(!!!!) (BEST PAIR) 408A Western Electric NOS 1965 and 1967 (91/60 and 90/60)
$ 49.99
1 pair) 408A Western Electric NOS 1965 and 1967 "D" getter
1 tube) 91/60 (6552=1965)
1 tube) 90/60 (6726=1967)
Matched on B&K tester
Above 85 is strong
- Little Dot I+
20 volt filament
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