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(!!!!) (Recommended Pair) 10=VT-25 SYLVANIA NOS 1940's (28.6ma and 29.6ma) (Same Gm)

(!!!!) (Recommended Pair) 10=VT-25 SYLVANIA NOS 1940's (28.6ma and 29.6ma) (Same Gm)

By Tube World

$ 219.99

1 pair) 10=VT-25 SYLVANIA NOS 1940's

1 tube) 28.6ma Gm=2200 (JAN-CHS-10Y=VT-25)

1 tube) 29.6ma Gm=2200 (VT-25=10Y)

 

  

Good current range 20-30ma

Good Gm = 1800

Vplate=300V Vgrid=-15V

 

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