328A Western Electric small punch plate used/good 1953 (4.6ma)
$ 149.99
328A Western Electric small punch plate used/good 1953 - strong Gm
4.6ma
Gm=1700
Tested on Amplitrex
Vplate=250V
Vscreen=135V
Vgrid=-3V
Good Ma = 5.3-5.8ma
Good Gm = 1700-1800
See more: vacuum tube
Share:
&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_bfaf842a-d0c6-4bb2-b173-2e6fa4343b7a.jpg?v=1702364996){kind=link}
 "Pin It")