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(!!!!) (Best Value Pair) E80CF=7643 Valvo branded Amperex Germany PQ NOS 1966 (12.2/12.6ma and 8.5/8.5ma) (6BL8 SUB)
(!!!!) (Best Value Pair) E80CF=7643 Valvo branded Amperex Germany PQ NOS 1966 (12.2/12.6ma and 8.5/8.5ma) (6BL8 SUB)
$ 74.99
1 matched pair) E80CF=7643 Amperex Germany PQ NOS made by Valvo Hamburg Germany 1966 in white boxes (Triode/Pentode)
1 tube) 12.2ma Gm=4800 and 8.5ma Gm=6000
1 tube) 12.6ma Gm=4700 and 8.5ma Gm=5900
Good Triode section Ma and Gm = 12-13ma Gm= 4500-5000
Good Pentode section Ma and Gm = 9-11ma Gm = 6000-6500
(The E80CF is a "SPECIAL QUALITY" medium-mu triode/pentode. Specs are similar to 6BL8=ECF80)
- McIntosh MR-67 tuner
See more: vacuum tube
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 (Best Value Pair) E80CF=7643 Valvo branded Amperex Germany PQ NOS 1966 (12.2/12.6ma and 8.5/8.5ma) (6BL8 SUB)&Category=vacuum tube&ImageURL=http://cdn.shopify.com/s/files/1/0333/7633/products/1_6965c0d1-73f5-4494-9dc7-b7136bf53f86.jpg?v=1674252017){kind=link}
 (Best Value Pair) E80CF=7643 Valvo branded Amperex Germany PQ NOS 1966 (12.2/12.6ma and 8.5/8.5ma) (6BL8 SUB) "Pin It")