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(!!) (Recommended Pair) UX-171A and CX-371A RCA/Cunningham Balloon used/test like new 1930 era same build (24.6ma and 27.2ma) (same Gm)
(!!) (Recommended Pair) UX-171A and CX-371A RCA/Cunningham Balloon used/test like new 1930 era same build (24.6ma and 27.2ma) (same Gm)
$ 109.99
1 pair) UX-171A and CX-371A RCA/Cunningham Balloon used/test like new 1930 era - same build
1 tube) 24.6ma Gm=1800 (CX-371-A)
1 tube) 27.2ma Gm=1800 (UX-171-A)
Tested on Amplitrex
Vplate=180V
Vgrid=-38V
Good Ma = 20ma
Good Gm = 1600-1700
See more: vacuum tube
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 (Recommended Pair) UX-171A and CX-371A RCA/Cunningham Balloon used/test like new 1930 era same build (24.6ma and 27.2ma) (same Gm)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_fc9f5952-f982-4be3-a2ee-bb298f9ca5c8.jpg?v=1751820178){kind=link}
 (Recommended Pair) UX-171A and CX-371A RCA/Cunningham Balloon used/test like new 1930 era same build (24.6ma and 27.2ma) (same Gm) "Pin It")