Suab nrov |

suab nrov (German Gerdusch, Fabkis bruit, English suab) - ib lub suab, indefinite nyob rau hauv qhov siab, tsim los ntawm ntau yam sib txawv nyob rau hauv zaus thiab lub zog, raws li txoj cai, tsis ruaj tsis khov, raws sij hawm. thiab tsis yog lub caij nyoog. oscillating txav uas tsim los ntawm ib lossis ntau dua vibrators. Hauv acoustics, muaj:

1) nruam dhau lub spectrum, npog tag nrho cov audible range, lub thiaj li hu. dawb sh.;

2) broadband xov tooj cua - tsawg zaus, nruab nrab zaus, high-frequency;

3) nqaim band, thiaj li hu. xim, Sh. Ntau punch. cov twj paj nruag emit broadband SH: xws li lub nruas loj - tsawg zaus, snare nruas - nruab nrab zaus, daim duab peb sab - high-frequency; nyob rau hauv lub suab ntawm timpani, nqaim-band suab seem yog txawv nrog ib tug predominance ntawm c.-l. ib tone. Sh. ntawm cov cuab yeej no tshwm sim nyob rau hauv kev twb kev txuas nrog lub complexity ntawm configuration ntawm lub oscillating lub cev, lub heterogeneity ntawm nws siv. Sh., raws li txoj cai, yog ib feem tseem ceeb (nrog rau ib nrab lub suab) ntawm lub suab ntawm muses. cov cuab yeej nrog lub suab hais: eg. pe fp. Sh. yog tshwm sim los ntawm kev vibrations ntawm tus pas nrig thiab lub taub hau ntawm lub rauj, thiab kuj yog txiav txim siab los ntawm cov rigidity ntawm cov hlua. tshwj xeeb tshaj yog nyob rau hauv qis qis; ntawm lub violin - creaking, rustling ntawm hneev, torsional vibrations. txoj hlua txav; Nyob rau hauv lub flute, nyob rau hauv lub labial kav ntawm lub cev - los ntawm vortex zoo li vibrations ntawm cov huab cua ntws txiav tawm los ntawm lub labium. Nyob rau hauv lub xyoo pua 20th, lub siab xav kom muaj ntau haiv neeg lub suab nrov palette ntawm orchestras los ntawm kev qhia cov cuab yeej tshiab, nrog rau cov khoom siv hluav taws xob tshwj xeeb, muaj zog. khoom siv; sim creativity tshwm sim. cov lus qhia uas dav siv Sh., piv txwv li. bruitism, pob zeb ua suab paj nruag, suab paj nruag hluav taws xob, suab paj nruag timbre, sonoristics (saib Sonorism), thiab lwm yam.

References: Krasilnikov VA, Suab nthwv dej hauv huab cua, dej thiab khib nyiab, M.-L., 1951, M., 1954; Simonov ID, New in electric music instruments, M.-L., 1966; Volodin AA, Electronic musical instruments, M., 1970; Meyer E., Buchmann G., Die Klangspektren der Musikinstrumente, B., 1931.

YH Pargs