digital-controlled oscillator

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• Digitally controlled oscillator — A digitally controlled oscillator or DCO is a hybrid digital/analogue electronic oscillator used in synthesizers. The name is an analogy with voltage controlled oscillator . DCOs were designed to overcome the tuning stability limitations of early …   Wikipedia

• Numerically controlled oscillator — A numerically controlled oscillator (NCO) is a digital signal generator which creates a synchronous (i.e. clocked), discrete time, discrete valued representation of a waveform, usually sinusoidal.[1] NCOs are often used in conjunction with a… …   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

• Voltage-controlled oscillator — A voltage controlled oscillator or VCO is an electronic oscillator designed to be controlled in oscillation frequency by a voltage input. The frequency of oscillation is varied by the applied DC voltage, while modulating signals may also be fed… …   Wikipedia

• Digitally Controlled Oscillator — Ein Digitally Controlled Oscillator (DCO, engl. Digital gesteuerter Oszillator) oder auch Numerically Controlled Oscillator (NCO, engl. Numerisch gesteuerter Oszillator) ist eine elektronische Schaltung oder ein elektronisches Bauelement, welches …   Deutsch Wikipedia

• Numerically Controlled Oscillator — Ein Digitally Controlled Oscillator (DCO, engl. Digital angesteuerter Oszillator) oder auch Numerically Controlled Oscillator (NCO, engl. Numerisch angesteuerter Oszillator) ist ein elektronisches Bauelement, welches basierend auf einer fixen… …   Deutsch Wikipedia

• Voltage Controlled Oscillator — Beim spannungsgesteuerten Oszillator, auch als VCO (engl.: voltage controlled oscillator) bekannt, handelt es sich um einen elektrischen Schwingungserzeuger, dessen Frequenz durch die Größe einer anliegenden Spannung (Steuerspannung) verändert… …   Deutsch Wikipedia

• Digital clock — Basic digital alarm clock without a radio. The mark in the top left of the display indicates that the time is 4:00pm, not 4:00am …   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

• 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

• Microelectromechanical system oscillator — Microelectromechanical system (MEMS) oscillators are timing devices that generate highly stable reference frequencies. These reference frequencies are used to sequence electronic systems, manage data transfer, define radio frequencies, and… …   Wikipedia