- transmitter frequency
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• частота возбуждения• частота источника электромагнитного поля
English-Russian dictionary of geology. 2011.
transmitter frequency
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Transmitter — For biologic transmitters, see transmitter substance. Commercial FM broadcasting transmitter at radio station WDET FM, Wayne State University, Detroit, USA. It broadcasts at 101.9 MHz with a radiated power of 48 kW. In electronics and… … Wikipedia
Frequency drift — In electrical engineering, and particularly in telecommunications, frequency drift is an unintended and generally arbitrary offset of an oscillator from its nominal frequency. This can be caused by changes in temperature, which can alter the… … Wikipedia
Frequency-hopping spread spectrum — (FHSS) is a method of transmitting radio signals by rapidly switching a carrier among many frequency channels, using a pseudorandom sequence known to both transmitter and receiver. A spread spectrum transmission offers three main advantages over… … Wikipedia
Transmitter hunting — (also known as T hunting, Fox Hunting, Bunny Hunting, and Bunny Chasing, is an activity wherein participants use radio direction finding techniques to locate one or more radio transmitters hidden within a designated search area. This activity is… … Wikipedia
frequency — UK US /ˈfriːkwənsi/ noun [C or U] ► the number of times something happens within a particular period, or the fact of something happening often or a large number of times: »Once a week is a good frequency to back up all the data. the frequency of… … Financial and business terms
transmitter — [trans mit′ər, tranzmit′ər; ] for 2, usually [ trans′mit΄ər, tranz′mit ər] n. 1. a person who transmits 2. a thing that transmits; specif., a) the part of a telegraphic instrument by which messages are sent b) the part of a telephone, behind or… … English World dictionary
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
Frequency synthesizer — A frequency synthesizer is an electronic system for generating any of a range of frequencies from a single fixed timebase or oscillator. They are found in many modern devices, including radio receivers, mobile telephones, radiotelephones, walkie… … Wikipedia
Frequency multiplier — A frequency multiplier is commonly used in a radio receiver or radio transmitter to multiply the base frequency of the oscillator by a predetermined number. This multiplied frequency is then amplified and sent to the final drive stage and into… … Wikipedia
Transmitter power output — In radio transmission, transmitter power output (TPO) is the actual amount of power (in watts) of radio frequency (RF) energy that a transmitter produces at its output.This is not the amount of power that a radio station reports as its power, as… … Wikipedia
Frequency shift — In the physical sciences and in telecommunication, the term frequency shift has the following meanings: * Any change in frequency * A Doppler shift * Any change in the frequency of a radio transmitter or oscillator. (Note: In the radio regime,… … Wikipedia
