Cathode ray tubes (CRTs) were an important component of TV and computer screens, accounting for 50% to 70% of their price.
Under Chief Executive Steve Jobs, Apple has mastered the art of turning microprocessors and cathode ray tubes into objects of mass desire.
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But now the simple invention of a cathode ray tube, transforming light into electrons, registering their impact on the magnetic tape, had torn the curtain away.
Even in the United States of America in the year 2011, there are still people who use candy bar phones, watch cathode ray TVs and buy compact discs.
The last century has seen only a few major display innovations, among them the move from black-and-white monitors to color and the introduction of flat, liquid crystal displays to replace cathode ray tubes.
Before the introduction of magnetic tape, digital storage for early computers used punched cards, paper tape as well as more exotic technologies such as mercury delay lines and the phosphors on cathode ray tubes.
"These cartels for cathode ray tubes are 'textbook cartels': they feature all the worst kinds of anticompetitive behaviour that are strictly forbidden to companies doing business in Europe, " said EU Competition Commissioner Joaquin Almunia.
It said that it was concerned that the regulator had calculated the fine based of the number of TV sets and PC monitors sold by LG Electronics in Europe rather than the sales of just cathode ray tubes.
For example cathode ray tubes those monstrous glass blobs found behind the housings of all of our old TVs and monitors, cost far more to process properly and safely than the value they can produce from the lead, copper and glass in them.
Traditionally, cathode-ray tubes (CRTs) were somewhat different, depending on whether they were being used for computer monitors or televisions.
The source itself works a little like the cathode-ray tube of a television.
TVs made with bulky cathode-ray tubes, initially made Japanese firms look bad.
The red, green and blue components of the signal are fed into three separate high-definition cathode-ray tubes (in effect, fancy black-and-white televisions).
The South Korean firm is among a number of manufacturers that have been accused of fixing prices of TV and computer monitor cathode-ray tubes.
They're also brighter than cathode-ray displays, thanks to improvements in design and manufacture, as well as the introduction of blue LEDs, made widely available in the mid-1990s.
When it came to scoreboards for sports stadiums, incandescent bulbs were no match for cathode-ray tubes (CRTs) used in the giant video displays pioneered by Sony and Mitsubishi.
Early research involved a colleague lying in a deckchair in the night-time open air with a piece of string to measure the meteors, while he observed electromagnetic signals on a cathode-ray tube in a nearby hut.
Unaudited consolidated financial results for the fourth quarter ending Dec. 31, 2012 showed a net loss of KRW 468 billion (USD 428.96 million) which reflects a fine related to alleged cathode-ray tube pricing issues imposed by the European Commission in December.
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