The cathode ray tube amusement device is the earliest known interactive electronic game to use a cathode ray tube (CRT). It is a device that records and controls the quality of an electronic signal.

Lead recovery and recycling from cathode ray tube (CRT) glass represent a significant challenge and opportunity in the management of electronic waste. CRT glass, particularly from the funnel section, ...

Gerber Scientific Instrument Company Records, Archives Center, National Museum of American History, Smithsonian Institution. Collection items available for reproduction, but the Archives Center makes ...