direction-finding receiver

См. также в других словарях:

• Direction finding — (DF) refers to the establishment of the direction from which a received signal was transmitted. This can refer to radio or other forms of wireless communication. By combining the direction information from two or more suitably spaced receivers… …   Wikipedia

• Amateur radio direction finding — Sport imagesize = 250px caption = A German competitor on a two meter ARDF course. union = International Amateur Radio Union nickname = first = 1950s, in northern and eastern Europe registered = clubs = contact = Non contact team = Individual… …   Wikipedia

• direction finding — A procedure for obtaining bearings of radio frequency emitters by using a highly directional antenna and a display unit on an intercept receiver or ancillary equipment …   Military dictionary

• direction finder — direction finding. Radio. a receiver with a loop antenna rotating on a vertical axis, used to ascertain the direction of incoming radio waves. [1910 15] * * * ▪ instrument or  radio direction finder        radio receiver and antenna system for… …   Universalium

• Receiver operating characteristic — In signal detection theory, a receiver operating characteristic (ROC), or simply ROC curve, is a graphical plot of the sensitivity vs. (1 specificity) for a binary classifier system as its discrimination threshold is varied. The ROC can also be… …   Wikipedia

• Radio direction finder — Civil Air Patrol members practice using a handheld radio direction finder to locate an emergency locator transmitter …   Wikipedia

• Superheterodyne receiver — A 5 tube superheterodyne receiver made in Japan around 1955 In electronics, a superheterodyne receiver (sometimes shortened to superhet) uses frequency mixing or heterodyning to convert a received signal to a fixed intermediate frequency, which… …   Wikipedia

• Cardinal direction — Cardinal point redirects here. For other uses of the term, see Cardinal point (disambiguation). A compass rose showing the four cardinal directions, the four ordinal directions, plus eight further divisions. The four cardinal directions or… …   Wikipedia

• Radiogoniométrie sportive — Concurrent allemand opérant sur la bande des 2 mètres. La radiogoniométrie sportive également appelée « chasse au renard » dans sa version ludique est une course d orientation chronométrée qui combine à la fois les techniques de la …   Wikipédia en Français

• Radiogoniometrie sportive — Radiogoniométrie sportive Concurrent allemand opérant sur la bande des 2 mètres. La radiogoniométrie sportive également appelée « chasse au renard » dans sa version ludique est une course d orientation chronométrée qui combine à la …   Wikipédia en Français

• Radiogoniométrie Sportive — Concurrent allemand opérant sur la bande des 2 mètres. La radiogoniométrie sportive également appelée « chasse au renard » dans sa version ludique est une course d orientation chronométrée qui combine à la fois les techniques de la …   Wikipédia en Français