Перевод: с русского на все языки

со всех языков на русский

single-frequency tone

См. также в других словарях:

  • 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

  • Tone letter — Register (level) tone ˥ ˦ ˧ ˨ ˩ IPA number 519–523 Entity …   Wikipedia

  • Tone — A&V Typically refers to a single frequency audio signal used as a level setting reference …   Audio and video glossary

  • Off-hook tone — The off hook tone (also receiver off hook tone or off hook warning) is a telephony signal used to alert a user that the telephone has been left off hook for an extended period, effectively disabling the telephone line. See permanent signal.… …   Wikipedia

  • tone dialing — noun a system of telephone dialing in which each digit is transmitted as a burst of a single audio frequency …   Wiktionary

  • frequency — The number of regular recurrences in a given time, e.g., heartbeats, sound vibrations. [L. frequens, repeated, often, constant] best f. SYN: characteristic f.. characteristic f. f. at which a given neuron responds to the least sound intensity.… …   Medical dictionary

  • Continuous Tone-Coded Squelch System — In telecommunications, Continuous Tone Coded Squelch System or CTCSS is a circuit that is used to reduce the annoyance of listening to other users on a shared two way radio communications channel. It is sometimes called tone squelch. Where more… …   Wikipedia

  • Orthogonal frequency-division multiplexing — Passband modulation v · d · e Analog modulation AM · …   Wikipedia

  • Combination tone — A combination tone, also called a sum tone or a difference tone (also occasionally resultant tone), can be any of at least three similar psychoacoustic phenomena. When two tones are played simultaneously, a listener can sometimes perceive an… …   Wikipedia

  • Answer tone — is a feature of wireline modems.The answer tone is the first signal sent by the answering modem after the billing delay. In its most basic form, it is a single continuous tone with a frequency of 2100 Hz (or 2225 Hz for Bell modes). It is the… …   Wikipedia

Поделиться ссылкой на выделенное

Прямая ссылка:
Нажмите правой клавишей мыши и выберите «Копировать ссылку»