Log-in
(!!!) (Best Single) CX-299 Cunningham engraved base NOS 1920's (2.9ma) (X-99=UX-199=CX-299)

(!!!) (Best Single) CX-299 Cunningham engraved base NOS 1920's (2.9ma) (X-99=UX-199=CX-299)

By Tube World

$ 69.99

CX-299 Cunningham engraved base NOS 1920's with CX-299 data sheet

2.9ma

Gm=400

SINGLE TUBE - NOT A PAIR

X-99=UX-99=UX-199=CX-299


Vplate=90V

Vgrid= -4.5V

NOS Ma = 2.5ma+

NOS Gm = 400

 

 

(UV-99 and UX-99 have a 3.3V @ .063ma Filament, UX base has smaller size pins)

See more: vacuum tube
Scroll to top