(!!!) (Best Pair) 6DZ4 GE NOS 1960's (23ma and 25ma)
By Tube World
$ 11.99
1 matched pair) 6DZ4=6AF4 GE NOS 1960's
1 tube) 23ma Gm=7700
1 tube) 25ma Gm=7800
Matched on Amplitrex
Good NOS Ma = 15ma
Good NOS Gm = 6500
6DZ4=6AF4A
- Marantz 10B tuner
See more: vacuum tube
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 (Best Pair) 6DZ4 GE NOS 1960's (23ma and 25ma) "Pin It")