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(!!!) (4th Best Pair) CK-5755=420A Raytheon clear top NOS 1965 (1.7/1.8ma and 1.8/1.9ma)
(!!!) (4th Best Pair) CK-5755=420A Raytheon clear top NOS 1965 (1.7/1.8ma and 1.8/1.9ma)
$ 37.99
1 pair) CK-5755=420A Raytheon clear top NOS 1965
1 tube) 1.7/1.8ma Gm=1400/1400
1 tube) 1.8/1.9ma Gm=1400/1450
Matched on Amplitrex
Vplate=180V
Vgrid=-.1V
Good Ma = 1.5-2.2ma
Good Gm = 1400-1600
See more: vacuum tube
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 (4th Best Pair) CK-5755=420A Raytheon clear top NOS 1965 (1.7/1.8ma and 1.8/1.9ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/products/1_a3010538-6038-4095-8f4a-4a46714cf9e3.jpg?v=1671567161){kind=link}
 (4th Best Pair) CK-5755=420A Raytheon clear top NOS 1965 (1.7/1.8ma and 1.8/1.9ma) "Pin It")