音調、和弦和音階

如果你沒法立即反應62或者c3是什麼音，用Sonic Pi作曲對你來說可能會很難。對此我們可以用簡易鍵盤來試音。你還可以在下拉式功能表中選擇合適的音階。

Select scale:

Range [C3-B5]
（使用左/右箭頭調整鍵盤）

音訊合成器，由Keith William Horwood創建

演奏哪些和弦和音符？

當然了，你想演奏什麼都行，本來也沒有對錯。音樂不一定要完全和諧，藝術家們可以隨意添加不和諧因素甚至是噪音。但如果你願意的話，也是有一些規則可以遵循的。

如果你的作品在某個調上，比如C大調，有個和弦特別棒。下面的表格是一些相互配合和諧的爵士和弦。這裡有更多的和弦進行：lotusmusic.com/chord-progression-map.html

Common chord progressions in major

I - IV - V

I - VI - IV - V

II - V - I

Major key	I	II	III	IV	V	VI
C	chord(:C, :major7)	chord(:D, :minor7)	chord(:E, :minor7)	chord(:F, :major7)	chord(:G, "7")	chord(:A, :minor7)
Db	chord(:Db, :major7)	chord(:Eb, :minor7)	chord(:F, :minor7)	chord(:Gb, :major7)	chord(:Ab, "7")	chord(:Bb, :minor7)
D	chord(:D, :major7)	chord(:E, :minor7)	chord(:Gb, :minor7)	chord(:G, :major7)	chord(:A, "7")	chord(:B, :minor7)
Eb	chord(:Eb, :major7)	chord(:F, :minor7)	chord(:G, :minor7)	chord(:Ab, :major7)	chord(:Bb, "7")	chord(:C, :minor7)
E	chord(:E, :major7)	chord(:Gb, :minor7)	chord(:Ab, :minor7)	chord(:A, :major7)	chord(:B, "7")	chord(:Db, :minor7)
F	chord(:F, :major7)	chord(:G, :minor7)	chord(:A, :minor7)	chord(:Bb, :major7)	chord(:C, "7")	chord(:D, :minor7)
Gb	chord(:Gb, :major7)	chord(:Ab, :minor7)	chord(:Bb, :minor7)	chord(:Cb, :major7)	chord(:Db, "7")	chord(:Eb, :minor7)
G	chord(:G, :major7)	chord(:A, :minor7)	chord(:B, :minor7)	chord(:C, :major7)	chord(:D, "7")	chord(:E, :minor7)
Ab	chord(:Ab, :major7)	chord(:Bb, :minor7)	chord(:C, :minor7)	chord(:Db, :major7)	chord(:Eb, "7")	chord(:F, :minor7)
A	chord(:A, :major7)	chord(:B, :minor7)	chord(:Db, :minor7)	chord(:D, :major7)	chord(:E, "7")	chord(:Gb, :minor7)
Bb	chord(:Bb, :major7)	chord(:C, :minor7)	chord(:D, :minor7)	chord(:Eb, :major7)	chord(:F, "7")	chord(:G, :minor7)
B	chord(:B, :major7)	chord(:Db, :minor7)	chord(:Eb, :minor7)	chord(:E, :major7)	chord(:Gb, "7")	chord(:Ab, :minor7)

Common chord progressions in natural minor

I - VI - VII

I - IV - VII

I - IV - V

I - VI - III - VII

II - V - I

Minor key	I	II	III	IV	V	VI	VII
Cm	chord(:C, :minor7)	chord(:D, "m7-5")	chord(:Eb, :major7)	chord(:F, :minor7)	chord(:G, :minor7)	chord(:Ab, :major7)	chord(:Bb, "7")
Ddm	chord(:Dd, :minor7)	chord(:Eb, "m7-5")	chord(:E, :major7)	chord(:Gb, :minor7)	chord(:Ab, :minor7)	chord(:A, :major7)	chord(:B, "7")
Dm	chord(:D, :minor7)	chord(:E, "m7-5")	chord(:F, :major7)	chord(:G, :minor7)	chord(:A, :minor7)	chord(:Bb, :major7)	chord(:C, "7")
Ebm	chord(:Eb, :minor7)	chord(:F, "m7-5")	chord(:Gb, :major7)	chord(:Ab, :minor7)	chord(:Bb, :minor7)	chord(:B, :major7)	chord(:Db, "7")
Em	chord(:E, :minor7)	chord(:Gb, "m7-5")	chord(:G, :major7)	chord(:A, :minor7)	chord(:B, :minor7)	chord(:C, :major7)	chord(:D, "7")
Fm	chord(:F, :minor7)	chord(:G, "m7-5")	chord(:Ab, :major7)	chord(:Bb, :minor7)	chord(:C, :minor7)	chord(:Db, :major7)	chord(:Eb, "7")
Gbm	chord(:Gb, :minor7)	chord(:Ab, "m7-5")	chord(:A, :major7)	chord(:B, :minor7)	chord(:Db, :minor7)	chord(:D, :major7)	chord(:E, "7")
Gm	chord(:G, :minor7)	chord(:A, "m7-5")	chord(:Bb, :major7)	chord(:C, :minor7)	chord(:D, :minor7)	chord(:Eb, :major7)	chord(:F, "7")
Abm	chord(:Ab, :minor7)	chord(:Bb, "m7-5")	chord(:B, :major7)	chord(:Db, :minor7)	chord(:Eb, :minor7)	chord(:E, :major7)	chord(:Gb, "7")
Am	chord(:A, :minor7)	chord(:B, "m7-5")	chord(:C, :major7)	chord(:D, :minor7)	chord(:E, :minor7)	chord(:F, :major7)	chord(:G, "7")
Bbm	chord(:Bb, :minor7)	chord(:C, "m7-5")	chord(:Db, :major7)	chord(:Eb, :minor7)	chord(:F, :minor7)	chord(:Gb, :major7)	chord(:Ab, "7")
Bm	chord(:B, :minor7)	chord(:Db, "m7-5")	chord(:D, :major7)	chord(:E, :minor7)	chord(:Gb, :minor7)	chord(:G, :major7)	chord(:A, "7")