(!!!) (BEST VALUE PAIR) 01A Sylvania engraved base used/good 1930”s (2.4ma and 2.7ma) (same Gm)

1 pair) 01A Sylvania engraved base used/very good 1930”s in white boxes

1 tube) 2.4ma Gm=700

1 tube) 2.7ma Gm=700

Matched on Amplitrex

Vplate=135V

Vgrid=-9V

NOS Ma = 3ma

NOS Gm = 800

(Filament=5V @ 250ma, Vplate max=135V)

– Crosley C5 1926