(!!!!) (Recommended Pair) 417A Western Electric NOS "D" getter 1958 and 1961 (22ma and 22ma)
$ 299.99
$ 79.99
(!!!!) (Recommended Pair) JAN-5755 Raytheon Black Plates NOS 1971-1979 (1.5/1.7ma and 1.5/1.8ma)
$ 27.99
$ 59.99
(!!!) (3rd Best Pair) CK-5755=420A Raytheon clear top NOS 1965 (1.6/2.0ma and 1.6/2.0ma) 1% matched
$ 37.99
$ 199.99
$ 119.99
(!!!) (Best Pair #2) 448A Western Electric tipped top used/test like new 1965 (34ma and 35ma)
$ 139.99
$ 109.99
$ 119.99
(!!!) (Best Pair #4) 448A Western Electric tipped top used/tests like new 1965 (26.4ma and 26.8ma)
$ 109.99
$ 279.99

