(!!!!) (GOOD VALUE PAIR) 408A Western Electric NOS 1972 and 1976 (78/60 and 80/60)
$ 39.99
1 pair) 408A Western Electric NOS 1972 and 1976
1 tube) 78/60 (7639=1976)
1 tube) 80/60 (7226=1972)
Matched on B&K tester
Above 85 is strong
- Little Dot I+
20 volt filament
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