(!!) (Recommended Pair) 6GK5=6FQ5A Hitachi Japan rebranded Raytheon NOS (8.5/8.6ma)
$ 25.99
1 pair) 6GK5=6FQ5A Hitachi Japan rebranded Raytheon NOS
1 tube) 8.5ma Gm=12,500
1 tube) 8.6ma Gm=13,000
Tested on Amplitrex
Good Ma range 9-11ma
Good Gm range 12,00-15,000
- Conrad Johnson Premier 10, 14 preamp and DAC
- Supratek
- Wright
See more: vacuum tube
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 (Recommended Pair) 6GK5=6FQ5A Hitachi Japan rebranded Raytheon NOS (8.5/8.6ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/products/1_6b419a34-64e6-490c-a683-dbba3f7dc532.jpg?v=1632441711){kind=link}
 (Recommended Pair) 6GK5=6FQ5A Hitachi Japan rebranded Raytheon NOS (8.5/8.6ma) "Pin It")