(!!) (BEST PAIR) 6BQ6GTB=6CU6 Sylvania JAN NOS 1960's (62ma and 63ma)
$ 10.99
1 pair) JAN-CHS-6BQ6GTB=6CU6 Sylvania NOS 1960's
1 tube) 62ma Gm=5750
1 tube) 63ma Gm=5850
Good Good = 50ma
Good Gm = 5200+
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