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(!!!!) (Best Overall Pair) 6973 RCA branded GE NOS 1972 (42.5ma and 43.5ma)

(!!!!) (Best Overall Pair) 6973 RCA branded GE NOS 1972 (42.5ma and 43.5ma)

$ 184.99

1 pair) 6973 RCA branded GE NOS 1972 (CF)

1 tube) 42.5ma Gm=5000 

1 tube) 43.5ma Gm=5000

 

Tested on Amplitrex

Good Ma range = 40-46ma

Good Gm = 4200-4500

 

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