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Òåîðèÿ ìóçûêè

Çàäàòü íîâóþ òåìó
Àâòîð
Òåìà: Äàííûå î êâèíòîâîé ñïèðàëè
Âðåìÿ: 13.05.2007 18:10 



Õîòåëîñü áû ñîáðàòü â îäíîì òîïèêå äàííûå î êâèíòîâîé ñïèðàëè, íà êîòîðîé îñíîâàí Ïèôàãîðåéñêèé ñòðîé, à òàêæå îáñóäèòü ýòè äàííûå ñ ðàçëè÷íûõ òî÷åê çðåíèÿ.

Íà÷àòü ëó÷øå âñåãî ñ êàðòèíêè (ïðèëàãàåòñÿ íèæå), çàèìñòâîâàííîé ñî ñòðàíèöû:
http://www.skytopia.com/project/scale.html

Òàì ñòðîèòñÿ îòðåçîê êâèíòîâîé ñïèðàëè ñëåäóþùèì îáðàçîì: îò çâóêà C îòêëàäûâàåòñÿ 12 êâèíò ââåðõ (ñ îêòàâíûìè ïåðåíåñåíèÿìè),
è 12 êâèíò âíèç (òàêæå ñ îêòàâíûìè ïåðåíåñåíèÿìè.

Ïîñëå 12 êâèíòîâûõ õîäîâ ââåðõ (ñ îêòàâíûìè ïåðåíåñåíèÿìè) ïîëó÷àåì çâóê ñè-äèåç, êîòîðûé íà êîììó âûøå çâóêà äî (ïðèíÿòîãî çà åäèíèöó)

Ïèôàãîðåéñêàÿ êîììà = 531441/524288 ïðèáë. ðàâíî 1.01364 ïðèáë. ðàâíî 23.46 öåíòîâ.

Ïîñëå 12 êâèíòîâûõ õîäîâ âíèç (ñ îêòàâíûìè ïåðåíåñåíèÿìè) ïîëó÷àåì çâóê ðå-äóáëü-áåìîëü, êîòîðûé íà êîììó íèæå èñõîäíîãî çâóêà äî.

Ñëåäóåò îòìåòèòü, ÷òî êâèíòîâûå ñïèðàëè (è âñå, ÷òî ñ íèìè ñâÿçàíî) óæå ôðàãìåíòàðíî îáñóæäàëèñü â êîíöå òîïèêà
“âîïðîñ íà çàñûïêó: ÷òî âûøå fis èëè ges?”:
http://www.musicforums.ru/theory/browse_thread.php?bn=mfor_theory&thread=1175171357&replies=142
Àâòîð
Òåìà: Re: Äàííûå î êâèíòîâîé ñïèðàëè
Âðåìÿ: 13.05.2007 18:13 



Çíà÷èò, â ðåçóëüòàòå ïîñòðîåíèÿ îòðåçêà êâèíòîâîé ñïèðàëè, óêàçàííîãî â ïðåäûäóùåì ïîñòå, ïîëó÷àåì âñåãî 12 + 12 +1 = 25 çâóêîâ, è âñå îíè ðàçëè÷íû ìåæäó ñîáîé.

Óïîðÿäî÷èì èõ ïî âûñîòå è ïîñìîòðèì, ÷òî èç ýòîãî ïîëó÷èòñÿ (ñì. ðèñóíîê íèæå)

Íà ýòîì ðèñóíêå î÷åíü õîðîøî âèäíû îòâåòû íà âîïðîñû òèïà: “×òî âûøå: fis èëè ges?” è ò. ï., ïî êîòîðûì áûë ñïîð â
http://www.musicforums.ru/theory/browse_thread.php?bn=mfor_theory&thread=1175171357&replies=142
Àâòîð
Òåìà: Re: Äàííûå î êâèíòîâîé ñïèðàëè
Âðåìÿ: 13.05.2007 18:15 



Ïåðâîíà÷àëüíîå ïðåäñòàâëåíèå î ïèôàãîðîâîì ñòðîå ìîæíî ïîëó÷èòü íà ñòðàíèöå:
http://www.mushar.ru/Muzacust/muzac_3_35.html

Òóò ñëåäóåò óòî÷íèòü: êàêóþ äðîáü ñâÿçûâàòü ñ ïèôàãîðåéñêîé êâèíòîé: 3/2 èëè 2/3?
Çà êàæäûì èç âûáîðîâ -- ñâîÿ ïðàâäà. Ïðîöèòèðóþ îäèí ñâîé æå ïðåäûäóùèé ïîñò:

“Åñëè äëèíà êàêîé-òî ñòðóíû  åñòü 2/3 îò äëèíû ñòðóíû A, òî ñòðóíà  áóäåò çâó÷àòü íà êâèíòó âûøå ñòðóíû À.
Ïðè ýòîì, åñëè ÷àñòîòà êîëåáàíèé ñòðóíû  åñòü 300 ãö, òî ÷àñòîòà êîëåáàíèé ñòðóíû À (ïðè óêàçàííîì ñîîòíîøåíèè äëèí ñòóí À è Â) áóäåò â òî÷íîñòè ðàâíà 200 ãö. Ò. å. îòíîøåíèå ÷àñòîòû êîëåáàíèé ñòðóíû  ê ÷àñòîòå êîëåáàíèé ñòðóíû À áóäåò 3/2.”

