(!!!) (Best Pair) 26 Super Silvertone ST-14 used/like new 1940's (5.7ma and 6.0ma)

1 pair) 26 Super Silvertone ST-14 used/like new 1940's in white boxes -

same date codes, same internals

1 tube) 5.7ma Gm=1100

1 tube) 6.0ma Gm=1000

Matched on Amplitrex

Vplate=180V

Vgrid=-14.5V

NOS Ma = 5.5-6.0ma

NOS Gm = 1100