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Transmission Media

Teacher: Doug Edwards
Across
(2) optical fiber application carrying over 100,000 voice channels.
(2) can propagate through air.
(2) physical path between transmitter and receiver.
(2) fiber: long-haul transmission.
(3) Follows the curvature of the earth.
Antenna used in terrestrial microwave nd satellite apps.
(2) antenna power output in a particular direction.
Satellite to microwave relay transmission.
Overlapping frequency bands that distort or cancel a signal.
Satellite relay station sends signal up to satellite.
Light Emitting Diode
Has frequency allocation not regulated.
Down
Where light is guided in a fiber optic cable.
(2) frequency ranges at which the transmission media propagates the signal - without significant attenuation.
(3) has metal shielding that reduces interference.
(3) signal that bounces off the ionosphere and earth.
Line of sight propagation.
(2) cable made of two copper conductors.
Type of antenna that radiates in all directions.
Electric conductor used to radiate or collect electromagnetic energy in unguided media.
Injection laser diode
Organization that assigns frequency bands.