Êàæäûé èç àâòîðîâ ñòîèò íà êàêîé-ëèáî îäíîé èç ýòèõ òî÷åê çðåíèÿ.
Ãàðáóçîâ, íàïðèìåð, íà öèòèðîâàííîé âûøå ñòðàíèöå
http://www.mushar.ru/Muzacust/muzac_3_35.html

ìûñëèò â òåðìèíàõ îòíîøåíèé äëèí ñòðóí, çíà÷èò, êâèíòà ó íåãî 2/3,

â òàáëèöå äëÿ îòðåçêà êâèíòîâîé ñïèðàëè èç ïåðâîãî ïîñòà ïîäðàçóìåâàþòñÿ îòíîøåíèÿ ÷àñòîò, çíà÷èò, êâèíòà òàì = 3/2.
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Îòíîøåíèÿ ÷àñòîò ëó÷øå, ÷åì îòíîøåíèÿ äëèí ñòðóí â òîì ïëàíå, ÷òî êîãäà ìû óïîðÿäî÷èâàåì çâóêè ïî âûñîòå, ñîîòâåòñòâóþùàÿ ïîñëåäîâàòåëüíîñòü ÷èñåë òîæå âîçðàñòàåò.
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Âîîáùå, äîñòàòî÷íî ïðîñòî ïåðåõîäèòü îò îäíîé òî÷êè çðåíèÿ ê äðóãîé. Ïðîñòî ìåíÿåì ìåñòàìè ÷èñëèòåëü è çíàìåíàòåëü äðîáè.
Ñ ó÷åòîì ýòîãî ìû âèäèì, íàïðèìåð, ÷òî ïðèâîäèìàÿ Ãàðáóçîâûì äèàòîíè÷åñêàÿ ìàæîðíàÿ ãàììà ïèôàãîðîâîé íàñòðîéêè
(ñì. ïðèëàãàåìûé íèæå ðèñóíîê; çåëåíûì öâåòîì ïîêàçàíû èíòåðâàëû ìåæäó çâóêàìè)
íàõîäèòñÿ â ïîëíîì ñîãëàñèè ñ ÷èñëàìè â îòðåçêå êâèíòîâîé ñïèðàëè èç ïîñòà 2.
Àâòîð
Òåìà: Re: Äàííûå î êâèíòîâîé ñïèðàëè
Âðåìÿ: 13.05.2007 18:18 



À òàêæå ìû âèäèì, ÷òî è ïðèâîäèìàÿ Ãàðáóçîâûì ôðèãèéñêàÿ ãàììà (ïî ñðåäíåâåêîâîé òåðìèíîëîãèè) â ïèôàãîðåéñêîì ñòðîå
(ñì. ïðèëàãàåìûé íèæå ðèñóíîê; çåëåíûì öâåòîì ïîêàçàíû èíòåðâàëû ìåæäó çâóêàìè)
òàêæå íàõîäèòñÿ â ïîëíîì ñîãëàñèè ñ ÷èñëàìè â îòðåçêå êâèíòîâîé ñïèðàëè èç ïîñòà 2.
Àâòîð
Òåìà: Re: Äàííûå î êâèíòîâîé ñïèðàëè
Âðåìÿ: 15.05.2007 16:54 
guest



ß íå çàìîðà÷èâàþñü â òàáëèöàõ...õîòÿ è èíòåðåñíî...
Íåò âðåìåíè....èãðàòü íàäî...
Ïîñòóïàþ ïðîùå(íå çíàÿ òàáëèöû óìíîæåíèÿ),ïî ïðèíöèïó "êàëüêóëÿòîðà":
Ïåðåêëþ÷àþñü âî âðåìÿ èãðû,ñîãëàñíî òîíàëüíîñòÿì â àóòåíòè÷íûå,"÷èñòûå" ñòðîè(÷àùå â Âåðêìàéñòåð ñòðîé...)â Tyros2.
Àâòîð
Òåìà: Re: Äàííûå î êâèíòîâîé ñïèðàëè
Âðåìÿ: 17.05.2007 12:17 
guest



Äà Âû ýñòýò,áàòþøêà!


Òîãäà Âàì ñþäà:
Ñîíàíòîìåòðèÿ(Àíãëèéñêèé ïåðåâîä îðèãèíàëüíîãî òåêñòà âûïîëíèë Ìèõàèë Õðàìîâ.):

http://www.geocities.com/sonantometry/documents/SonantometryRu_ArticleOfKhramov.htm
Àâòîð
Òåìà: ofvgj
Âðåìÿ: 25.05.2007 01:31 



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 ýòîò ôîðóì ìîãóò ïèñàòü òîëüêî çàðåãèñòðèðîâàííûå ïîëüçîâàòåëè!