Harmonics taimaka maka gane bambancin kayan kiɗa
Idan kunyi nazarin kowane nau'i na kwarewa , fasahar sigina na radiyo, ko injiniya na lantarki, zaku iya tunawa da rufe batutuwa na jituwa. Yana da wani ɓangare na yadda ake sauraron kiɗa da kuma ganewa. Gwargwadon daidaitaccen abu ɗaya ne wanda ke taimaka mana daidai ƙayyadadden ƙwayar sauti da aka yi ta daban-daban kayan aiki, koda lokacin da suke wasa wannan bayanin.
Definition of Harmonic Frequency
Tsarin jituwa shine na yau da kullum da kuma maimaita maimaitawa na nau'in ƙwaƙwalwar asali, wanda aka sani da ƙaddar lokaci. Idan an sanya nauyin raƙuman ruwa a 500 na hamsin , yana jin wata jituwar farko a 1000 hertz, ko kuma sau biyu ƙaddamarwa. Hadisin jitu na biyu ya auku ne a 1500 hertz, wanda shine sau uku ma'auni, kuma karo na uku jigon mita 2000 shine, wanda shine quadruple ƙayyadaddun tsari, da sauransu.
A cikin wani misali, jituwar farko na ƙananan 750 hertz shine 1500 hertz, kuma na biyu jimlar 750 hertz ne 2250 hertz. Duk haruɗɗan sune lokaci-lokaci a ƙayyadaddun sakonni kuma za'a iya rushe su cikin jerin nodes da antinodes.
Hanyoyin Harmonic Frequency
Kusan duk kayan kayan kida suna haifar da halayyar halayyar motsi wanda ke ƙunshe da mahimmanci da daidaituwa. Daidaitaccen nau'i na waɗannan ƙananan damar ba da damar kunnen ɗan adam ya gane bambancin dake tsakanin masu tsalle-tsalle biyu masu raira waƙa a rubuce ɗaya a daidai lokacin ma'auni (mita) da ƙarar (amplitude). Hakanan kuma yadda muka sani cewa sautin motsa jiki kamar guitar kuma ba wani oboe ba ko ƙaho ko piano ko drum. In ba haka ba, kowa da kowa zai yi daidai da haka. Masu kwarewa masu fasaha za su iya sauti kida ta hanyar sauraro da kuma kwatanta daidaito tsakanin daidaituwa.
Harmonics Game da Overtones
Kalmar "overtones" ana amfani dashi a lokacin tattaunawa da ke magana akan ƙwayoyin jituwa. Kodayake irin wannan-jitu na biyu shine farkon mahimmanci, jitu na uku shine ƙirar na biyu, kuma haka-gaba -ɗannan kalmomin biyu a gaskiya sun bambanta da na musamman. Ƙararrawa suna taimakawa ga cikakken inganci ko mahimman sauti.
Yanayin Harmonic Frequency a Magana
Ana magana da masu magana tare da nuna cikakkiyar wakiltar kayan aikin da suka tsara. Don tantance bambancin tsakanin sauti mai shigowa da fitarwa daga masu magana, an tsara wani ƙayyadewa ga Total Harmonic Distortion (THD) ga kowane mai magana-ƙananan lada, mafi alhẽri ga bayarwa na sauti. Alal misali, THD na 0.05 yana nufin cewa kashi 0.05 na sautin da yake fitowa daga mai magana yana gurbata ko gurɓata.
THD ya shafi masu saye gida saboda suna iya amfani da jerin THD da aka lissafa don mai magana don kimanta darajar sauti da za su iya sa ran samun daga mai magana. Gaskiya, bambance-bambance a cikin jituwa ƙananan ne, kuma mafi yawancin mutane bazai lura da rabin kashi bambanci a THD daga mai magana zuwa gaba ba.
Duk da haka, idan yawancin halayen ya gurbata ta ko da kashi 1 cikin dari, kida a rikodin sauti marar kyau, saboda haka yana da hikima ku guje wa masu magana a matsanancin ƙarancin THD.