(!!!) (Best Pair) 5965 Sylvania NOS 1960's (19.2/18.8ma and 19.6/18.0ma) (Berning, Conrad Johnson, Loth, Exemplar)

1 low noise pair) 5965 Sylvania tall gray plates NOS 1960's

1 tube) 19.2/18.8ma Gm=11,000/10,800

1 tube) 19.6/18.0ma Gm=11,000/10,100

Tested on Amplitrex

Good Ma = 12-16ma

Good Gm = 8000 - 8500

- Berning ZH270
- Exemplar linestage
- Loth-X 300B
- modded Denon 2900 CD player
- mu follower of CJ PV8 
- Conrad Johnson PV-5, PV-8 preamp