5R4GY "RCA","FOUR PIECES" DOUBLE GETTER, USA 1945 made, mil-spec NOS NIB tubes !
N.O.S.
5R4GY "RCA" "Four Pieces" Double Getter USA 1945 Made MIL Spec NOS NIB Tubes | eBay
N.O.S.
5R4GY "RCA" "Four Pieces" Double Getter USA 1945 Made MIL Spec NOS NIB Tubes | eBay