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Category 2 cable, also known as Cat 2, is a grade of unshielded twisted pair cabling designed for telephone and data communications. The maximum frequency suitable for transmission over Cat 2 cable is 4 MHz, and the maximum bandwidth is 4 Mbit/s. [1] [2] Cat 2 cable contains 4 pairs of wires, or 8 wires total. [3]
Category 2 or Category II may refer to: Category 2 cable, a grade of unshielded twisted pair cabling; Category 2 tropical cyclone, on any of the Tropical cyclone scales; Category 2 pandemic, on the Pandemic Severity Index, an American influenza pandemic with a case-fatality ratio between 0.1% and 0.5%
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Telecommunications cable is a type of guided transmission medium. Telecommunications are based on transmitting and receiving modulated waves/signals through a medium. Types of telecommunications cable include: [1] [2] electrical cables when electric current is carried; transmission lines and waveguides when electromagnetic waves are transmitted; optical fibers when light signals are transmitted.
Balanced pairs are used for purposes requiring low cost, and coaxial or optical cables for television and other purposes requiring high bandwidth. Subcategories This category has the following 3 subcategories, out of 3 total.
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Electrical cable, an assembly of one or more wires which may be insulated, used for transmission of electrical power or signals Coaxial cable, an electrical cable comprising an inner conductor surrounded by a flexible, tubular insulating layer, coated or surrounded by a tubular conducting shield; Power cable, a cable used to transmit electrical ...
Telecommunications power cable, as described in Telcordia GR-347 & GR-347, [1] consist of a stranded copper conductor used in AC/DC circuits up to 600 V that are insulated with non-halogen, limited smoke, polyolefin materials that are heat-resistant, moisture-resistant, and flame-retardant. These cables are provided as either Class B (standard ...