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(!!) (Recommended Pair) CX-112A Cunningham Balloon engraved base used/good 1930 era (6.2ma and 7.0ma) (same Gm)
(!!) (Recommended Pair) CX-112A Cunningham Balloon engraved base used/good 1930 era (6.2ma and 7.0ma) (same Gm)
$ 79.99
1 pair) CX-112A Cunningham Balloon engraved base used/good 1930 era in white boxes
1 tube) 6.2ma Gm=1600
1 tube) 7.0ma Gm=1600
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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 (Recommended Pair) CX-112A Cunningham Balloon engraved base used/good 1930 era (6.2ma and 7.0ma) (same Gm)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_314594fa-5ccc-43ec-b744-3d8b09ffaf95.jpg?v=1755197603){kind=link}
 (Recommended Pair) CX-112A Cunningham Balloon engraved base used/good 1930 era (6.2ma and 7.0ma) (same Gm) "Pin It")