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.

Dim lights in order to make the electron beam more visible. Wire up the heater and accelerator contacts (and also deflector contacts, if desired) on the tube to the power supply (or supplies). If ...

Perhaps nothing added quite so much to the charm of vacuum tube circuits from back in the heyday of the vacuum tube as did the “Magic Eye” indicating tube. With the ghostly green glow of its circular ...

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, ...

SAN FRANCISCO (Reuters) - Five companies including Samsung SDI Co Ltd and Koninklijke Philips agreed to pay a total of $528 million to resolve a class action lawsuit alleging price fixing in the ...

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