- range-frequency characteristic
- зависимость оптимальной частоты от расстояния (напр. в гидроакустике)
English-russian dictionary of physics. 2013.
range-frequency characteristic
Смотреть что такое "range-frequency characteristic" в других словарях:
Frequency response — is the measure of any system s spectrum response at the output to a signal of varying frequency (but constant amplitude) at its input. In the audible range it is usually referred to in connection with electronic amplifiers, microphones and… … Wikipedia
Light characteristic — Symbols and abbreviations for light characteristics A light characteristic is a graphic and text description of a navigational light sequence or colour displayed on a nautical chart or in a Light List with the chart symbol for a lighthouse,… … Wikipedia
Vocal range — is the measure of the breadth of pitches that a human voice can phonate. Although the study of vocal range has little practical application in terms of speech, it is a topic of study within linguistics, phonetics, and speech and language… … Wikipedia
ГОСТ 23769-79: Приборы электронные и устройства защитные СВЧ. Термины, определения и буквенные обозначения — Терминология ГОСТ 23769 79: Приборы электронные и устройства защитные СВЧ. Термины, определения и буквенные обозначения оригинал документа: 39. π вид колебаний Ндп. Противофазный вид колебаний Вид колебаний, при котором высокочастотные напряжения … Словарь-справочник терминов нормативно-технической документации
Nuclear magnetic resonance spectroscopy — A 900MHz NMR instrument with a 21.2 T magnet at HWB NMR, Birmingham, UK Nuclear magnetic resonance spectroscopy, most commonly known as NMR spectroscopy, is a research technique that exploits the magnetic properties of certain atomic nuclei… … Wikipedia
Bat detector — The term bat detector is usually used to describe a device used to detect the presence of bats by converting their echolocation ultrasound signals to audible frequencies as they are emitted by the bats. There are other types of detector which… … Wikipedia
Crystal oscillator — A miniature 4 MHz quartz crystal enclosed in a hermetically sealed HC 49/US package, used as the resonator in a crystal oscillator. A crystal oscillator is an electronic oscillator circuit that uses the mechanical resonance of a vibrating crystal … Wikipedia
NMR spectroscopy — Nuclear magnetic resonance spectroscopy, most commonly known as NMR spectroscopy, is the name given to a technique which exploits the magnetic properties of certain nuclei. This phenomenon and its origins are detailed in a separate section on… … Wikipedia
Cosmic microwave background radiation — CMB and Cosmic background radiation redirect here. For other uses see CMB (disambiguation) and Cosmic background (disambiguation). Physical cosmology … Wikipedia
Phase distortion — In signal processing, phase distortion or phase frequency distortion is distortion that occurs when (a) a filter s phase response is not linear over the frequency range of interest, that is, the phase shift introduced by a circuit or device is… … Wikipedia
Flat weighting — Flat weighting: In a noise measuring set, a noise weighting based on an amplitude frequency characteristic that is flat over a frequency range that must be stated. Note 1: Flat noise power is expressed in dBrn (f1 f2) or in dBm (f1 f2). Note 2: 3 … Wikipedia
