2 X 6П3С / 6P3S / 6L6 / 6L6GC TUBE. USED.

BRAND: SOVTEK. 1969-1958 PRODUCTION.

GREY PLATES, INVERTED CUP GETTER (LEFT TUBE) FLAT GETTER (RIGHT TUBE), MATCHED PAIR.

TESTED IN ROEHRENTEST TUBE TESTER:

91% 65.16mA EMISSION (EM)

91% 65.83mA EMISSION (EM)