radio frequency emission

См. также в других словарях:

• Radio Frequency Identification — Radio identification Une puce de radio identification EPC utilisée par Wal Mart La radio identification plus souvent désignée pa …   Wikipédia en Français

• Radio frequency identification — Radio identification Une puce de radio identification EPC utilisée par Wal Mart La radio identification plus souvent désignée pa …   Wikipédia en Français

• radio frequency interference —    Abbreviated RFI. Many electronic devices, including radios, televisions, computers, and peripherals, can interfere with other signals in the radio frequency range by producing electromagnetic radiation. The use of radio frequencies is… …   Dictionary of networking

• radio-frequency spectrum — noun the entire spectrum of electromagnetic frequencies used for communications; includes frequencies used for radio and radar and television • Syn: ↑radio spectrum • Hypernyms: ↑spectrum • Part Holonyms: ↑electromagnetic spectrum • Part Meronyms …   Useful english dictionary

• Amateur radio frequency bands in India — Amateur radio or ham radio is a hobby that is practised by over 16,000 licenced users in India.cite news|url=http://www.tribuneindia.com/2005/20050304/nation.htm#10|title=Government to promote amateur radio|last=Ramchandran|first=Ramesh|date=2005 …   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

• extremely low-frequency emission —    Abbreviated ELF. Radiation emitted by a computer monitor and other common electrical appliances. ELF emissions fall into the range of 5 to 2000 hertz and decline with the square of the distance from the source. Emissions are not constant… …   Dictionary of networking

• very low-frequency emission —    Abbreviated VLF. Radiation emitted by a computer monitor and other common household electrical appliances, such as televisions, hair dryers, electric blankets, and food processors.    VLF emissions range from 2 to 400kHz and decline with the… …   Dictionary of networking

• Radio propagation — is a term used to explain how radio waves behave when they are transmitted, or are propagated from one point on the Earth to another. [ H. P. Westman et al, (ed), Reference Data for Radio Engineers, Fifth Edition , 1968, Howard W. Sams and Co.,… …   Wikipedia

• Radio-étiquette — Radio identification Une puce de radio identification EPC utilisée par Wal Mart La radio identification plus souvent désignée pa …   Wikipédia en Français

• Radio-étiquettes — Radio identification Une puce de radio identification EPC utilisée par Wal Mart La radio identification plus souvent désignée pa …   Wikipédia en Français