399B Western Electric used/good 1950's (3 in stock)
$ 19.99
1 tube) 399B WE used/good 1954 (22/18)
1 tube) 399B WE used/good 1958 (22/18)
1 tube) 399B WE used/good 1952 (21/18)
(399A/B=similar to 1T4 except for filament voltage)
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