phantom circuit
nounElectricity.
a circuit derived from two suitably arranged pairs of wires, each pair being a circuit (side circuit ) and also acting as one half of an additional derived circuit, the entire system providing the capabilities of three circuits while requiring wires for only two.
Origin of phantom circuit
1First recorded in 1880–85
Words Nearby phantom circuit
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use phantom circuit in a sentence
The phantom circuit uses one of the physical pairs as a wire of its line.
Cyclopedia of Telephony and Telegraphy, Vol. 2 | Kempster MillerA phantom circuit is formed most simply when both physical lines end in the same two offices.
Cyclopedia of Telephony and Telegraphy, Vol. 2 | Kempster MillerIn doing so, each phantom circuit is transposed with proper regard to each of the other three on that twenty-wire line.
Cyclopedia of Telephony and Telegraphy, Vol. 2 | Kempster Miller
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