frequency synthesiser

См. также в других словарях:

• 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

• Variable-frequency oscillator — A variable frequency oscillator (VFO) in electronics is a oscillator with an oscillation frequency that can be electronically changed (hence, variable).cite book |title=The ARRL Handbook for Radio Amateurs, Sixty Eighth Edition |editor=Larry D.… …   Wikipedia

• 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

• Dual-modulus prescaler — A dual modulus prescaler is an electronic circuit used in high frequency synthesizer designs to overcome the problem of generating narrowly spaced frequencies that are nevertheless too high to be passed directly through the feedback loop of the… …   Wikipedia

• Numerically-controlled oscillator — A numerically controlled oscillator (NCO) or digitally controlled oscillator (DCO) is an electronic system for synthesizing a range of frequencies from a fixed timebase. The name is an analogy with voltage controlled oscillator . Note: the term… …   Wikipedia

• Radiotelephone — A radiotelephone is a communications device that allows two or more people to talk using radio. There is disagreement about the definition of the term. There is a conflict between British English usage, American English usage, and historic use.… …   Wikipedia

• JY-14 Radar — The JY 14 Radar System is a medium to long range air defense radar produced and used by the Chinese. It is capable of detecting multiple targets within its range and determine their parameters, tracking them even through surface clutter and ECM… …   Wikipedia

• Quasi-synchronous transmission — In radio broadcasting, quasi synchronous transmission is a method of achieving wider area coverage using multiple transmitters but without needing multiple frequencies. It became technically feasible in the mid 1970s, but was rapidly superseded… …   Wikipedia

• Electronic test equipment — (sometimes called testgear ) is used to create signals and capture responses from electronic Devices Under Test (DUTs). In this way, the proper operation of the DUT can be proven or faults in the device can be traced and repaired. Use of… …   Wikipedia

• Musique concrète — (French for concrete music ) is a form of electroacoustic music that utilises acousmatic sound as a compositional resource. The compositional material is not restricted to the inclusion of sounds derived from musical instruments or voices, nor to …   Wikipedia

• Bristol (software) — Bristol is an open source software synthesizer for Linux. Bristol consists of two components, the emulation or synthesis engine itself called bristol, and a graphical user interface called brighton. As of 2007 there were about 25 keyboards… …   Wikipedia