low-frequency field


low-frequency field
низкочастотное поле

Англо-русский медицинский словарь. 2012.

Смотреть что такое "low-frequency field" в других словарях:

  • 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

  • Low frequency — Basse fréquence Pour les articles homonymes, voir BF et LF. La bande radioélectrique des basses fréquences ou LF (low frequency) est la partie du spectre radioélectrique de fréquence comprise entre 30 kHz et 300 kHz (longueur d onde de… …   Wikipédia en Français

  • 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

  • Ultra low frequency — The Ultra Low Frequency (ULF) is the frequency range between 300 hertz and 3 kilohertz. Many types of waves in the ULF frequency band can be observed in the magnetosphere and on the ground. These waves represent important physical processes in… …   Wikipedia

  • Cambridge Low Frequency Synthesis Telescope — The Cambridge Low Frequency Synthesis Telescope (CLFST) is an east west aperture synthesis radio telescope currently operating at 151 MHz. It consists of 60 tracking yagis on a 4.6 km baseline, giving 776 simultaneous baselines. These provide a… …   Wikipedia

  • Frequency comb — A frequency comb is the graphic representation of the spectrum of a mode locked laser. An octave spanning comb can be used for mapping radio frequencies into the optical frequency range or it can be used to steer a piezoelectric mirror within a… …   Wikipedia

  • Field emission — (FE) is the emission of electrons from the surface of a condensed phase into another phase due to the presence of high electric fields. In this phenomenon, electrons with energies below the Fermi level tunnel through the potential barrier at the… …   Wikipedia

  • Field Artillery (magazine) — Field Artillery January – February 2007 cover Editor Patrecia Slayden Hollis (final editor) Categories United States Army Field Artillery Frequency Bi …   Wikipedia

  • Frequency domain sensor — Frequency domain (FD) sensor is an instrument developed for measuring soil moisture content. The instrument has an oscillating circuit, the sensing part of the sensor is embedded in the soil, and the operating frequency will depend on the value… …   Wikipedia

  • Field-effect transistor — FET redirects here. For other uses, see FET (disambiguation). High power N channel field effect transistor The field effect transistor (FET) is a transistor that relies on an electric field to control the shape and hence the conductivity of a… …   Wikipedia

  • Frequency mixer — This article is about non linear mixing operating in the frequency domain. For other types of mixers, see electronic mixer. Frequency Mixer Symbol. In electronics a mixer or frequency mixer is a nonlinear electrical circuit that creates new… …   Wikipedia

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