If you’re old enough to remember Cathode Ray Tube (CRT) Televisions, you probably remember that Sony sold the top products. Their Trinitron tubes always made the best TVs and Computer Monitors.

Between his 1874 discovery and his invention of cathode-ray tube in 1897, Braun moved from strength to strength in his teaching career. Having started out as a teacher at a Gymnasium (school ...

For old-timers, CRTs — cathode ray tubes — were fixtures as kids sat in front of TVs watching everything from Howdy Doody to Star Trek. But there’s at least one generation that thinks TVs ...

A cold cathode is a cathode in a gas-filled electron tube that is not heated by a filament. The voltage potential within the tube is sufficient to ionize the gas and cause the current to flow.

See DLP and 3LCD. In the 1980s, the first data projectors weighed more than 40 pounds, using a single cathode ray tube (CRT) to project a monochrome image. When color units came out, they weighed ...

For those of you too young to remember, the primary form of home display before flat screens was cathode-ray tube televisions, or “CRTs” for short. CRTs were the original format for home ...