Ukukhathazeka okuncishisiwe |

Uhlobo lwe-symmetrical fret olususelwe kwichord esezingeni eliphansi (ichord yesikhombisa enciphile; yingakho igama).

Isakhiwo U. l. ingamelwa izinhlobo ezintathu, kuye ngokuthi 3 Ch. izinhlobo zokwethulwa komsindo wemodi (cf. Imodi ekhulisiwe): i-chordal, melodic, iqembu. I-Chord U. l. ebonakala ngokulandelana kwamachords angu-4 (imvamisa yohlobo olufanayo ngesakhiwo), osn. amathoni ku-rykh enza uchungechunge olusezingeni eliphansi. Okwe-melodic U. l. ngokuvamile melodic. umnyakazo othize. isikali esakhiwe ngokuhlukanisa ama-semitone ayishumi nambili e-octave abe izingxenye ezine ezilinganayo kanye nesakhiwo esifanayo (ngama-semitones: 2+1, 2+1, 2+1, 2+1). Iqembu U.l. ebonakala ngokusetshenziswa kwesilinganiso esithile U. l. kubukhulu obuxubile, “abadayagonali” (ovundlile-okuqondile). Amasampula e-U. l.:

U-Rimsky-Korsakov. "Sadko". Isithombe 2.

IF Stravinsky. "Symphony of IHubo". Ingxenye 1.

Njengamanye ama-symmetrical frets, U. l. ingalalela isikhungo sayo. i-elementi (eyehlisiwe i-chord yesikhombisa) njenge-tonic ekuhlakazeni kwayo (ukuqala kwesithombe sesibili se-"Sadko" ka-Rimsky-Korsakov) noma ifomu eligcwele (bona isimo sesiphepho seqhwa esivela ku-"Kashchei the Immortal" ka-Rimsky-Korsakov). Umsebenzi we-tonic ungaba (ngokusho kwemodeli yokhiye wohlobo olukhulu-oluncane) isikhungo esisodwa. iphimbo (“e” esibonelweni esivela “ku-Symphony of Psalms” kaStravinsky) noma iculo elakhelwe phezu kwalo (bheka iphimbo elinephimbo eliyinhloko elithi “a” esibonelweni esikusonata sesi-2 sikaScriabin, ikholomu 8).

Ngenxa yokufana kwesakhiwo se-low-frequency four-tone kanye ne-tritone-two-tone, ukufana kwezindlela ezakhiwe kuzo zembulwe - U. l. kanye ne-tritone. AH Scriabin. 8th upiyano sonata, imigoqo 5-8.

Igama elithi “U. l.” ihlongozwe ngu-BL Yavorsky (nokho-ke, u-Yavorsky wakubalula imodi enesikhungo esisesimweni se-mind triad, hhayi ingqondo yesikhombisa). Bheka “Isikali sika-Rimsky-Korsakov”, Amamodi we-Symmetric, imodi ye-Tritone, isigqi se-Modal.

References: bona ku-Art. Ama-symmetrical frets.

Yu. N. Kholopov