(!!!) (Single) 6688=E180F Amperex PQ USA NOS "O" getter 1968 (9ma)
By Tube World
$ 12.99
6688=E180F Amperex PQ USA NOS "O" getter 1968
9ma
Gm=13,100
(10,000 hour 9-pin frame grid broadband Pentode, variant is 7737)
- Supratek Chenin, Cortese preamp
- Yamamoto 06-3 2010
See more: vacuum tube
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 (Single) 6688=E180F Amperex PQ USA NOS "O" getter 1968 (9ma) "Pin It")