Lerata |
Lerata (Sejeremane Gerdusch, French bruit, lerata la Senyesemane) - molumo o le mong, o sa lekanyetsoang ka bophahamo, o entsoeng ke ba bangata ba fapaneng ka makhetlo a mangata le matla, e le molao, o sa tsitsang, oa nakoana. le e seng nako le nako. metsamao e tsitsinyehang e hlahisoang ke sethothokisi se le seng kapa ho feta. Ho li-acoustics, ho na le:
1) e tsoelang pele holim'a marang-rang, e koahelang mefuta eohle e utloahalang, e bitsoang. tšoeu sh.;
2) seea-le-moea se sephara - maqhubu a tlaase, a mahareng, a phahameng;
3) narrowband, ho thoeng ke. mmala, Sh. Ba bangata ba otla. diletswa emit broadband SH: mohlala moropa o moholo - low-frequency, snare drum - mid-frequency, triangle - high-frequency; ka molumo oa timpani, likarolo tsa lerata tse moqotetsane li khetholloa ka boholo ba c.-l. molumo o le mong. Sh. ka lisebelisoa tsena e hlaha mabapi le ho rarahana ha tlhophiso ea 'mele oscillating, heterogeneity ea tlhahiso ea eona. Sh., e le molao, ke karolo ea bohlokoa (hammoho le melumo e sa fellang) ea molumo oa li-muses. lisebelisoa tse nang le molumo o hlalosoang: mohlala. ho fp. Sh. e bakoa ke ho thothomela ha molamu le hlooho ea hamore, hape e khethoa ke ho tiea ha likhoele. haholo-holo bukeng e tlaase; holim'a violin - ho thothomela, ho thothomela ha seqha, ho thothomela ha torsional. metsamao ea likhoele; ka lekolilo, liphaepheng tsa labial tsa setho - ka ho thothomela ho kang vortex ea moea o phallang o khaotsoeng ke labium. Lekholong la bo20 la lilemo takatso ea ho fapanyetsana lerata la lihlopha tsa liletsa ka ho hlahisa liletsa tse ncha, ho kopanyelletsa le ’mino o khethehileng oa elektronike, e ile ea tota. lisebelisoa; boiqapelo ba liteko bo ile ba hlaha. litaelo tse sebelisang haholo Sh., mohlala. bruitism, 'mino oa konkreite,' mino oa elektroniki, 'mino oa timbre, sonoristics (bona Sonorism), joalo-joalo.
References: Krasilnikov VA, Maqhubu a molumo moeeng, metsi le lintho tse tiileng, M.-L., 1951, M., 1954; Simonov ID, Ncha ka lisebelisoa tsa 'mino tsa motlakase, M.-L., 1966; Volodin AA, lisebelisoa tsa 'mino tsa elektronike, M., 1970; Meyer E., Buchmann G., Die Klangspektren der Musikinstrumente, B., 1931.
YH Pargs
