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(!) 5687 Raytheon part bronze part black plates used/tests like new 1960 (33/38ma)
(!) 59 Majestic NOS engraved base excellent condition 1930's
(!) 5998 Tungsol branded IBM black plates used/good 1961 in white box (62ma/68ma)
(!) 5C22 ITT Electron Tube Division low hours/good condition 1967 some scratches on the base
(!) 6922=E88CC Philips Holland SQ gold pins used/75% 1973 (8.8/8.5ma) (Same Gm)
(!) 6AN8 RCA black plates "D" getter halo 1958 rebranded Admiral (14.2/10.5ma)
(!) 6AN8A Tungsol rebranded Dumont NOS 1960's (14.5/14.8ma)
(!) 6BA6=EF93 Telefunken Germany <> bottom "D" getter NOS 1950's (10.6ma)
(!) 6BA6=EF93 Telefunken Germany <> bottom "D" getter NOS 1950's (10ma)
(!) 6BE6 GE NOS 1975 (1.2ma)
(!) 6BE6 Raytheon NOS 1950's (1.1ma Gm=900)
(!) 6BE6 RCA NOS 1960's (1.1ma Gm=800)
(!) 6BE6 Sylvania NOS (1.4ma)
(!) 6DE7 GE Admiral black plates NOS 1965 (4.5/27ma) (Woo Audio)
(!) 6DJ8 Mullard England branded Amperex "A" frame like new 1986 (12.6/13.4ma)
(!) 6DJ8 Tungsram Hungary branded Amperex NOS 1980 (11.2/11.0ma)
(!) 6DJ8 Tungsram Hungary branded Amperex NOS 1980 (11.5/15.5ma)
(!) 6DJ8 Tungsram Hungary branded Amperex used/good 1982 (9.5/12.5ma)
(!) 6DQ6B RCA NOS 1970's (75ma)
(!) 6F6G Sylvania coated glass used/good 1940's (36.8ma)