four-wire line

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four-wire line [′fȯr ‚wīr ′līn]

(electromagnetism)

A transmission line in which four conductors lie at the corners of a rectangle, and each conductor is in phase with the conductor at the opposite corner and out of phase with the conductors at adjacent corners.

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No references found			GIPS NEC for IADs (NEC - IAD) is designed for use in IAD gateways at the edge of a packet network to cancel the echo caused by the impedance mismatch where two-wire subscriber loop lines are connected to the four-wire lines of the long-haul trunk. Global IP Sound Introduces Echo Cancellation Software for IP Phone ... by Business Wire			four-piece set four-plus-one address four-point four-point bearing four-pole double-throw Four-Power Pact of 1933 Four-Power Treaty four-quadrant multiplier four-square house four-square plan four-stroke four-stroke cycle four-tape Four-Terminal Network four-track tape four-vector four-vector potential four-velocity four-way dip four-way reinforcement four-way reinforcing four-way switch four-way valve four-wheel drive four-wire circuit four-wire line four-wire repeater four-wire subscriber line four-wire terminating set Four-Year Sejm Four11 fourable fourable board Fourastie, Jean Fourastié, Jean fourble Fourcault process fourchite Fourcroy, Antoine François, comte de Fourcroy, Antoine-Francois Fourcroy, Antoine-François Fourdrinier machine fourfold Fourhorn Sculpin fourier Fourier analysis Fourier analyzer Fourier Coefficient Fourier expansion Fourier heat equation Fourier Integral			Four-Wave Parametric Oscillation four-way Four-way Box Four-way cock four-way cross four-way dip four-way reinforcement four-way reinforcing four-way server Four-way stop Four-way switch Four-way switch Four-way switch Four-way switch Four-way switch four-way valve four-wheel four-wheel drive four-wheel drive four-wheel drive four-wheel drives four-wheel drives Four-Wheel Independent Suspension Four-Wheel Steering Four-wheel-drive Four-wheel-drive four-wheeled four-wheeler four-wing flying fish Four-wire circuit four-wire line four-wire repeater four-wire subscriber line Four-wire terminating set Four-year degree Four-Year Scholarship Program Four-Year Sejm four-year-old Four11 fourable fourable board Fourastie, Jean Fourastié, Jean Fourb fourble Fourcault Fourcault process FourCC Fource Fource Fource Fource Fourche Fourche, Arkansas Fourches fourchette fourchette fourchette fourchettes fourchettes fourchite

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