Octave |

mai ka lat. octava – ʻewalu

1) Ka degere ewalu o ka unahi diatonic.

2) ʻO ke kiʻekiʻe haʻahaʻa o ke kiʻekiʻe o nā overtones (overtones) i haku i kēlā me kēia leo; e like me ka helu o nā oscillations e pili ana i ka mea nui. ke kani o ka unahi maoli e like me 2:1. No ka mea, ua kapa ʻia ka leo nui ma ke ʻano he overtone mua, ʻo ka octave overtone, kēlā me kēia, ua manaʻo ʻia ʻo ia ka lua.

3) Mahele o ka mele. pālākiō, e pili ana i nā kumu a pau. ʻanuʻu: hana, re, mi, fa, paʻakai, la, si, a i ʻole ʻumikūmālua semitone chromatic. gamma.

Nā mele a pau. ua māhele ʻia ka pālākiō i ʻehiku piha a ʻelua ʻole ʻO. Ua hoʻonohonoho ʻia lākou mai lalo a luna ma ke ʻano penei: subcontroc-tava (ʻekolu leo ​​luna A2, B2, H2), counteroctave, nui O., liʻiliʻi O., mua O ., O. lua, O. kolu, O. ha, O. lima (ho'okahi leo haahaa - C5).

4) He wā e uhi ana i nā ʻanuʻu diatonic 8. unahi a me ʻeono mau leo ​​holoʻokoʻa. ʻO O. kekahi o ka diatonic maʻemaʻe. nā waena; ʻO ka acoustically kahi consonance kūpono loa. Ua koho ʻia ʻo 8 maʻemaʻe. Huli ka octave i prima maʻemaʻe (maʻemaʻe 1); hiki ke hoʻonui a hoʻemi ʻia e like me ke kānāwai maʻamau o ka hoʻololi ʻana o nā manawa; ke kumu no ka hoʻokumu ʻana i nā kikowaena hui (ʻoi aku ka laulā ma mua o ka octave). Hoʻohana pinepine ʻia ʻo O. e pālua i nā leo o kahi mele i mea e hāʻawi ai i ke kani i ka piha a me ka hōʻike ʻana, a me ka pālua ʻana i nā harmonics. nā balota, ka hapa nui o ka bass. No ka hoʻomaʻamaʻa hīmeni, hāʻawi ʻia nā haʻahaʻa haʻahaʻa (bass profundo), i kapa ʻia he octavist (e nānā i ka Bass), i ka hoʻokō ʻana i nā leo o ka ʻāpana bass i pālua ʻia i ka octave haʻahaʻa.

ʻO nā ʻāpana Octave kahi hiʻohiʻona o ka pianoforte virtuoso. mele. Loaʻa ʻia nā papalua Octave i ke mele. prod. no nā mea kani ʻē aʻe. Hoʻohana ʻia nā ʻano like ʻole o ka neʻe ʻana i nā octaves ma ke ʻano he ʻenehana. ke komo ʻana no nā kumu hoʻonaʻauao. See Diatonic scale, Natural scale, Interval.

VA Vakhromeev