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(!!!) (Recommended Pair) 12AZ7A GE gray plates NOS 1969-1970 (8.2/8.0ma and 8.7/8.8ma) (McIntosh MC275)

(!!!) (Recommended Pair) 12AZ7A GE gray plates NOS 1969-1970 (8.2/8.0ma and 8.7/8.8ma) (McIntosh MC275)

$ 39.99

1 pair) 12AZ7A GE gray plates NOS 1969-1970

1 tube) 8.2/8.0ma and Gm=5300/5000 

1 tube) 8.7/8.8ma and Gm=5400/5500 

 

Good Ma range 8-10ma

Good Gm range 4500-5500

 

 

 

- 12AZ7A is very similar to 12AT7

- 12AZ7A in McIntosh MC275

 

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