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(!!!!) (Recommended Pair 1970's) 417A Western Electric NOS 1973-1977 (27ma and 31.2ma)

(!!!!) (Recommended Pair 1970's) 417A Western Electric NOS 1973-1977 (27ma and 31.2ma)

$ 279.99

1 pair) 417A Western Electric NOS original boxes 1970's

1 tube) 27.0ma Gm=24,300 (1977)

1 tube) 31.2ma Gm=26,300 (1973)

 

Matched on Amplitrex

Good Ma range NOS 20-30ma

Good Gm range NOS 20,000 - 30,000

 

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