cathode ray tube


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cath·ode ray tube (CRT),

an evacuated tube containing a beam of electrons that can be deflected to various parts of a fluorescent screen; used in the cathode ray oscilloscope.

cathode ray tube (CRT)

a vacuum tube that focuses a beam of electrons onto a spot on a screen coated with a phosphor, creating a visible image of information on the face of the tube. The CRT is one type of computer monitor.

cathode ray tube

See Video display unit.

cath·ode ray tube

(CRT) (kathōd rā tūb)
An evacuated tube containing a beam of electrons that can be deflected to various parts of a fluorescent screen; used in the cathode ray oscilloscope.
References in periodicals archive ?
Laptop computers contain much less lead than cathode ray tubes do.
In July 2001, Hitachi announced that it would withdraw from business of cathode ray tubes for PC monitors.
With 35,000sqft of processing space, the factory will have the capacity to recycle 500,000 cathode ray tubes a year - around five per cent of the total UK annual volume of redundant tubes.
Sony will cease production of cathode ray tubes for computers at its manufacturing plant in the San Diego community of Rancho Bernardo by April 1.
principally manufactures and distributes world-wide cathode ray tubes in the replacement market for use in television sets and data display screens, including computer monitors, monitors, medical monitoring equipment and various other data display applications.
The San Jose based company's plan is to manufacture a flattened television using a form of field emission display technology it calls ``thin CRT'' for the cathode ray tubes that power today's TVs and desktop computer monitors.
Founded in 1904 and formerly known as City Metals, AMI offers an array of recycling service for metals, plastics, glass and electronic scrap, including the handling of cathode ray tubes (CRTs) within computer and TV monitors.
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.