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Term Main definition
Ad hoc RF network

An RF network that exists only for the duration of the communication. Ad hoc networks are continually set up and torn down as needed.

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With respect to optical fiber, a passive device used to join two connectors and fiber cores together. The adapter is defined by connector type, such as SC, FC, ST, LC, MT-RJ, and FDDI. Hybrid adapters can be used to join dissimilar connectors together, such as SC to FC. The adapter

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A device used to change one connector type to another (RJ45 to D Type) or one gender to another (BNC Male to BNC Female).

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Acquisition Design and Construction contractor. Contract company with overall responsibility for the delivery of a project.

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ADC Build Extranet -

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An identifier that uniquely identifies nodes or network segments on a network.

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Adjustable attenuator

An attenuator in which the level of attenuation is varied with an internal adjustment. Also known as variable attenuator.

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With respect to structured cabling, the procedures and standards used to accurately keep track of the various circuits and connections, as well as records pertaining to them. The ANSI/TIA/EIA-606 Administration Standard for Telecommunications Infrastructure of Commercial Buildings defines specifications for this purpose.

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Advanced Intelligent Network (AIN)
Developed by Bell Communications Research, a telephone network architecture that separates the service logic from the switching equipment. This allows the rapid deployment of new services with major equipment upgrades.
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Aerial cable

Telecommunications cable installed on aerial supporting structures such as poles, towers, sides of buildings, and other structures.

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Above Ground Level is antenna height from ground level to the bottom of the antenna.

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Air polishing

Polishing a connector tip in a figure-eight motion without using a backing for the polishing film.

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Antenna Interface Standards Group

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Alco Wipes
A popular brand of medicated wipes premoistened with alcohol.
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Alien crosstalk (AXT)

The crosstalk noise experienced by two or more adjacent twisted pair cables; measured in the lab by performing a 6-around-one test where six disturber cables impose crosstalk on the cable in the center (disturbed cable).

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