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A telephone jack and a telephone plug are electrical connectors for connecting a telephone set or other telecommunications apparatus to the telephone wiring inside a building, establishing a connection to a telephone network. The plug is inserted into its counterpart, the jack, which is commonly affixed to a wall or baseboard. The standards for ...
The first types of small modular telephone connectors were created by AT&T in the mid-1960s for the plug-in handset and line cords of the Trimline telephone. [1] Driven by demand for multiple sets in residences with various lengths of cords, the Bell System introduced customer-connectable part kits and telephones, sold through PhoneCenter stores in the early 1970s. [2]
Building information modeling extends the three primary spatial dimensions (width, height and depth), incorporating information about time (so-called 4D BIM), [35] cost (5D BIM), [36] asset management, sustainability, etc. BIM therefore covers more than just geometry. It also covers spatial relationships, geospatial information, quantities and ...
600 series connectors. A 600 series connector is an obsolete three-pin connector with up to six conductors.. It was for many years the standard telephone service connector in Australia, used on rural party lines and the national Postmaster-General's Department (later Telstra) landline network, but has since the 1970s been superseded by the six position modular connector in this application.
W: wall-mount; L: lamp-mount; S: single-line; M: multi-line; X: complex jack; For example, RJ11 comes in two forms: RJ11W is a jack from which a wall telephone can be hung, while RJ11C is a jack designed to have a cord plugged into it. A cord can be plugged into an RJ11W as well.
A keystone module for a CAT5 network cable A 3-port keystone wall plate. A keystone module is a standardized snap-in package for mounting a variety of low-voltage electrical jacks or optical connectors into a keystone wall plate, face plate, surface-mount box, or a patch panel.
Robert McLeish, who worked at the BBC, uses jack or jack socket for the female and jack plug for the male connector in his 2005 book Radio Production. [4] The American Society of Mechanical Engineers , as of 2007, says the more fixed electrical connector is the jack, while the less fixed connector is the plug, without regard to the gender of ...
Irish, Malaysian and Singaporean phone sockets are normally wired, as per the international standard, with the line carried on the centre pair (pin 3 and 4). However, although rarely connected in practice, Irish phone jacks also contain a ringing capacitor circuit very similar to their UK counterparts. This is carried on pin 5.
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