Noun
telephone line (plural telephone lines)
The infrastructure which allows a single telephone to be connected to the network and conduct independent calls.
We're going to have to get a second telephone line installed at our house, because the teenagers spend so much time talking to their friends.
A Diebold 1063ix with a dial-up modem visible at the base Cash machines typically connect directly to their host or ATM Controller on either ADSL or dial-up modem over a telephone line or directly on a leased line. Source: Internet
A simple example: A telephone line is designed for transferring audible sounds, for example tones, and not digital bits (zeros and ones). Source: Internet
A traditional landline telephone system, also known as plain old telephone service (POTS), commonly carries both control and audio signals on the same twisted pair (C in diagram) of insulated wires, the telephone line. Source: Internet
A telephone line running alongside a power line for many miles will inevitably have more interference induced in one leg than the other since one of them will be nearer to the power line. Source: Internet
For this reason customers have to pay two fees, one to STC for activation of the ADSL service across the telephone line, and a second to an ISP to provide Internet service across the ADSL line. Source: Internet
Fewer radio stations (except on medium and major market, depending on daypart) maintain a call-in telephone line for promotions and gags, or to take record requests. Source: Internet