(!!) (#1 7308 from 1963) 7308=E188CC Amperex PQ Holland Gold Pins used/very good 1963 (14.8ma/15.6ma)
(!) 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)
(READ REVIEW) JAN-7308 Amperex USA gold pins NOS 1977 (15.8/14.5ma and 15.2/15.4ma)
(!!!!) (Recommended Single) JAN-7308 Raytheon NOS 1968 (12.5/16.8ma)
(!!!!) (Recommended Single) JAN-7308 Raytheon NOS 1968 (10.4/15.2ma)
(!!!!) (Recommended Single) E188CC=7308 Telefunken <> bottom gold pins low hours/tests like new (16.0ma/16.2ma) (rare)
(!!!!) (Recommended Single) E188CC=7308 Telefunken <> bottom gold pins NOS 1960's (12.6ma/19ma) (rare)
(!!!!!) (Best Overall Pair) E188CC=7308 Siemens Halske Germany NOS 1968 (16.8/18.0ma and 16.5/17.4) (very low noise) (phono grade) (rare)
(!!!!!) (Best Single) E188CC=7308 Siemens Halske Germany NOS 1968 (12.6/15.3ma) (very low noise) (mic grade) (rare)
