co-frequency operation
81Kenwood Corporation — Infobox Company company name = Kenwood Corporation company company type = Public Tyo|6765 foundation = 1946 location = Hachiōji, Tokyo, Japan key people = Haruo Kawahara CEO industry = Consumer electronics, electronics products = Consumers… …
82Vertical-cavity surface-emitting laser — The vertical cavity surface emitting laser (VCSEL; [v ɪxl] ) is a type of semiconductor laser diode with laser beam emission perpendicular from the top surface, contrary to conventional edge emitting semiconductor lasers (also in plane lasers)… …
83G. W. Pierce — Infobox Scientist name = George Washington Pierce box width = caption = George Washington Pierce birth date =birth date|1872|1|11 birth place = Webberville, Texas death date = death date and age|1956|8|25|1872|1|11 death place = residence =… …
84Helical antenna — Helical antennas can operate in one of two principal modes: normal (broadside) mode or axial (or endfire) mode.In the normal mode , the dimensions of the helix are small compared with the wavelength. The far field radiation pattern is similar to… …
85Owasco class cutter — USCGC Owasco (WPG 39), 1945. Her World War II armament of twin 5 /38 cal gun turrets is apparent here. Class overview Builders: (1) Western Pipe Steel (2) US Co …
86Grown-junction transistor — The grown junction transistor was the first type of bipolar junction transistor made [ [http://semiconductormuseum.com/PhotoGallery/PhotoGallery M1752.htm TRANSISTOR MUSEUM Historic Transistor Photo Gallery BELL LABS TYPE M1752] ] . It was… …
87London articulated bus controversy — The London articulated bus controversy was a series of events and press attention following the introduction of articulated, or bendy , buses into London, England. While articulated bus operation has been standard in many other countries, the UK… …
88Heterojunction — A heterojunction is the interface that occurs between two layers or regions of dissimilar crystalline semiconductors. These semiconducting materials have unequal band gaps as opposed to a homojunction. It is often advantageous to engineer the… …
89Videophone — A videophone, also known by the trademarked name Picturephone , is a telephone which is capable of both audio and video duplex transmission. It differs from videoconferencing in that it expects to serve individuals, not groups.Early historyIn… …
90Novatrans — Corporation is a Swiss company founded in 2003, with R D facilities in Israel which develops and commercializes a technology that was invented at The Weizmann Institute of Science. [ [http://www.weizmann.ac.il Weizmann] ] At the heart of the… …
