(!!!!) (Best Single) USN-7308 Raytheon JAN NOS 1965 (14.8/15.0ma)
(!!!!) (Recommended Pair) 7308 Raytheon JAN NOS 1968 (12.7/16.7ma and 14.2/16.6ma)
(!!!!) (Recommended Single) E188CC=7308 Telefunken <> bottom gold pins NOS 1970 from sealed box (12ma/18.5ma) (rare)
(!!) (#1 7308 from 1963) 7308=E188CC Amperex PQ Holland Gold Pins used/very good 1963 (14.8ma/15.6ma)
(!) (SWEET SINGLE) E188CC=7308 Holland NOS 1966 rebranded IEC MULLARD (11.6/13ma)
(!) 7308 Philips SQ Holland NOS 1965 faded printing in white box (13.4/19.4ma)
7308 Amperex PQ USA "D" getter used/70% 1960 (VR0 series=1st series) (9.2/9.5ma)
(!!!!) (Recommended Pair) 6922 Sylvania NOS 1960's (12.2/14.8ma and 12.6/14ma)
(!!!!) (Recommended Pair) 6922 Sylvania NOS 1970 era (12/12.4ma and 12/12.6ma)
(!!!!) (Recommended Pair) 6922 Sylvania NOS 1960's (12.8/12.8ma and 13.0/13.8ma)
(!!!!) (Recommended Pair) 6922 Sylvania NOS 1970 era (11.8/13.4ma and 12.6/13.6ma) 1-5% matched
6922 Sylvania
7308 Sylvania