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(!!!!) (Recommended Pair) 12AU7A Sylvania NOS 1970's same date codes 1-2% matched (8.2/8.6ma and 8.3/8.3ma)

(!!!!) (Recommended Pair) 12AU7A Sylvania NOS 1970's same date codes 1-2% matched (8.2/8.6ma and 8.3/8.3ma)

$ 49.99

1 low noise pair) 12AU7A Sylvania NOS 1970's same date codes

1 tube) 8.2/8.6ma Gm=1900/2000

1 tube) 8.3/8.3ma Gm=1900/1900

 

 

Good Ma range 8-10ma

Good Gm range 1800-2200

See more: vacuum tube
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