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(!!!) (BEST PAIR) 6EW7 GE BIG BOTTLE gray plates NOS 1965-1966 (5.2/34.5ma and 5.7/38ma)

$ 28.99

1 tube) 6EW7 GE ADMIRAL BIG BOTTLE NOS 1962

1 tube) 5.2ma and 34.5ma and Gm=1700/6700 GE ADMIRAL (1965)

1 tube) 5.7ma and 38.0ma and Gm=1600/6500 GE 1966 (EV)

 

Tested on Amplitrex AT1000

Section 1 reference = 4-6ma and Gm=1700-2100

Section 2 reference = 30-40ma and Gm=6500-7500

 

(6EW7 is a close substitute to the 6DE7)

- Woo Audio 6
- Woo Audio 6 SE

RCA made skinny bottle 6EW7
Sylvania made FAT BOTTLE 6EW7

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