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(!!!) (~ Best 45 Pair ~) 45 Sylvania black plates NOS 1940's different top mica shape, 1 branded Philco (35ma and 36.2ma)

$ 284.88

1 pair) 45 Sylvania black plates NOS 1940's different top mica shape

1 tube) 35ma Gm=2220 (Sylvania 1945) slightly tilted plate

1 tube) 36.2ma Gm=2350 (Sylvania branded Philco 1940's)

 

AMPLITREX TEST DATA:

Vplate=275V

Vgrid=-54.8V

Good Ma range 25-35ma

Good Gm = 2000

 

recommended for:

Tektron

Deja Vu

Victor RE-36 1929

DIY

 

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