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(!!) (Good Value Pair) 71A Sylvania branded Hytron NOS and Sylvania branded Ken Rad like new 1946-1947 (21.5ma and 21.8ma)
(!!) (Good Value Pair) 71A Sylvania branded Hytron NOS and Sylvania branded Ken Rad like new 1946-1947 (21.5ma and 21.8ma)
$ 89.99
1 pair) 71A Sylvania branded Hytron and Ken Rad
1 tube) 21.8ma Gm=1800 Hytron 1946 NOS springs support top mica
1 tube) 21.5ma Gm=1700 Ken Rad made in 1947 printed in 1950 low hours like new - no springs on top mica
(71A=5V @ .25A Filament)
(Typical Characteristics:Vplate=135V, Vgrid=-27, Iplate=17.5ma, Rplate=1.82Kohms
Gm=1650, Mu=3, Rload=3Kohms, Pout=0.4watts)
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 (Good Value Pair) 71A Sylvania branded Hytron NOS and Sylvania branded Ken Rad like new 1946-1947 (21.5ma and 21.8ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_0d1335e9-03bd-4703-97d8-b15d8927adc7.jpg?v=1721491806){kind=link}
 (Good Value Pair) 71A Sylvania branded Hytron NOS and Sylvania branded Ken Rad like new 1946-1947 (21.5ma and 21.8ma) "Pin It")