374A Western Electric black plate used/tests like new tilted glass 1967 (24.6ma)
$ 25.99
374A Western Electric black plate used/tests like new tilted glass 1967 a few mica flakes inside tube
24.6ma
Gm=3500
Tested on Amplitrex
Vplate=135V
Vscreen=135V
Vgrid=-18V
Good used Ma range = 17-21ma
Good used Gm range = 2800-3000
(374A specs: Vfil=3V @ 530ma, Vplate=135V, Iplate=18ma, Mu=210, Gm=3000, Rp=70K ohms, Pout=1.3 watts)
See more: vacuum tube
Share:
&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shopifycloud/storefront/assets/no-image-2048-a2addb12.gif){kind=link}
 "Pin It")