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(!!) (Recommended Pair) 6GK5=6FQ5A Hitachi Japan rebranded Raytheon NOS (8.5/8.6ma)

(!!) (Recommended Pair) 6GK5=6FQ5A Hitachi Japan rebranded Raytheon NOS (8.5/8.6ma)

$ 20.99

1 pair) 6GK5=6FQ5A Hitachi Japan rebranded Raytheon NOS 

1 tube) 8.5ma Gm=2,500

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

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