Plain Old Telephone System


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Plain Old Telephone System

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Each brigade level headquarters received 25 (digital) Cisco 7940 VoIP phones and another 24 analogue plain old telephone system phones for that building and the surrounding area.
In the "plain old telephone system" (POTS), once a dedicated circuit connects the call, your voice is transmitted by a 4 kilohertz analog wave form via a process known as frequency division multiplexing.
And it used to be that you had one choice of technology: The plain old telephone system (POTS).
Because the plain old telephone system (POTS) uses balanced, differential cabling, transformers must maintain the balance.