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(!) CX-112A RCA Cunningham Balloon ribbed plate engraved base like new 1930 era (9ma)
(!) CX-112A RCA Cunningham Balloon ribbed plate engraved base like new 1930 era (9ma)
By Tube World
$ 49.99
CX-112A RCA Cunningham Balloon ribbed plate engraved base like new 1930 era in white box
9ma
Gm=1700
Vplate = 180V
Vgrid = -13.5V
Good used Ma = 5.5 - 7ma
Good used Gm = 1400-1600
stamped circular plate structure similar to RCA / Cunningham UX-112A and CX-112A
- RCA Radiola 16 from 1928
See more: vacuum tube
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 CX-112A RCA Cunningham Balloon ribbed plate engraved base like new 1930 era (9ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_3094c09b-2379-4d08-9713-610c4fe57b6c.jpg?v=1694667453){kind=link}
 CX-112A RCA Cunningham Balloon ribbed plate engraved base like new 1930 era (9ma) "Pin It")