(!!) (Recommended Pair) 6CB5A Sylvania branded Dumont NOS 1964-1966 (65ma and 66ma)
$ 49.99
1 pair) 6CB5A Sylvania branded Dumont NOS 1964-1966
1 tube) 65ma Gm=7500
1 tube) 66ma Gm=7200
Tested on Amplitrex
Vplate=175
Vscreen=175
Vgrid=-30
Iplate = 70-100ma (Good)
Gm = 7,500 - 9,000 (Good)
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