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(!!!!) (Best Value Pair) 6550C Svetlana Russian like new 2001 (156.8ma and 159ma) (close Gm)
(!!!!) (Best Value Pair) 6550C Svetlana Russian like new 2001 (156.8ma and 159ma) (close Gm)
By Tube World
$ 139.99
1 pair) 6550C Svetlana Russian like new 2001
1 tube) 156.8ma Gm=11,300
1 tube) 159.0ma Gm=11,200
Good NOS mA range 130-150mA
Sweet spot is 140mA
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