26 National Union engraved base tests like new 1930”s
6.0ma
Gm=1100
Tested on Amplitrex
Vplate=180V
Vgrid=-14.5V
NOS Ma = 5.5ma – 6ma
NOS Gm=1100
$8.40 $27.99
26 National Union engraved base tests like new 1930”s
6.0ma
Gm=1100
Tested on Amplitrex
Vplate=180V
Vgrid=-14.5V
NOS Ma = 5.5ma – 6ma
NOS Gm=1100
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