12SC7 Philco NOS 1940”s (1.8/1.8ma) 1% section balance

12SC7 Philco NOS 1940”s

1 section) 1.8ma Gm=1200

1 section) 1.8ma Gm=1200

(12SC7=common cathode for both triode sections)

(also see 1634 which is a premium 12SC7 with matched sections)