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(!!!) (Best Value Pair) 12A Sylvania NOS and Philco like new 1930's - 1940's same build (6.7ma and 6.8ma)
(!!!) (Best Value Pair) 12A Sylvania NOS and Philco like new 1930's - 1940's same build (6.7ma and 6.8ma)
$ 64.99
1 pair) 12A Sylvania NOS and Philco like new 1930's - 1940's same build
1 tube) 6.8ma Gm=1600 Sylvania NOS
1 tube) 6.7ma Gm=1500 Sylvania Philco like new
Vplate = 180V
Vgrid = -13.5V
Good used Ma = 5.5 - 7ma
Good used Gm = 1400-1600
- RCA Radiola 16 from 1928
See more: vacuum tube
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 (Best Value Pair) 12A Sylvania NOS and Philco like new 1930's - 1940's same build (6.7ma and 6.8ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_37d5ea36-5de9-4ad8-a3a5-b239a329b06a.jpg?v=1755211417){kind=link}
 (Best Value Pair) 12A Sylvania NOS and Philco like new 1930's - 1940's same build (6.7ma and 6.8ma) "Pin It")