AT&T Archives: Advanced Mobile Phone Service (AMPS), a 1978 film on cell phones

AT&T Archives: Advanced Mobile Phone Service (AMPS), a 1978 film on cell phones For more from the AT&T Archives, visit http://techchannel.att.com/archives Using simple graphics, this film, made in 1978, illustrates the concept of cellular telephony in easily-understood terms, which are instructive even today, since the basic idea of dividing a service area into a pattern…

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