(!) (BEST VALUE SINGLE) 45 National Union ST-14 NOS printed base 1940's (25ma)
$ 99.99
45 National Union ST-14 NOS printed base
25ma
Gm=2060
SINGLE TUBE, NOT A PAIR
Tested on Amplitrex
Vplate=275V
Vgrid=-54.8V
Good NOS ma 30-35ma
Good NOS Gm 2000
Recommended for
Tektron
Deja Vu
Victor RE-36 1929
DIY
See more: vacuum tube
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 (BEST VALUE SINGLE) 45 National Union ST-14 NOS printed base 1940's (25ma) "Pin It")