Cathode Ray Tube

An evacuated tube containing an anode and a cathode that generates cathode rays (electrons) when operated at a high voltage. The cathode rays produce an image on a screen when they strike phosphors on the screen, causing them to glow.

Schematic of a cathode ray tube

Aquadag

The colloidal graphite coating in cathode-ray or television tubes.

See also: Aquadag, Cathode Ray, Crookes, William, Deflection Coils, Deflection Plates, Electron, Electron Gun, Electrostatic Deflection, Focusing Anode, Horizontal Deflection Plates, Persistence, Vacuum Tube, Vertical Deflection Plates, Vidicon.

Previous PageView links to and from this pageNext Page

Subjects: Computing Electronics Physics