- negative frequency
- отрицательная частота (частота синусоидального колебания, распространяющегося в направлении отрицательной оси)
Англо-русский словарь нефтегазовой промышленности. 2011.
negative frequency
Смотреть что такое "negative frequency" в других словарях:
Negative frequency — The concept of negative and positive frequency can be as simple as a wheel rotating one way or the other way.[citation needed] A signed value of frequency indicates both the rate and direction of rotation.[citation needed] The rate is expressed… … Wikipedia
negative frequency modulation — neigiamasis dažnio moduliavimas statusas T sritis radioelektronika atitikmenys: angl. negative frequency modulation vok. negative Frequenzmodulation, f rus. негативная частотная модуляция, f pranc. modulation négative de fréquence, f … Radioelektronikos terminų žodynas
Frequency-dependent selection — is the term given to an evolutionary process where the fitness of a phenotype is dependent on its frequency relative to other phenotypes in a given population. In positive frequency dependent selection (or purifying frequency dependent selection) … Wikipedia
Frequency dependent selection — is the term given to an evolutionary process where the fitness of a phenotype is dependent on its frequency relative to other phenotypes in a given population. In positive frequency dependent selection, the fitness of a phenotype increases as it… … Wikipedia
Frequency compensation — In electrical engineering, frequency compensation is a technique used in amplifiers, and especially in amplifiers employing negative feedback. It usually has two primary goals: To avoid the unintentional creation of positive feedback, which will… … Wikipedia
Frequency — For other uses, see Frequency (disambiguation). Three cyclically flashing lights, from lowest frequency (top) to highest frequency (bottom). f is the frequency in hertz (Hz), meaning the number of cycles per second. T is the period in seconds (s) … Wikipedia
negative Frequenzmodulation — neigiamasis dažnio moduliavimas statusas T sritis radioelektronika atitikmenys: angl. negative frequency modulation vok. negative Frequenzmodulation, f rus. негативная частотная модуляция, f pranc. modulation négative de fréquence, f … Radioelektronikos terminų žodynas
Negative resistance — is a property of some electric circuits where an increase in the current entering a port results in a decreased voltage across the same port. This is in contrast to a simple ohmic resistor, which exhibits an increase in voltage under the same… … Wikipedia
Negative refraction — is the name for an electromagnetic phenomenon where light rays are refracted at an interface in the reverse sense to that normally expected. Such an effect can be obtained using a metamaterial which has been designed to achieve a negative value… … Wikipedia
Negative affectivity — Negative Affect (NA) is a general dimension of subjective distress and unpleasurable engagement that subsumes a variety of aversive mood states, including anger, contempt, disgust, guilt, fear, and nervousness. Low negative affect is… … Wikipedia
Negative (positive) contrast effect — in operant conditioning In the behavioral theory of operant conditioning, the negative contrast effect is evident when an attempt to reinforce a particular behavior through reward; when the rewards are finally withdrawn or reduced the subject is… … Wikipedia
