329A Western Electric NOS 1976 (1 Pair: 34ma and 37ma) Title: 329A Western Electric NOS 1976 pair

1 pair) 329A Western Electric “”O”” getter halo NOS 1976 large getters

1 tube) 34ma Gm=3100 (7613=1976) white box

1 tube) 37ma Gm=3100 (7626=1976) original box

Matched on Amplitrex

Vplate=180V

Vscreen=135V

Vgrid=-15V

Good Ma range 29-30ma

Good Gm range 2800-2900