(!) (Good Value Pair) 6SF5 RCA used/good 1948 Pair (0.8ma and 0.8ma)
$ 6.99
1 pair) 6SF5 RCA used/good 1948
1 tube) .8ma Gm=1430
1 tube) .8ma Gm=1400
Good used Ma range .6-.8ma
Good Used Gm = 1300-1400
See more: vacuum tube
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 (Good Value Pair) 6SF5 RCA used/good 1948 Pair (0.8ma and 0.8ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_e031e747-3d0e-4406-b954-6c39caa9a63e.jpg?v=1732001568){kind=link}
 (Good Value Pair) 6SF5 RCA used/good 1948 Pair (0.8ma and 0.8ma) "Pin It")