(!!!!!) (Best Overall Pair) 311B Western Electric NOS 1956 and 1964 (35ma and 36ma)
$169.99
{{option.name}}:
{{selected_options[option.position]}}
{{value_obj.value}}
1 pair) 311B Western Electric NOS "D" getters 1956 and 1964 same build 1 tube) 36ma and Gm=3200 (1956) original box - top cap cleaned of oxidation 1 tube) 35ma and Gm=3050 (1964) in white box Tested on Amplitrex Vplate=180V Vscreen=135V Vgrid=-15V Good Ma = 30ma Good Gm = 2900
Show More
Show Less