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(!!!!!) (Best Overall Pair) 10Y=VT-25 SYLVANIA NOS 1940's (26.8ma and 27.0ma) 1-2% matched (Highest Gm)

(!!!!!) (Best Overall Pair) 10Y=VT-25 SYLVANIA NOS 1940's (26.8ma and 27.0ma) 1-2% matched (Highest Gm)

By Tube World

$ 239.99

1 tube) 10Y=VT-25 SYLVANIA NOS 1940's in white boxes

1 tube) 26.8ma Gm=2200

1 tube) 27.0ma Gm=2200

 

Good current range 20-30ma

Vplate=300V Vgrid=-15V

See more: vacuum tube
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