(!!!) X99=UX-99 Continental Chicago by RCA NOS 1920's (2.5ma)
$ 69.99
X99=UX-99 Continental Chicago by RCA NOS 1920's
2.5ma
Gm=350
Vplate=90V
Vgrid=-4.5V
(UV-99 and UX-99 have a 3.3V @ .063ma Filament, UX base has larger size pins)
See more: vacuum tube
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 X99=UX-99 Continental Chicago by RCA NOS 1920's (2.5ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_746f6c60-807a-4993-8e19-f1824902f3c2.jpg?v=1745385218){kind=link}
 X99=UX-99 Continental Chicago by RCA NOS 1920's (2.5ma) "Pin It")