5670 / 2C51 5 STAR
Top of the line glass audio amplifier tubes manufactured in the United States by General Electric. These quality miniature 9 pin double triode tubes come with triple spacers, top getters and black plates. They are glass etched 5670 with 1950's Owensboro Kentucky production codes. They are printed in white with GE logo, 5670 ***** U.S.A. Boxes are standard GE orange and gray printed 5670 5 STAR.