和聲大調

$\layout { line-width = #72 ragged-last = ##f \context { \Score \override SpacingSpanner.spacing-increment = #1/2 \remove System_start_delimiter_engraver } } << \new Staff \with { \remove Bar_engraver \remove Time_signature_engraver } { \set Staff.midiMinimumVolume = 0.0 \set Staff.midiMaximumVolume = 0.0 \new Voice \with { \consists Horizontal_bracket_engraver \override HorizontalBracket.direction = #UP \override HorizontalBracket.Y-offset = 3.8 } \transpose c c'{ c4-\tweak HorizontalBracketText.text "全音"\startGroup d\stopGroup e-\tweak HorizontalBracketText.text "半音"\startGroup f\stopGroup g-\tweak HorizontalBracketText.text "半音"\startGroup aes\stopGroup b-\tweak HorizontalBracketText.text "半音"\startGroup \once \override NoteHead.color = "#b0b0b0" \once \override Stem.color = "#b0b0b0" c'1\stopGroup } } \new Staff \with { \remove Bar_engraver \remove Time_signature_engraver \remove Key_engraver \remove Clef_engraver \override StaffSymbol.line-count = 0 } { \new Voice \with { \consists Horizontal_bracket_engraver \override HorizontalBracket.direction = #DOWN \override HorizontalBracket.shorten-pair = #'(0 . 1) \override HorizontalBracket.Y-offset = 3.9 } \transpose c c'{ \hideNotes c4 d-\tweak HorizontalBracketText.text "全音"\startGroup e\stopGroup f-\tweak HorizontalBracketText.text "全音"\startGroup g\stopGroup aes-\tweak HorizontalBracketText.text "半音三度"\startGroup b\stopGroup c'1 } } >>$

C 和聲大調 / C 艾奧尼安降六級調式^[暫譯]。

和聲大調^{[註 1]}（英文：harmonic major），又叫艾奧尼安降六級調式^[暫譯]，係一種七個音嘅音階，相當於將大調第六級降半音^[1]；呢個音階由七個音程組成，順序係全音、全音、半音、全音、半音、半音三度、半音，加埋啱啱一個八度。

同大調一樣，喺唔同嘅音開始，按音階順序上，攞齊七個音，可以得出七個唔同嘅調式。

順階和弦

構成和聲大調嘅七個音，原則上係對應下面呢七個順階和弦^[2]：

名		構成音	性質	例（C 和聲大調）
羅馬數字	數字和弦	構成音	性質	例（C 和聲大調）
I	1	1-3-5	大和弦	$\new Staff \with {\remove Time_signature_engraver \remove Bar_engraver} \transpose c c' { <c e g>1 }$
ii°	2°	2-4-6♭	減和弦	$\new Staff \with {\remove Time_signature_engraver \remove Bar_engraver} \transpose c c' { <d f aes>1 }$
iii	3-	3-5-7	小和弦	$\new Staff \with {\remove Time_signature_engraver \remove Bar_engraver} \transpose c c' { <e g b>1 }$
iv	4-	4-6♭-1	小和弦	$\new Staff \with {\remove Time_signature_engraver \remove Bar_engraver} \transpose c c' { <f aes c'>1 }$
V	5	5-7-2	大和弦	$\new Staff \with {\remove Time_signature_engraver \remove Bar_engraver} \transpose c c' { <g b d'>1 }$
VI+	6+	6♭-1-3	增和弦	$\new Staff \with {\remove Time_signature_engraver \remove Bar_engraver} \transpose c c' { <aes c' e'>1 }$
vii°	7°	7-2-4	減和弦	$\new Staff \with {\remove Time_signature_engraver \remove Bar_engraver} \transpose c c' { <b d' f'>1 }$