- peak frequency
-
пиковая частота
English-Russian dictionary of geology. 2011.
peak frequency
Смотреть что такое "peak frequency" в других словарях:
Frequency deviation — (Δf) is used in FM radio to describe the maximum instantaneous difference between an FM modulated frequency and the nominal carrier frequency. The term is sometimes mistakenly used as synonymous with frequency drift, which is an unintended offset … Wikipedia
Peak envelope power — is the average power supplied to the antenna transmission line by a transmitter during one radio frequency cycle at the crest of the modulation envelope, under normal operating conditions. PEP was often used in non broadcast amplitude modulation… … 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
Peak flow meter — A peak flow meter is a small, hand held device used to manage asthma by monitoring airflow through the bronchi and thus the degree of obstruction in the airways. FunctionThe peak flow meter measures the patient s maximum ability to exhale, or… … Wikipedia
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
Peak FM (North Derbyshire) — Infobox Radio station name = Peak FM airdate = October 7 1998 frequency = 102.0 MHz, 107.4 MHz share = 9.6% share as of = April 2008 share source = [http://www.rajar.co.uk/listening/quarterly listening.php] area = North Derbyshire format =… … Wikipedia
peak — peak1 peakless, adj. peaklike, adj. /peek/, n. 1. the pointed top of a mountain or ridge. 2. a mountain with a pointed summit. 3. the pointed top of anything. 4. the highest or most important point or level: the peak of her political career. 5.… … Universalium
peak vehicle requirement — noun the number of vehicles required to operate the highest frequency service on a route … Wiktionary
Center frequency — In electrical engineering and telecommunications, the center frequency of a filter or channel is a measure of a central frequency between the upper and lower cutoff frequencies. It is usually defined as either the arithmetic mean or the geometric … Wikipedia
Orthogonal frequency-division multiplexing — Passband modulation v · d · e Analog modulation AM · … Wikipedia
Quasi-peak — means not quite peak , or aiming towards peak but not actually peak . The term is commonly used when referring to electronic detectors or rectifiers. Despite the above definition, the term quasi peak should not be interpreted as vague in any way … Wikipedia
