(!!!!!) (Best Pair) 10Y=VT-25 SYLVANIA NOS 1940's (28ma and 28ma) 1-3% matched
$ 219.99
1 matched quad) 10Y=VT-25 SYLVANIA NOS 1940's in white boxes
1 tube) 28.0ma Gm=2000 taller bottle - on right
1 tube) 28.0ma Gm=2100
Good current range 20-30ma
Vplate=300V Vgrid=-15V
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