VLF very low frequency
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Very low frequency — or VLF refers to radio frequencies (RF) in the range of 3 kHz to 30 kHz. Since there is not much bandwidth in this band of the radio spectrum, only the very simplest signals are used, such as for radio navigation. Also known as the myriameter… … Wikipedia
Very Low Frequency (Geophysik) — Das Very Low Frequency Verfahren (VLF Verfahren) ist ein passives elektromagnetisches Verfahren in der Geophysik. Unter Ausnutzung der elektromagnetischen Induktion lassen sich Rückschlüsse auf die Leitfähigkeit des Untergrundes ziehen.… … Deutsch Wikipedia
Very-Low-Frequency-Verfahren — Das Very Low Frequency Verfahren (VLF Verfahren) ist ein passives elektromagnetisches Verfahren in der Geophysik. Unter Ausnutzung der elektromagnetischen Induktion lassen sich Rückschlüsse auf die Leitfähigkeit des Untergrundes ziehen.… … Deutsch Wikipedia
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
very low frequency — noun 3 to 30 kilohertz • Syn: ↑VLF • Hypernyms: ↑radio frequency • Part Holonyms: ↑electromagnetic spectrum … Useful english dictionary
very low frequency — (VLF) Frequency range from 3KHz to 300KHz … IT glossary of terms, acronyms and abbreviations
very low frequency — ver′y low fre′quency n. rtv any frequency between 3 and 30 kilohertz Abbr.: VLF • Etymology: 1935–40 … From formal English to slang
very low frequency — any frequency between 3 and 30 kilohertz. Abbr.: VLF [1940 45] * * * … Universalium
very low frequency — noun any radiofrequency between 3 and 30 kilohertz. Abbrev.: VLF …
Low frequency — or LF refers to Radio Frequencies (RF) in the range of 30 kHz ndash;300 kHz. In Europe, and parts of Northern Africa and of Asia, part of the LF spectrum is used for AM broadcast service. In the western hemisphere, its main use is for aircraft… … Wikipedia
Extremely low frequency — (ELF) is the band of radio frequencies from 3 to 30 Hz. ELF was used by the US Navy and Soviet/Russian Navy to communicate with submerged submarines.ExplanationBecause of the electrical conductivity of salt water, submarines are shielded from… … Wikipedia
