3B28 Continental Electronics used/test like new 1940's (76/40)
3B28 Electronic Enterprises NOS 1960 (79/40)
3B28 RCA NOS 1955 (80/40)
3B28 RCA NOS 1972 (79/40)
3B28 RCA tests like new some scratches on base 1955 (78/40)
4 Pin EF Johnson (123-210-200) NOS for 811A / 572B / 866A / 8020W
