radiated spectrum
21electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …
22Spectroscopy — Analysis of white light by dispersing it with a prism is example of spectroscopy. Spectroscopy ( …
23Electromagnetic interference — RIV redirects here. For other uses, see RIV (disambiguation). Electromagnetic interference in analog TV signal Electromagnetic interference (or EMI, also called radio frequency interference or RFI) is disturbance that affects an electrical… …
24astronomy — /euh stron euh mee/, n. the science that deals with the material universe beyond the earth s atmosphere. [1175 1225; ME astronomie ( < AF) < L astronomia < Gk. See ASTRO , NOMY] * * * I Science dealing with the origin, evolution, composition,… …
25Photonic metamaterial — Electromagnetism Electricity · …
26Metamaterial antenna — This Z antenna tested at the National Institute of Standards and Technology is smaller than a standard antenna with comparable properties. Its high efficiency is derived from the Z element inside the square that acts as a metamaterial, greatly… …
27List of electronics topics — Alphabetization has been neglected in some parts of this article (the b section in particular). You can help by editing it. This is a list of communications, computers, electronic circuits, fiberoptics, microelectronics, medical electronics,… …
28ГОСТ Р ИСО/МЭК 19762-4-2011: Информационные технологии. Технологии автоматической идентификации и сбора данных (АИСД). Гармонизированный словарь. Часть 4. Общие термины в области радиосвязи — Терминология ГОСТ Р ИСО/МЭК 19762 4 2011: Информационные технологии. Технологии автоматической идентификации и сбора данных (АИСД). Гармонизированный словарь. Часть 4. Общие термины в области радиосвязи оригинал документа: ALOHA [ALOHA slotted]:… …
Словарь-справочник терминов нормативно-технической документации
29Transmitter — For biologic transmitters, see transmitter substance. Commercial FM broadcasting transmitter at radio station WDET FM, Wayne State University, Detroit, USA. It broadcasts at 101.9 MHz with a radiated power of 48 kW. In electronics and… …
30Low frequency — or LF refers to Radio Frequencies (RF) in the range of 30 kHz ndash;300 kHz. In Europe, and parts of Northern Africa and of Asia, part of the LF spectrum is used for AM broadcast service. In the western hemisphere, its main use is for aircraft… …