(!!) 7199 Sylvania branded GE NOS 1969 (14.5ma pentode/9.0ma triode)
By Tube World
$ 89.99
7199 Sylvania branded GE NOS 1969 (FZ)
14.5ma and Gm=7200 (pentode section) very strong
9.0ma and Gm=2400 (triode section) strong
Good Pentode Section 10-12ma Gm=6000-6500
Good Triode section 7-9ma Gm=1900-2100
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See more: vacuum tube
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 7199 Sylvania branded GE NOS 1969 (14.5ma pentode/9.0ma triode)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_918356be-cd3d-4b9f-9949-652c1f9a11a4.jpg?v=1700692386){kind=link}
 7199 Sylvania branded GE NOS 1969 (14.5ma pentode/9.0ma triode) "Pin It")