC power vacuum tubes, featuring the highly desirable Black Plate internal structure and Top Getter. These Japanese-made classics are renowned for their exceptional build quality and clean, transparent headroom.Both tubes have been thoroughly analyzed on the Amplitrex AT1000 digital tester. Following our Percentage Method, the results below show how each tube performs relative to the 100% factory design-center specifications for this tube type (Ip = 72.0mA / Gm = 5200 µMhos).

Serial No.	Parameter Ip	Result Ip	% Ip	Parameter Gm	Result Gm	% Gm
#1039001	72.0	63.6	88%	5200	5800	111%
#1039002	72.0	63.8	89%	5200	5800	111%