RELAYS - simultaneously SATELLITE • Geostationary orbit...

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RELAYS Broadcasters use relays to move programs, live reports, and other material from point A to point B.
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RELAYS Wired Relays POTS Coaxial Cable Fiber Optic Cable
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RELAYS Over the Air Relays Microwave Satellite
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MICROWAVE Small antennas with dishes transmit concentrated UHF signal. Line of sight. Typical range is 30 miles. Range varies on topography.
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SATELLITE Signal can span great distances, even oceans. Can accommodate multiple users. Multiple stations can receive same signal
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Unformatted text preview: simultaneously. SATELLITE • Geostationary orbit. • 22,300 miles above the earth. • Revolve around the earth at the same rate the earth turns on its axis. SATELLITE • Need an uplink and a downlink. • Transponders on the satellite bounce the signal back to earth, much like a mirror. • Did you ever witness the time delay? SATELLITE • Several types: KU band C Band Digital DBS SATELLITE • Other stuff: International Mix-Minus Home uses/ scrambling...
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This note was uploaded on 04/29/2008 for the course JMC 142 taught by Professor Zaromski during the Spring '08 term at Wisconsin Milwaukee.

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RELAYS - simultaneously SATELLITE • Geostationary orbit...

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