Kayan kirtani

Wadatacce

• Menene kimiyyar lissafi?
• Nau'in kayan kirtani
• Misalan kayan kirtani

The kayan kirtani sune waɗanda ke samar da sauti ta hanyar rawar jiki na jerin kirtani daga aikin ɗan adam da aka yi amfani da yatsun hannu, tare da dunkule ko tare da kayan haɗi iri -iri. Misali: guitar, low, fidda kai.

Daidai rarrabuwa na kayan kirtani - wanda ya ƙunshi babbar ƙungiya, wataƙila mafi yawa daga cikin kayan aikin da ke wanzu- ya dogara ne akan yadda kirtani ke samar da sautin.

Duba kuma:

• Kayan kida
• Kayan aikin iska

Menene kimiyyar lissafi?

Babban ɓangaren kiɗa yana da tushe a cikin tambayoyin da suka danganci kimiyyar lissafi, kuma musamman a cikin kaɗe -kaɗe wani muhimmin abu na duk kirtani yana da mahimmanci: tashin hankali, tun da ƙaramin kirtani yana (kuma ya fi guntu), mafi girman sautin zai kasance, yayin da ya fi annashuwa kuma ya fi tsayi, ƙaramin sauti zai kasance.

Tambayar jiki ta kayan kida ta dogara ne akan wani mahimmin tsari, wanda shine raƙuman raƙuman ruwa wanda ke yaduwa ta cikin kirtani.

A cewar wani babban taron kasa da kasamisali, 'da'Wanda ke hannun dama na 'yi' tsakiyar piano yana samar da rawar jiki a 440Hz (Sau 440 a sakan daya). Ta hanyar faɗaɗawa, ga duk kayan kida kuma galibi a cikin kide -kide, ana ɗaukar wannan siginar ta tsakiya.

Kayayyakin jiki suma suna rufe hanyar da nau'ikan kayan kida ke samu dangane da resonance, daidai abin da ke ba kowane sauti na musamman kuma yana ba da damar wanzuwar a bakan don haka babban kirtani.

Nau'in kayan kirtani

Kamar yadda aka lura, mafi mahimmancin rarrabuwa game da kaɗe -kaɗe yana dogara ne akan yadda ake motsa kirtani don samar da sauti:

• Na goge igiya: Waɗannan su ne waɗanda ke yin rawar jiki lokacin da aka goge su da arc da aka shirya ta sanda mai sassauƙa da ɗan lanƙwasa, kodayake wani lokacin abin da ake yi wani nau'in 'tsinke' ne, yana ba da sauti na musamman.
• Igiya mai tsini: Waɗannan sune waɗanda dole ne a buga kirtani don yin sauti: piano shine mafi sanannun waɗannan, amma akwai wasu da yawa.
• Kayan kida: Waɗannan su ne waɗanda lamba ke cikin kai tsaye tare da kirtani kuma girgiza yana faruwa lokacin da aka matsa shi da tashin hankali da aka yanke shawara.

Game da kayan goge -goge da bugun jini, ana yin ƙarin bambanci dangane da ko suna da 'yanci, wato waɗanda ke da rarrabuwar kawuna a kan yatsan hannu don raba bayanan kiɗa a cikin saɓani da waɗanda ba su da wannan rarrabuwa, a ƙarshen bayanan suna bin junansu ta hanyar 'ramp'.

Misalan kayan kirtani

Bi da:

• Kayan kida
• Kayan aikin iska