(!!!!!) (Recommended Pair) 6350 Sylvania rebranded United black ribbed plates NOS large "U" getter halo 1955-1957 (10.5/10.9ma and 10.0/10.7ma) 1-3% matched

1 matched pair) 6350 Sylvania black ribbed plates NOS large "U" getter halo 1955-1957

1 tube) 10.5/10.9ma Gm=4500/4400

1 tube) 10.0/10.7ma Gm=4600/4700

Matched on Amplitrex

Vplate=150V

Vgrid=-5V

Good Ma per section = 9-11ma

Good Gm per section = 4300-5000

recommended for:

- VTL Wotan MB1250, VTL MB450, VTL MB300, VTL 225 Deluxe, VTL Deluxe 140, VTL Stereo 120/50, VTL ST150

- VTL Siegfried

- Joule Electra LA-150 (mk2)

- Joule Electra LA 100 Mk.III

- Shindo-lab Corton