Surutu |

Surutu (Gerdusch Jamusanci, Faransanci bruit, Turanci amo) - sauti guda ɗaya, tsayin daka mara iyaka, wanda aka kafa ta da yawa daban-daban a cikin mita da ƙarfi, a matsayin mai mulkin, maras tabbas, lokaci-lokaci. kuma ba na lokaci-lokaci. motsin oscillating da ɗaya ko fiye da masu girgiza suka haifar. A cikin acoustics, akwai:

1) ci gaba a kan bakan, yana rufe duk abin da ake ji, abin da ake kira. fari sh.;

2) rediyo mai watsa shirye-shirye - ƙananan mitoci, matsakaici-mita, mai girma;

3) kunkuntar, abin da ake kira. kala, Sh. Yawan naushi. kayan aiki suna fitar da broadband SH: misali babban ganga - ƙananan mitoci, gangunan tarko - tsaka-tsaki, alwatika - mai girma; a cikin sautin timpani, an bambanta sassan amo mai kunkuntar tare da rinjaye na c.-l. sautin daya. Sh. akan waɗannan kayan aikin sun taso dangane da sarƙaƙƙiyar daidaitawar jiki mai motsi, nau'in halittarsa. Sh., a matsayin mai mulkin, wani sashi ne mai mahimmanci (tare da ƙananan sautunan) na sautin muses. kayan aiki tare da ma'anar farar: misali. na fp. Sh. girgizar sandar da kan guduma ne ke haifar da ita, haka nan kuma ana kayyade ta da tsaurin igiyoyin. musamman a ƙananan rajista; a kan violin - creaking, rustling na baka, torsional vibration. motsin kirtani; a kan sarewa, a cikin bututun labial na gabobin - ta hanyar girgiza-kamar vortex na rafin iska da labium ya yanke. A cikin karni na 20, sha'awar karkatar da palette na amo ta hanyar gabatar da sabbin kayan kida, gami da na'urorin lantarki na musamman, ya tsananta. na'urori; kerawa na gwaji ya bayyana. kwatancen da suke amfani da Sh., misali. bruitism, kankare kida, lantarki music, timbre music, sonoristics (duba Sonorism), da dai sauransu.

References: Krasilnikov VA, Raƙuman sauti a cikin iska, ruwa da daskararru, M.-L., 1951, M., 1954; Simonov ID, Sabon a cikin kayan kiɗa na lantarki, M.-L., 1966; Volodin AA, Kayan kiɗa na lantarki, M., 1970; Meyer E., Buchmann G., Die Klangspektren der Musikinstrumente, B., 1931.

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