two-wire lines

two-wire lines

A transmission channel made up of only two wires, such as used in the common dial-up telephone network.
References in periodicals archive ?
LTV-CTE-920-42Both models offer 1080p (19201080) resolution at 25 frames/second and use existing RG59 cabling or two-wire lines.
Here, central office two-wire lines are fed through a channel bank, where they are converted to a DS1 rate.
It was impractical to provide the New Jersey offices with tandem service through our New York switch and corporate network to regional offices because of the marginal quality of the available two-wire lines.