- channel frequency characteristic
- 信道频率特性
English-Chinese computer dictionary (英汉计算机词汇大词典). 2013.
English-Chinese computer dictionary (英汉计算机词汇大词典). 2013.
List of electronics topics — Alphabetization has been neglected in some parts of this article (the b section in particular). You can help by editing it. This is a list of communications, computers, electronic circuits, fiberoptics, microelectronics, medical electronics,… … 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
Multipath propagation — This article is about the electromagnetic propagation phenomenon. For the computing storage term, see Multipath I/O. For the routing term, see Multipath Routing. In wireless telecommunications, multipath is the propagation phenomenon that results … Wikipedia
Ochsenkopf Transmitter — Aerial view of Ochsenkopf TV Tower The Ochsenkopf Transmitter (German: Sender Ochsenkopf}) is a 163 metre tall radio and TV tower of reinforced concrete, which was built in 1958 as replacement for a 50 metre tall guyed steel tube TV mast, which… … Wikipedia
GLONASS — ( ru. ГЛОНАСС ГЛОбальная НАвигационная Спутниковая Система; tr.: GLObal naya NAvigatsionnaya SputnikovayaSistema; en. Global Navigation Satellite System) is a radio based satellite navigation system, developed by the former Soviet Union and now… … Wikipedia
Received noise power — In telecommunications, the term received noise power has the following meanings: 1. The calculated or measured noise power, within the bandwidth being used, at the receive end of a circuit, channel, link, or system.2. The absolute power of the… … Wikipedia
Headphone amplifier — A headphone amplifier is a kind of audio amplifier designed particularly to drive headphones instead of loudspeakers. Most commonly they are found embedded in electronic devices such as integrated amplifiers, portable music players and… … Wikipedia
river — river1 riverless, adj. riverlike, adj. /riv euhr/, n. 1. a natural stream of water of fairly large size flowing in a definite course or channel or series of diverging and converging channels. 2. a similar stream of something other than water: a… … Universalium
Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… … Universalium
Nobel Prizes — ▪ 2009 Introduction Prize for Peace The 2008 Nobel Prize for Peace was awarded to Martti Ahtisaari, former president (1994–2000) of Finland, for his work over more than 30 years in settling international disputes, many involving ethnic,… … Universalium
Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… … Universalium