- frequency sounding
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ЧЗ
English-Russian dictionary of geology. 2011.
English-Russian dictionary of geology. 2011.
frequency — noun 1 (U) the number of times that something happens (+ of): The frequency of mining accidents has steadily decreased over the past 20 years. | high/low frequency (=happening very often or not often): The high frequency of cases of diarrhoea is… … Longman dictionary of contemporary English
Sounding board — The sounding board or soundboard is the part of a string instrument that transmits the vibrations of the strings to the air, greatly increasing the loudness of sound over that of the string alone.The sounding board operates by the principal of… … Wikipedia
Frequency (radio station) — Infobox Radio Station name = Frequency 1350 city = Preston, Lancashire area = UK: Preston MW Online | branding = slogan = Your Student Station airdate = Late 2001 frequency = MW: 1350 MHz share = 0.000000000000000000000000000000000000001% share… … Wikipedia
Frequency modulation synthesis — In audio and music frequency modulation synthesis (or FM synthesis) is a form of audio synthesis where the timbre of a simple waveform is changed by frequency modulating it with a modulating frequency that is also in the audio range, resulting in … Wikipedia
Advanced Microwave Sounding Unit — The Advanced microwave sounding unit (AMSU) is a multi channel microwave radiometer installed on meteorological satellites. The instrument examines several bands of microwave radiation from the atmosphere to perform atmospheric sounding of… … Wikipedia
Ionospheric sounding — In telecommunication and radio science, an ionospheric sounding is a technique that provides real time data on high frequency ionospheric dependent radio propagation, using a basic system consisting of a synchronized transmitter and receiver. The … Wikipedia
Global horizontal sounding technique — The Global horizontal sounding technique (GHOST) program was an atmospheric field research project for gathering weather data with balloons. Unlike radiosonde balloons which collect vertical atmospheric sounding data over the release point during … Wikipedia
Extremely high frequency — Frequency range 30 to 300 GHz ITU Radio Band Numbers 1 2 3 4 5 6 7 8 9 10 … Wikipedia
Automatic sounding — In telecommunication, automatic sounding is the testing of selected channels for quality by providing a very brief identifying transmission that may be used by other stations to evaluate connectivity, and availability, and to identify known… … Wikipedia
Radio acoustic sounding system — A radio acoustic sounding system (RASS) is a system for measuring the atmospheric lapse rate using backscattering of radio waves from an acoustic wave front to measure the speed of sound at various heights above the ground. This is possible… … Wikipedia
ЧЗ — геофиз. частотное зондирование frequency sounding … Универсальный дополнительный практический толковый словарь И. Мостицкого