+ NEW 4 PCS VERY RARE 50's SVETLANA 6P6S (6П6С) = 6V6GT/6AY5/587 TUBES USSR
Very rare valves from the 50s. Svetlana 6P6S Lot of 4 pcs. Made in USSR. The valves are of Military grade. Each valve is tested individually with a valve tester. You buy valves 6p6s, Svetlana, produced from 1949 to 1959.