(!!!!) (Recommended Pair) 30 Sylvania NOS 1940's (3.0ma and 3.1ma)
By Tube World
$ 34.44
1 pair) 30 Sylvania NOS 19460'soriginal boxes
1 tube) 3.0ma Gm=800
1 tube) 3.1ma Gm=900
1 tube) 3.0ma Gm=800
1 tube) 3.1ma Gm=900
See more: vacuum tube
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 (Recommended Pair) 30 Sylvania NOS 1940's (3.0ma and 3.1ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_be5b5b86-ce1e-47fc-908c-56b6b390521a.jpg?v=1696571635){kind=link}
 (Recommended Pair) 30 Sylvania NOS 1940's (3.0ma and 3.1ma) "Pin It")