Log-in

(!!!!) (Recommended Pair) 310A Western Electric large punch plate NOS 1974 (5.8ma and 6.0ma) 1-2% matched (Same Gm)

$ 469.99

1 pair) 310A Western Electric large punch plate NOS 1974 large getters - in white boxes (1-2% matched)

1 tube) 5.8ma Gm=1700 (7452=1974) small amount of "pitting" in getter; unimportant

1 tube) 6.0ma Gm=1700 (7439=1974)

  

Vplate=180V

Vscreen=135V

Vgrid=-3V

Good Ma range 5-5.5ma

Good Gm range 1600-1800

  

General Info

Pentode, Vfil=10V

 

- Maison Audiophile Paris 300B Legend amp 1990
- Tektron 211 amp
- WE 91B amp
- Shindo

See more: vacuum tube
Scroll to top