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(!!!) (Good Value Pair) 26 Super Silvertone ST-14 engraved base used/good 1930's (4.3ma and 4.8ma)

$ 24.99

1 pair) 26 Super Silvertone ST-14 engraved base used/good 1930's in white boxes -

same date codes, same internals

1 tube) 4.3ma Gm=900

1 tube) 4.8ma Gm=900 tilted glass

 

Matched on Amplitrex

Vplate=180V

Vgrid=-14.5V

NOS Ma = 5.5-6.0ma

NOS Gm = 1100 

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