- switchboard key
- Техника: коммутаторный ключ
Универсальный англо-русский словарь. Академик.ру. 2011.
Универсальный англо-русский словарь. Академик.ру. 2011.
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
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
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
Private branch exchange — A private branch exchange (PBX) is a telephone exchange that serves a particular business or office, as opposed to one that a common carrier or telephone company operates for many businesses or for the general public. PBXs are also referred to as … Wikipedia
распределительный щит — Комплектное устройство, содержащее различную коммутационную аппаратуру, соединенное с одной или более отходящими электрическими цепями, питающееся от одной или более входящих цепей, вместе с зажимами для присоединения нейтральных и защитных… … Справочник технического переводчика
распределительный щит — Комплектное устройство, содержащее различную коммутационную аппаратуру, соединенное с одной или более отходящими электрическими цепями, питающееся от одной или более входящих цепей, вместе с зажимами для присоединения нейтральных и защитных… … Справочник технического переводчика
Nortel — Networks Corporation Type Public OTC Markets Group: NRTLQ Industry Telecommunications … Wikipedia
Military equipment of Turkey — The military equipment of Turkey includes a wide array of arms, artilleries, large surface vessels, cannons, armored vehicles, mortars, unmanned vehicles and many different equipments. Contents 1 Historical development 1.1 General 1.2 1923 1950 … Wikipedia
United States — This article is about the United States of America. For other uses of terms redirecting here, see US (disambiguation), USA (disambiguation), and United States (disambiguation). United States of America … Wikipedia
Ringdown — Ringdown: In telephony, a method of signaling an operator in which telephone ringing current is sent over the line to operate a lamp or cause the operation of a self locking relay known as a drop . Ringdown (a) is used in manual operation, as… … Wikipedia
Аббревиатуры телефонии — Эта страница глоссарий. Аббревиатуры, используемые в телефонии и связи … Википедия