cathode ray


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Related to cathode ray: cathode ray oscilloscope

cathode ray

a stream of electrons emitted by a negative electrode when it is bombarded by positive ions, in a gaseous discharge device called a cathode ray tube. The ray is focused and deflected by electromagnets that control the position at which it strikes a screen coated with a phosphor, creating a visible pattern.

cathode ray

A ray composed of negatively charged electrons discharged by a cathode through a vacuum, moving in a straight line and producing x-ray photons upon hitting solid matter.
See also: ray
References in periodicals archive ?
Bridgend plant to specialise in making cathode ray tubes.
As the previous article did, this one will look at three pieces of "hardware," a computer's central processing unit (CPU), a monitor (with a cathode ray tube or CRT device) and a printer.
17 /PRNewswire/ -- Cathode ray tube manufacturer, Video Display Corporation, (NASDAQ-NMS: VIDE) announced that the company has incorporated a new subsidiary to specialize in camera tube imaging, infrared technology and military cathode ray tubes.
CEC) of Loves Park, Illinois, to combine the monochrome cathode ray tube (CRT) operations of the two companies.
Clarifying and narrowing the scope of the bill to include only cathode ray tube devices and other video display devices that the Department of Toxic Substances Control determines contain hazardous waste.
This segment of the display market is currently a much smaller segment than the low information content segment, but is expected to grow more rapidly through the 1990s, particularly when a flat panel technology emerges that can provide a cost and performance effective alternative to the cathode ray tube.
According to a report in the Recycling Policy NewsBriefs E-mail Bulletin from Raymond Communications, this version of the bill states that manufacturers must ensure collection of cathode ray tubes (CRTs), or they must show membership in a national take-bake organization that accomplishes the same thing.
Cathode ray tubes (CRTs) have been banned from disposal in Massachusetts and California, and illegal dumping is a growing concern for environmental officials, they note.
The company also operates a cathode ray tube (CRT) recycling plant in a separate facility that can handle leaded glass scrap.
and Dlubak Glass Company of Upper Sandusky, Ohio, have entered into an exclusive partnership for the responsible recycling of glass from old televisions, computer monitors and cathode ray tubes (CRTs).