high frequency

high frequency
1. said of any periodic event or process that recurs at a rate greater than a specified norm. 2. an alternating current where frequency in cycles per second is high in reference to a certain standard. 3. a frequency of sound waves that is above a certain standard such as middle C. 4. the rate of oscillation in an alternating current exceeding the rate at which muscular contraction ceases, approximately 10,000 per second.

Medical dictionary. 2011.

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  • High frequency — (HF) radio frequencies are between 3 and 30 MHz. Also known as the decameter band or decameter wave as the wavelengths range from one to ten decameters (ten to one hundred metres). Frequencies immediately below HF are denoted Medium frequency… …   Wikipedia

  • high frequency — ► NOUN ▪ (in radio) a frequency of 3 30 megahertz …   English terms dictionary

  • high frequency — n. any radio frequency between 3 and 30 megahertz …   English World dictionary

  • high frequency — high frequency, adj. the range of frequencies in the radio spectrum between 3 and 30 megahertz. [1890 95] * * * …   Universalium

  • high-frequency — ˈ ̷ ̷| ̷ ̷ ̷ ̷ ̷ ̷ adjective Etymology: high frequency 1. : occurring very frequently drills based on the repetition of high frequency words 2. : relating to high frequency: as a. : involving a radio wave of high frequency used especi …   Useful english dictionary

  • high frequency — noun Date: 1892 a radio frequency between very high frequency and medium frequency see radio frequency table …   New Collegiate Dictionary

  • high frequency — /haɪ ˈfrikwənsi / (say huy freekwuhnsee) noun 1. any radiofrequency between 3 and 30 megahertz. Abbrev.: HF 2. any audible frequency which is high in pitch. –high frequency, adjective …  

  • high-frequency — adjective Of or pertaining to high frequency sound or other radiation …   Wiktionary

  • high-frequency — adj. High frequency is used with these nouns: ↑signal, ↑vibration …   Collocations dictionary

  • high frequency — aukštasis dažnis statusas T sritis Standartizacija ir metrologija apibrėžtis Dažniausiai tai elektromagnetinių virpesių dažnis nuo 10⁵ Hz iki 10¹² Hz. atitikmenys: angl. high frequency vok. Hochfrequenz, f rus. высокая частота, f pranc. haute… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • high frequency — aukštasis dažnis statusas T sritis Standartizacija ir metrologija apibrėžtis Radijo dažnis nuo 3 MHz iki 300 MHz. atitikmenys: angl. high frequency vok. Hochfrequenz, f rus. высокая частота, f pranc. haute fréquence, f …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

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