- local switchboard
- местный коммутатор
The New English-Russian Dictionary of Radio-electronics. F.V Lisovsky . 2005.
local switchboard
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Local telephone service — is the provision of telecommunications networks and services within a limited geographic region.Traditionally, local telephone service was provided by small companies based in given cities and towns as opposed to larger, national or international … Wikipedia
Telephone switchboard — PBX switchboard, 1975 A switchboard (also called a manual exchange) was a device used to connect a group of telephones manually to one another or to an outside connection, within and between telephone exchanges or private branch exchanges (PBXs) … Wikipedia
Kellogg Switchboard & Supply Company — was a major manufacturer of telephone exchange equipment. It was founded in Chicago, Illinois, by Milo G. Kellogg, an electrical engineer. Along with Western Electric (who supplied the Bell system), Automatic Electric (who supplied General… … Wikipedia
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National Runaway Switchboard — The National Runaway Switchboard Type 24 hour federally designated national communications system Founded 1971 Location Chicago Key people Maureen Blaha, Executive Director Area served United States and territories, including Puerto Rico, the U.S … 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 number — A telephone number or phone number is a sequence of digits used to call from one telephone line to another in a public switched telephone network. When telephone numbers were invented, they were short as few as one, two or three digits and were… … Wikipedia
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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
Business telephone system — Early model 464G Western Electric key telephone set A business telephone system is any of a range of a multiline telephone systems typically used in business environments, encompassing systems ranging from small key systems to large scale private … Wikipedia
Ship gun fire-control system — Mk 37 Director c1944 with Mk 12 (rectangular antenna) and Mk 22 orange peel Ship gun fire control systems (GFCS) enable remote and automatic targeting of guns against ships, aircraft, and shore targets, with or without the aid of radar or optical … Wikipedia
