1930s diagram of Cathode Ray Tube.
The Children's New Illustrated Encyclopedia 1941.
Size: 3313px × 1885px
Photo credit: © Michelle Bridges / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: 1930s, accelerates, beam, cathode, create, deflects, diagram, display, electron, guns, history, images, modulates, phosphorescent, ray, screen, social, tube, tv, vacuum
