5840=EF732 GE NOS 1957 (6.7ma) (Soundelux, Peluso, Brauner)
5840=EF732 GE NOS 1965 (7.3ma) (Soundelux, Peluso, Brauner)
5840=EF732 Raytheon NOS 1960's
5840W=EF732 Sylvania NOS 1970's (1 in stock)