- High Power Radio Frequency
- Military: HPRF
Универсальный русско-английский словарь. Академик.ру. 2011.
Универсальный русско-английский словарь. Академик.ру. 2011.
High-energy radio-frequency weapons — (HERF) or High Power Radio Frequency weapons (HPRF) are weapons that use high intensity radio waves to disrupt electronics. They are a type of directed energy weapon. They operate similarly to electromagnetic pulse (EMP) devices, by inducing… … Wikipedia
Radio-frequency identification — (RFID) is a technology that uses radio waves to transfer data from an electronic tag, called RFID tag or label, attached to an object, through a reader for the purpose of identifying and tracking the object. Some RFID tags can be read from… … Wikipedia
High school radio — within the United States is almost as old as radio broadcasting itself. Simply defined as a radio station, with its studios located at a high school and usually operated by its students with faculty supervision, stations fitting this description… … Wikipedia
Radio frequency power transmission — is the transmission of the output power of a transmitter to an antenna. When the antenna is not situated close to the transmitter, special transmission lines are required.The most common type of transmission line for this purpose is large… … Wikipedia
High Peak Radio — Infobox Radio Station name = High Peak Radio city = area = Buxton, Glossop, New Mills, Furness Vale, Whaley Bridge, Chapel en le Frith the Hope Valley branding = slogan = Greatest Hits, Latest news airdate = April 4, 2004 frequency = 106.4 MHz,… … Wikipedia
Superconducting Radio Frequency — (SRF) science and technology involves the application of electrical superconductors to radio frequency devices. The ultra low electrical loss of the superconductor yields RF resonators with extremely high quality factors, or Q . For example, it… … Wikipedia
Amateur radio frequency allocations — Amateur radio frequency allocation is done by national telecommunications authorities. Globally, the ITU oversees how much radio spectrum is set aside for amateur radio transmissions. Radio amateurs use a variety of transmission modes, including… … Wikipedia
High Frequency Active Auroral Research Program — Armes électromagnétiques Science fiction ou Théorie du complot Arme Tesla Pistolet laser Rayon de la mort Torpilles MHD Avion Aurora HAARP Officiellement développées Pistolet à impulsion électronique Canon de Gauss Canon à rails Canon ma … Wikipédia en Français
Frequency modulation — See also: Amplitude modulation In telecommunications, frequency modulation (FM) conveys information over a carrier wave by varying its frequency (contrast this with amplitude modulation, in which the amplitude of the carrier is varied while its… … Wikipedia
High frequency active auroral research program — 62°23′30″N 145°09′00″O / 62.39167, 145.15 … Wikipédia en Français
Power line communication — or power line carrier (PLC), also known as power line digital subscriber line (PDSL), mains communication, power line telecom (PLT), power line networking (PLN), or broadband over power lines (BPL) are systems for carrying data on a conductor… … Wikipedia