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transmission line lead

См. также в других словарях:

  • Transmission line — This article is about the radio frequency transmission line. For the power transmission line, see electric power transmission. In communications and electronic engineering, a transmission line is a specialized cable designed to carry alternating… …   Wikipedia

  • lead-in — n. 1. (Elec.) a wire connecting an antenna to a receiver or a transmitter to a transmission line. [WordNet 1.5] 2. (Radio and Television Broadcasting) The short segment of a program or program script introducing and immediately preceding another… …   The Collaborative International Dictionary of English

  • lead-in — noun 1. the introductory section of a story it was an amusing lead in to a very serious matter • Syn: ↑lead, ↑lede • Hypernyms: ↑section, ↑subdivision • Part Holonyms: ↑ …   Useful english dictionary

  • Line-of-sight propagation — refers to electro magnetic radiation including light emissions traveling in a straight line. The rays or waves are diffracted, refracted, reflected, or absorbed by atmosphere and obstructions with material and generally cannot travel over the… …   Wikipedia

  • Line source — A line source is a source of air, noise, water contamination or electromagnetic radiation that emanates from a linear (one dimensional) geometry. The most prominent linear sources are roadway air pollution, aircraft air emissions, roadway noise,… …   Wikipedia

  • Electric power transmission — Electric transmission redirects here. For vehicle transmissions, see diesel electric transmission. 400 kV high tension transmission lines near Madrid Electric power transmission or high voltage electric transmission is the bulk transfer of… …   Wikipedia

  • Twin-lead — is a two conductor ribbon cable commonly used as a transmission line for balanced transmission of radio frequency signals. It is made in several different sizes, with values of 450, 300, and 75 ohms characteristic impedance. The most common, 300… …   Wikipedia

  • Feed line — The Feed line in a radio transmission, reception or transceiver system is the physical cabling that carries the RF signal to and/or from the antenna. It is also called a transmission line. When operating properly, and under ideal conditions, the… …   Wikipedia

  • Balanced line — In telecommunications and professional audio, a balanced line or balanced signal pair is a transmission line consisting of two conductors of the same type, and equal impedance to ground and other circuits. [Young EC, The Penguin Dictionary of… …   Wikipedia

  • Ladder line — or window line is a type of transmission line similar to twin lead for balanced connection of antennas. Ladder line is constructed as a pair of evenly spaced wires with supportive plastic webbing holding the wires apart. The plastic webbing has… …   Wikipedia

  • Manual transmission — Transmission types Manual Sequential manual Non synchronous Preselector Automatic Manumatic Semi automatic Electrohydraulic …   Wikipedia

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