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(!!) (Best Pair) 7F7 Sylvania round gray plates NOS 1950-1952 (2.3/2.7ma and 2.3/2.6ma) 1-2% matched

(!!) (Best Pair) 7F7 Sylvania round gray plates NOS 1950-1952 (2.3/2.7ma and 2.3/2.6ma) 1-2% matched

$ 32.99

1 pair) 7F7 Sylvania round gray plates NOS 1950-1952 same build

1 tube) 2.3/2.7ma Gm=1500/1600 Philco

1 tube) 2.3/2.6ma Gm=1500/1600 Sylvania

 

Matched on Amplitrex

Good Ma = 2-2.3ma

Good Gm = 1500-1600 


 

- Masco MA-17

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