RY-247=47 Federal Supreme Balloon used/good 1930”s in WB
24.2ma
Gm=1750
Vplate=250V
Vscreen=250V
Vgrid=-15V
NOS Iplate=27ma
NOS Gm=2350
$9.00 $29.99
RY-247=47 Federal Supreme Balloon used/good 1930”s in WB
24.2ma
Gm=1750
Vplate=250V
Vscreen=250V
Vgrid=-15V
NOS Iplate=27ma
NOS Gm=2350
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