direct driven antenna
31Software-defined radio — A Software Defined Radio (SDR) system is a radio communication system where components that have typically been implemented in hardware (i.e. mixers, filters, amplifiers, modulators/demodulators, detectors. etc.) are instead implemented using… …
32F-14 Tomcat — infobox Aircraft name= F 14 Tomcat caption= An F 14A Tomcat from the USS Nimitz during Operation Southern Watch type= Interceptor/multi role Fighter aircraft manufacturer= Grumman Northrop Grumman first flight= 21 December 1970 introduction=… …
33space exploration — Investigation of the universe beyond Earth s atmosphere by means of manned and unmanned spacecraft. Study of the use of rockets for spaceflight began early in the 20th century. Germany s research on rocket propulsion in the 1930s led to… …
34plasma — plasmatic /plaz mat ik/, plasmic, adj. /plaz meuh/, n. 1. Anat., Physiol. the liquid part of blood or lymph, as distinguished from the suspended elements. 2. Cell Biol. cytoplasm. 3. whey. 4. a green, faintly translucent chalcedony. 5. Physics. a …
35Physical Sciences — ▪ 2009 Introduction Scientists discovered a new family of superconducting materials and obtained unique images of individual hydrogen atoms and of a multiple exoplanet system. Europe completed the Large Hadron Collider, and China and India took… …
36Wage slavery — is a term first coined by the Lowell Mill Girls in 1836, [ [http://books.google.com/books?id=YXT kSv1btIC pg=PA87 lpg=PA87 dq=lowell+%22wage+slavery%22 source=web ots=WsT3bkI 0G sig=w7N0JGBskFiUHReS 00amVMNaPY hl=en Artisans Into Workers: Labor… …
37Dark matter — Not to be confused with antimatter, dark energy, dark fluid or dark flow. For other uses, see Dark Matter (disambiguation) …
38History of Belgium — The history of Belgium, from pre history to the present day, is intertwined with the histories of its European neighbours, in particular those of the Netherlands and Luxembourg. A feature of modern history is the number of wars between other… …
39MythBusters (2006 season) — Country of origin Australia United States No. of episodes 28 (includes 2 specials) Broadcast Original channel Discovery Channel …
40Transmitter — 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… …
