(2) vintage 1950’ JAN CRC 6AS7g vacuum tubes from RCA is a highly sought-after item for audio enthusiasts and collectors alike. With its top getter and black plate design, this matched quad is a rare find that is sure to impress. The tube has been tested and is in excellent working condition, ready to be used in your next audio project or display. Add this NOS (new old stock) tester to your collection today and experience the unique sound quality of vintage electronics.

Note: Tested on calibrated Heathkit TT-1 Tube Tester measuring 1875/1800, 1825/1810 microhomos with a minimum r/p of 1220 microhomos. Box was seal prior to opening box showing signs of age due to long term storage. Packed May 1956. Please see photos any questions please ask. Thank you.