CCT109H5 Lecture Notes - Lecture 3: Police Radio, Chemical Process, Optical Fiber

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CCT109H5 Full Course Notes
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CCT109H5 Full Course Notes
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Pre-introduction: fibre optic cable: purpose: be able to transmit data at a quicker speed, a . 6 billion dollar fibre optic cable is planning to be built that connects japan and uk. Unlike writing, technical media do not utilize the code of a workaday language. Electric telegraph (1836: decisively separates communication from transportation, august 16, 1858, reduces the communication time between north america and. Europe from 10 days - the time it took to deliver a message by ship - to. Instantaneous : cable was laid across canada to uk, data and information travel around 10 days to instantaneous. Ballistics - automatic aiming of antiaircraft guns: ex. Codes - automatic breaking of germany"s secret coded messages. There was a need and i could see it was a market that nobody owned - galvin, ceo. The motorola police cruiser one way radio was designed to receive broadcasts in police cars.

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