tone telephone

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• Telephone keypad — A telephone keypad is a keypad that appears on a “Touch Tone” telephone. It was standardised when the dual tone multi frequency (DTMF) system was introduced in the 1960s, and replaced the rotary dial.The contemporary keypad is laid out in a 3… …   Wikipedia

• Tone — may refer to: MusicTheory* Pitch (music), the perceived frequency of a note or sound (see also pure tone) * Note, the name of a pitch * Whole tone, or major second, a commonly occurring musical interval * Timbre, the quality of a musical note or… …   Wikipedia

• tone dialing — tone dialing, adj. a system of calling telephone numbers wherein tones of differing pitch corresponding to the digits in the number called are electronically generated by manipulating pushbuttons (contrasted with pulse dialing). * * * n. a method …   Useful english dictionary

• tone dialling — noun A telephone dialling system in which digits are transmitted as a combination of tones • • • Main Entry: ↑tone * * * ˈtone dialling 7 [tone dialling] (NAmE ˈtone dialing) …   Useful english dictionary

• Telephone recording laws — are laws that govern the civilian recording of telephone conversations by the participants (as opposed to laws controlling government or law enforcement wiretapping).Telephone tapping is officially strictly controlled in many countries to… …   Wikipedia

• tone dialling — UK US UK (US tone dialing) noun [U] COMMUNICATIONS ► a system that uses a different electronic sound for each number to make a connection with the telephone line: » Other features of this phone include electronic push buttons with tone dialling.… …   Financial and business terms

• tone dialing — tone dialing, adj. a system of calling telephone numbers wherein tones of differing pitch corresponding to the digits in the number called are electronically generated by manipulating pushbuttons (contrasted with pulse dialing). * * * …   Universalium

• 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

• 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

• 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 call — A telephone call is a connection over a telephone network between the calling party and the called party. Information transmissionA telephone call may carry ordinary voice transmission using a telephone, data transmission when the calling party… …   Wikipedia