High frequency double triode 5670 / 396A / GL5670 / CK5670 / 2C51 NATIONAL "NOS"

NATIONAL 5670 "NOS", 9 pin, 6.3V. Made in USA

9 pin high frequency double triode. Used as amplifier mixer oscillator or multivibrator over a frequency range AF through VHF. Designed for reliable life under conditions of intermittent operation. Miitar version of 2C51 NOS. Substitute under reserve: 5670WA, CK5670, CK5670WA, CV2575, CV4013, CV5894, CV8247.