- sound-powered telephone
- безбатарейный телефонный аппарат, телефон безбатарейный
Большой англо-русский и русско-английский словарь. 2001.
sound-powered telephone
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Sound-powered telephone — A sound powered telephone is a communication device that allows users to talk to each other with the use of a handset, similar to a conventional telephone, but without the use of external power. This technology has been used for at least five… … Wikipedia
sound-powered telephone — ˈ ̷ ̷ˌ ̷ ̷ ̷ ̷ noun : a light telephone operated by current generated by the speaker s voice … Useful english dictionary
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
Telephone — The telephone (from the el. τῆλε, tēle , far and φωνή, phōnē , voice ) is a telecommunications device that is used to transmit and receive sound (most commonly speech), usually two people conversing but occasionally three or more. It is one of… … Wikipedia
Telephone tapping — Wiretap redirects here. For the radio program, see WireTap (radio program). Telephone tapping (also wire tapping or wiretapping in American English) is the monitoring of telephone and Internet conversations by a third party, often by covert means … Wikipedia
Field telephone — Field telephones are mobile telephones intended for military use, designed to withstand wartime conditions. They can draw power from their own battery, from a telephone exchange (via a central battery known as CB), or from an external power… … Wikipedia
History of the telephone — The history of the telephone chronicles the development of electrical technology that enabled bidirectional human speech conversations over distances farther than a person could shout.Telephone prehistoryMechanical devicesBefore the invention of… … Wikipedia
Cordless telephone — A cordless telephone with base. A cordless telephone or portable telephone is a telephone with a wireless handset that communicates via radio waves with a base station connected to a fixed telephone line, usually within a limited range of its… … Wikipedia
Headset (telephone/computer) — A headset is a headphone combined with a microphone. Used in call centers and by people in telephone intensive jobs, headsets provide the equivalent functionality of a telephone handset with hands free operation. Many people use headsets at the… … Wikipedia
Plain old telephone service — (POTS) is the voice grade telephone service that remains the basic form of residential and small business service connection to the telephone network in most parts of the world. The name is a reflection of the telephone service still available… … Wikipedia
Model 500 telephone — Western Electric model 500 set made in 1951 By 1975, the Model 500 layout … Wikipedia
