(!!!) (Best Single) 6BQ7A GE gray plates U getter NOS 1962 (6.8/6.8ma) (1-2% section balance)

1 low noise tube) 6BQ7A GE gray plates U getter NOS 1962

1 section) 6.8ma Gm=6200

1 section) 6.8ma Gm=6300

Tested on Amplitrex

Good Ma range 6 - 8ma

Good Gm range 6000-6500

 
(also see 6BZ7 and 6BK7B)

- Modwright Transporter
- Schiit Lyr amp 2011
- Don Allen
- Donald North Audio (DNA) Stratus