beat frequencies

частота биения.

Англо-русский терминологический словарь по геологопоисковому бурению. - Л.: Гостоптехиздат, Ленинградское отделение . . 1963.

Смотреть что такое "beat frequencies" в других словарях:

  • beat — i. A low frequency vibration produced when two sources of vibration act on the same object at the same time. For example, in a multiengine airplane, if two engines have slightly different RPM, airframe vibrations produced by these engines will… …   Aviation dictionary

  • Beat — may refer to: * Battery (crime), contact on another person in a manner likely to cause bodily harm * Beating upMusic* Beat (music), a pulse of sound that marks the metre or rhythm of a piece of music * Beatmatching, the aligning of the tempos of… …   Wikipedia

  • beat — [bēt] vt. beat, beaten, beating [ME beten < OE beatan < IE * bhaut < base * bhau , * bhū , to strike, beat > BEETLE2, BUTT1 & BUTT2, L fustis, a club] 1. to …   English World dictionary

  • beat — beatable, adj. /beet/, v., beat, beaten or beat, beating, n., adj. v.t. 1. to strike violently or forcefully and repeatedly. 2. to dash against: rain beating the trees. 3. to flutter, flap, or rotate in or against: beating the air with its wings …   Universalium

  • Beat (acoustics) — In acoustics, a beat is an interference between two sounds of slightly different frequencies, perceived as periodic variations in volume whose rate is the difference between the two frequencies.When tuning instruments that can produce sustained… …   Wikipedia

  • Beat frequency oscillator — A beat frequency oscillator or BFO in radio telegraphy, is a dedicated oscillator used to create an audio frequency signal from carrier wave transmissions to make them audible, as they are not broadcast as such. The signal from the BFO is then… …   Wikipedia

  • beat — v., n., & adj. v. (past beat; past part. beaten) 1 tr. a strike (a person or animal) persistently or repeatedly, esp. to harm or punish. b strike (a thing) repeatedly, e.g. to remove dust from (a carpet etc.), to sound (a drum etc.). 2 intr.… …   Useful english dictionary

  • beat — I. verb (beat; beaten or beat; beating) Etymology: Middle English beten, from Old English bēatan; akin to Old High German bōzan to beat Date: before 12th century transitive verb 1. to strike repeatedly: a. to hit repeatedly so as to inflict pain… …   New Collegiate Dictionary

  • beat — [[t]bit[/t]] v. beat, beat•en beat, beat•ing 1) to strike forcefully and repeatedly: to beat a toy drum[/ex] 2) cvb to hit (a person or animal) repeatedly so as to cause painful injury; thrash (often fol. by up) 3) to dash against: rain beating… …   From formal English to slang

  • beat — verb (past beat; past participle beaten) 1》 strike (a person or an animal) repeatedly and violently so as to hurt or punish them.     ↘strike repeatedly so as to make a noise.     ↘flatten or shape (metal) by striking it repeatedly with a hammer …   English new terms dictionary

  • beat — 1. To strike; to throb or pulsate. 2. A stroke, impulse, or pulsation, as of the heart or pulse. 3. Activity of a cardiac chamber produced by catching a stimulus generated elsewhere in the …   Medical dictionary

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