6D6 US Brands used/good (2 for $8)
6D8EG Philco NOS (1 in stock)
6DC6 US Brands used/test like new (0 in stock)
6DE4 Sylvania used/like new (1 pair)
6DE4 Tungsol NOS 1960's
6DE6 US Brands NOS (10 in stock)
6DE7 GE NOS 1960's (6.5/36ma)
6DE7 RCA NOS 1960's (4.5/34ma)
6DE7 RCA NOS 1966 (5.2/40ma)
6DE7 Sylvania NOS 1960's (5.3/27ma)
6DF6 NOS
6DG6GT=6W6GT
6DN7 RCA Mexco coin-base same internals as Sylvania NOS 1970's (40ma and 8.5ma)
6DN7 Sylvania NOS 1970 era (39ma and 7.5ma)
6DW4 Sylvania branded GE tipped top NOS (1 pair)
6DW4 Sylvania tipped top like new
6DW4B RCA NOS
6DW4B RCA NOS no printing
6DW4B Sylvania branded National tipped top NOS
6E5 Ken Rad 1946 like new (bright eye)
