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6DS4 GE NOS 1970 (1 in stock)
6DS4 RCA NOS (1 in stock)
6DS5 NOS
6DT3=6DQ3 NOS
6DT5 US Brands NOS (4 in stock)
6DT6A
6DT6A NOS
6DT8 GE NOS (1 in stock)
6DT8 IEC Servicemaster made in Japan NOS 1969 (3 in stock)
6DT8 RCA black plates D getter 1959 NOS (75/60 and 80/60)
6DV4 GE nuvistor NOS (5 in stock)
6DW4 Sylvania branded GE tipped top NOS (1 pair)
6DW4 Sylvania NOS (89/60)
6DW4 Sylvania tipped top like new
6DW4B Westinghouse Japan like new 1960's
6DW5 RCA NOS 1966 (sold out)
6DW5 Sylvania NOS 1960's (1 tube)
6DX4 Westinghouse NOS 1966
6DX8=ECL84 GE Hitachi JAPAN 1972 (5.1mA and 13mA) (Shindo)
6DX8=ECL84 GE Hitachi JAPAN 1978 (3.0mA and 14mA) (Shindo)
