(!) 448A Western Electric smooth top used/good 1971 (1 pair: 28ma and 29.4ma) (Matched on Amplitrex)
$79.99
{{option.name}}:
{{selected_options[option.position]}}
{{value_obj.value}}
1 pair) 448A Western Electric smooth top "D" getter halos used/good - reboxed 1 tube) 28.0ma Gm=24,000 faded top getter 1 tube) 29.4ma Gm=24,200 good top getter Amplitrex Test Data: Vplate=135V Vscreen=135V Vgrid=-2 Good Ma range 20-30ma Good Gm = 23,000 - 27,000 DIY pentode
Show More
Show Less