Wideband Communications Equipment, Ground Radio

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Language: English

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A Land Mobile Satellite System (LMSS) provides voice, data and related communications services to moving vehicles and persons. This also makes for a situation where each bit, whether it be 0 or 1, takes exactly the same amount of time to transmit along the network: With sine wave signal voltages, many of the problems encountered with square wave digital signals are minimized, although the circuitry required to modulate (and demodulate) the network signals is more complex and expensive.

Pages: 0

Publisher: PN (1990)


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