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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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