- tone-on-idle signaling
- передача тонального сигнала в паузах
Большой англо-русский и русско-английский словарь. 2001.
tone-on-idle signaling
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Signaling System No. 5 — CCITT5 [http://www.itu.int/rec/T REC Q.140 Q.180/en ITU T Recommendation Q.140 Q.180] Specifications of Signalling System No. 5] was a multi frequency (MF) telephone signalling system in use from the 1970s for International Direct Distance… … Wikipedia
Tone remote — General Electric Mobile Radio, unknown year). This GE manual covers tone and DC remotes. ] [To confirm the use of the phrase tone remote as accurate in describing this type of device, please see US Patent and Trademark Office patent ID 6950653,… … Wikipedia
signaling, in-band — A type of signaling using an AC signal (usually 2600 Hz) within the normal voice band. This signal can be transmitted from end to end of a long voice circuit without an intermediate signaling equipment. Since the signaling is audible, the… … IT glossary of terms, acronyms and abbreviations
Single-frequency signaling — (SF) is line signaling (in telephony) in which dial pulses or supervisory signals are conveyed by a single voice frequency tone in each direction. SF and similar systems were used in 20th century carrier systems.An SF signaling unit converts DC… … Wikipedia
single-frequency signaling — A signaling system that uses a 2600Hz in band signal on the voice path. The tone is on in the idle condition, pulsed for dialing, and off when the circuit is in use … IT glossary of terms, acronyms and abbreviations
Number One Crossbar Switching System — The Number One Crossbar Switching System, or 1XB switch, was the primary urban local telephone exchange design used by the Bell System in the mid 20th century. Its switch fabric topology was based on the earlier urban panel switch system, which,… … Wikipedia
Telephone exchange — A telephone operator manually connecting calls with cord pairs at a telephone switchboard. In the field of telecommunications, a telephone exchange or telephone switch is a system of electronic components that connects telephone calls. A central… … Wikipedia
telephone — telephoner, n. /tel euh fohn /, n., v., telephoned, telephoning. n. 1. an apparatus, system, or process for transmission of sound or speech to a distant point, esp. by an electric device. v.t. 2. to speak to or summon (a person) by telephone. 3.… … Universalium
Economic Affairs — ▪ 2006 Introduction In 2005 rising U.S. deficits, tight monetary policies, and higher oil prices triggered by hurricane damage in the Gulf of Mexico were moderating influences on the world economy and on U.S. stock markets, but some other… … Universalium
2600 hertz — 2600 Hz is the frequency in hertz (cycles per second) that AT T formerly put as a steady signal on any long distance telephone line that was not currently in use. Prior to widespread use of out of band signaling, AT T used in band signaling,… … Wikipedia
Number Five Crossbar Switching System — The Number Five Crossbar Switching System or 5XB switch, designed by Bell Labs and made by Western Electric, was in use in Bell System telephone exchanges from 1948 to the 1980s. Its principal use was as a Class 5 telephone switch, though… … Wikipedia
