(!!!) (Best Single) EC92=6AB4 Siemens Halske Germany branded Mullard NOS 1964 (10ma)
(!!!) (BEST VALUE) EM84=6FG6 Ei Yugoslavia NOS 1970's (10 in stock) (bright eyes)
(!!!) (BEST VALUE) EM84=6FG6 Sylvania India NOS 1970's (6 in stock) (bright eyes)
(!!!) (Recommended Single) EC92=6AB4 Siemens Halske NOS 1967 (9.2ma)
(!!!) (Single) EC92=6AB4 Siemens Halske Germany branded Philips Miniwatt NOS 1965 (9ma)
(!!) (Best Single) EC92=6AB4 Siemens Halske Germany NOS 1971 (10.2ma)
(!!) (BEST VALUE) EM84=6FG6 Ei Yugoslavia branded RCA Mexico NOS 1970's (6 in stock) (bright eyes)
(!!) EC92 Siemens Halske NOS rebranded Philips Miniwatt 1968 "O" getter halo (6.8ma)
(BEST SINGLE) EM84=6FG6 Amperex Bugle Boy NOS 1963
EABC80=6AK8 RCA by Siemens Germany NOS 1967 (0.7ma Gm=1200)
EABC80=6AK8 Valvo Germany used/good 1959 (0.8ma)
EABC80=6AK8 Zenith Sylvania NOS (0.9ma)
ECH81=6AJ8 Amperex Italy NOS 1968 (6.5ma and 12ma)
ECH81=6AJ8 Philips Miniwatt Holland used/strong 1961 (5.9ma and 12.3ma)
EM84=6FG6 Telefunken used/good green eye 1963
EM84=6FG6 Telefunken used/very good green eye 1961
EM84=6FGG Toyo Japan like new 1960's