piezoelectric quartz crystal

См. также в других словарях:

• Quartz crystal microbalance — A quartz crystal microbalance (QCM) measures a mass per unit area by measuring the change in frequency of a quartz crystal resonator. The resonance is disturbed by the addition or removal of a small mass due to oxide growth/decay or film… …   Wikipedia

• quartz crystal — n. Electronics a thin, natural or synthetic, piezoelectric crystal of silicon dioxide cut and ground to a precise thickness so as to vibrate at a particular frequency when supplied with energy * * * …   Universalium

• quartz crystal — n. Electronics a thin, natural or synthetic, piezoelectric crystal of silicon dioxide cut and ground to a precise thickness so as to vibrate at a particular frequency when supplied with energy …   English World dictionary

• quartz crystal — noun a thin plate or small rod of quartz cut along certain lines and ground so that it can produce an electric signal at a constant frequency; used in crystal oscillators • Hypernyms: ↑quartz * * * quartz crystal noun A disc or rod cut in certain …   Useful english dictionary

• quartz-crystal clock — noun or quartz clock : a clock in which the high uniform piezoelectric vibrations of a quartz crystal induced by current from a constant frequency generator are used to control the rate of a synchronous motor clock …   Useful english dictionary

• quartz crystal — /ˈkwɔts krɪstl/ (say kwawts kristl) noun a piece of piezoelectric quartz ground so as to vibrate at a particular frequency when a potential difference is applied …  

• quartz crystal — A disk or rod cut in the appropriate directions from a specimen of piezoelectric quartz, and accurately ground so that its natural resonance shall occur at a particular frequency …   Dictionary of automotive terms

• crystal oscillator — noun an oscillator that produces electrical oscillations at a frequency determined by the physical characteristics of a piezoelectric quartz crystal • Syn: ↑quartz oscillator • Hypernyms: ↑oscillator * * * Electronics. See under crystal (def. 10) …   Useful english dictionary

• quartz oscillator — noun an oscillator that produces electrical oscillations at a frequency determined by the physical characteristics of a piezoelectric quartz crystal • Syn: ↑crystal oscillator • Hypernyms: ↑oscillator …   Useful english dictionary

• quartz oscillator — One whose osciliation frequency is controlled by a piezoelectric quartz crystal …   Dictionary of automotive terms

• quartz resonator — A standard of frequency comparison making use of the sharply resonant properties of a piezoelectric quartz crystal …   Dictionary of automotive terms