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telephone circuit |
Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson | 0.03 sec. |
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telephone circuit [′tel·ə‚fōn ‚sər·kət] (electricity) The complete circuit over which audio and signaling currents travel in a telephone system between the two telephone subscribers in communication with each other; the circuit usually consists of insulated conductors, as ground returns are now rarely used in telephony. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Officials were unaware of the problem because of the failure of a telephone circuit used for remote monitoring at the Sanitation Districts' Central Alarm Center in Long Beach, according to the report. electric generators, telephone circuit switching, etc. Almost all 9-1-1 calls in the United States today are delivered on legacy CAMA trunks - a type of telephone circuit that enables the call-taker to receive both data and voice paths simultaneously, but that has been replaced in other industries by high speed digital circuits. |
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