traveling-wave antenna
81FM broadcast band — The FM broadcast band, used for FM broadcast radio by radio stations, differs between different parts of the world. In Europe and Africa (ITU region 1), it spans from 87.5 to 108.0 megahertz (MHz), while in America (ITU region 2) it goes only… …
82Microwave burn — This article is about injury from direct microwave exposure. For other microwave oven related injuries, see Hazard section of Microwave oven. Microwave burns are burn injuries caused by thermal effects of microwave radiation absorbed in a living… …
83Diffraction — Computer generated intensity pattern formed on a screen by diffraction from a square aperture …
84Empire State Building — Record height Tallest in the world from 1931 to 1972 …
85Global Positioning System — GPS redirects here. For other uses, see GPS (disambiguation). Geodesy Fundamentals …
86Milpitas, California — City of Milpitas   City   Milpitas City Hall …
87Hurricane Katrina — Infobox Hurricane Name=Hurricane Katrina Type=hurricane Year=2005 Basin=Atl Image location=Hurricane Katrina August 28 2005 NASA.jpg Formed=August 23, 2005 Dissipated=August 30, 2005 1 min winds=150 Pressure=902 Da Inflated=1 Damagespost=… …
88GPS — Global Positioning System. See NAVSTAR Global Positioning System. * * * ▪ navigation Introduction in full Global Positioning System space based radio navigation system that broadcasts highly accurate navigation pulses to users on or near… …
89gps — gallons per second. Also, GPS, g.p.s. * * * ▪ navigation Introduction in full Global Positioning System space based radio navigation system that broadcasts highly accurate navigation pulses to users on or near the Earth. In the United… …
90Optical fiber — A bundle of optical fibers A TOSLINK fiber optic audio c …
