(!!) (BEST VALUE) 6550A GE stapled plates NOS around 1980 (119ma) (nice single)
$ 139.99
1 tube) 6550A GE stapled plates NOS 1980 era in white box
119ma
Gm = 10,600
(warm and punchy midrange, good bass, a very good 6550 second only to Tungsol 6550 in overall sound and drastically superior to Svetlana or Sovtek 6550)
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See more: vacuum tube
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 (BEST VALUE) 6550A GE stapled plates NOS around 1980 (119ma) (nice single) "Pin It")