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@ -14,7 +14,7 @@ I'll try to keep theory jargon to a minimum, so hopefully this is approachable f
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## What is a chord
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## What is a chord
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Playing more than one note at a time is generally called a chord. Here's an example:
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Playing more than one note at a time is generally called a `chord`. Here's an example:
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<MiniRepl client:visible tune={`note("<[c3,eb3,g3] [f3,a3,c4]>").room(.5)`} />
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<MiniRepl client:visible tune={`note("<[c3,eb3,g3] [f3,a3,c4]>").room(.5)`} />
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@ -24,7 +24,7 @@ Here's the same with midi numbers:
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Here, we have two 3-note chords played in a loop.
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Here, we have two 3-note chords played in a loop.
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You could already stop here and write chords in this style, which is totally fine and gives you control over individual notes.
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You could already stop here and write chords in this style, which is totally fine and gives you control over individual notes.
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One downside is that it can be difficult to find good sounding chords and maybe you're yearning for a way to organize chords in some other way..
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One downside is that it can be difficult to find good sounding chords and maybe you're yearning for a way to organize chords in some other way.
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## Labeling Chords
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## Labeling Chords
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@ -49,16 +49,16 @@ These 4 shapes are the most common types of `triads` you will encounter:
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| shape | label |
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| shape | label |
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| ----- | ---------- |
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| ----- | ---------- |
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| 0,3,6 | diminished |
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| 0,3,7 | minor |
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| 0,4,7 | major |
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| 0,4,7 | major |
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| 0,3,7 | minor |
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| 0,3,6 | diminished |
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| 0,4,8 | augmented |
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| 0,4,8 | augmented |
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Here they are in succession:
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Here they are in succession:
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<MiniRepl
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<MiniRepl
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client:visible
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client:visible
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tune={`note("<[0,3,6] [0,3,7] [0,4,7] [0,4,8]>".add("60"))
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tune={`note("<[0,4,7] [0,3,7] [0,3,6] [0,4,8]>".add("60"))
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.room(.5)._pitchwheel()`}
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.room(.5)._pitchwheel()`}
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/>
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/>
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@ -76,14 +76,14 @@ a e a e
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>\`)).room(.5)`}
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>\`)).room(.5)`}
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/>
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/>
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These are the chords for "The house of the rising sun" by The Animals.
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These are the chords for "The House of the Rising Sun" by The Animals.
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So far it doesn't sound too exiting but at least it's recognizable..
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So far, it doesn't sound too exciting, but at least it's recognizable.
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## Voicings
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## Voicings
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A `voicing` is one of many ways a certain chord shape could be played.
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A `voicing` is one of many ways a certain chord shape can be arranged.
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The term comes from choral music, where chords can be sung in different ways by changing which voice sings which note.
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The term comes from choral music, where chords can be sung in different ways by assigning different notes to each voice.
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For example we could add 12 to one or more notes in the chord:
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For example we could add 12 semitones to one or more notes in the chord:
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<MiniRepl
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<MiniRepl
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client:visible
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client:visible
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@ -91,7 +91,7 @@ For example we could add 12 to one or more notes in the chord:
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.room(.5)`}
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.room(.5)`}
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/>
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/>
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Notes that are 12 steps apart (= 1 `octave`) are considered to be equal in a harmonic sense, which is why they get the same note letter.
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Notes that are 12 semitone steps apart (= 1 `octave`) are considered to be equal in a harmonic sense, which is why they get the same note letter.
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Here's the same example with note letters:
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Here's the same example with note letters:
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<MiniRepl
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<MiniRepl
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@ -100,7 +100,7 @@ Here's the same example with note letters:
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.room(.5)`}
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.room(.5)`}
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/>
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/>
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This type of voicings are also called `inversions`. There are many other ways we could `voice` this minor chord:
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These types of voicings are also called `inversions`. There are many other ways we could `voice` this minor chord:
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<MiniRepl
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<MiniRepl
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client:visible
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client:visible
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@ -131,18 +131,20 @@ a e a e
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punchcard
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punchcard
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/>
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/>
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These voicings make the chords sound more connected and less jumpy, compared to the version without voicings.
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These voicings make the chords sound more connected and less jumpy, compared to the earlier version, which didn't focus on voicing.
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The way chords interact is also called `voice leading`, reminiscent of how a choir voice would move through a sequence of chords.
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The way chords interact is also called `voice leading`, reminiscent of how an
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individual choir voice would move through a sequence of chords.
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For example, try singing the top voice in the above example. Then try the same on the example without voice leading. Which one's easier?
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For example, try singing the top voice in the above example. Then try the same
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on the example not focusing on voice leading. Which one's easier?
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Naturally, there are many ways a progression of chords could be voiced and there is no clear right or wrong.
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Naturally, there are many ways a progression of chords could be voiced and there is no definitive right or wrong.
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## Chord Symbols
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## Chord Symbols
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Musicians playing chord-based music often rely on a so called lead sheet, which is a simplified notation of a music piece.
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Musicians playing chord-based music often use a `lead sheet`, which is a simplified notation for a piece of music.
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The chords in those lead sheets are notated with symbols that allow a piece to be notated in a very concise manner.
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These sheets condense the essential elements, such as chords, into symbols that make the music easy to read and follow.
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A common way to write the chords "The House of the Rising Sun" would be:
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For example, a lead sheet for "The House of the Rising Sun" might include chords written like this:
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```
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```
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Am | C | D | F
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Am | C | D | F
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@ -226,7 +228,7 @@ Some symbols are synonymous:
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- "^" is the same as "M", for example C^7 = CM7
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- "^" is the same as "M", for example C^7 = CM7
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- "+" is the same as "aug"
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- "+" is the same as "aug"
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You can decide which one's you prefer. There is no international standard for these symbols.
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You can decide which ones you prefer. There is no international standard for these symbols.
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To get a full chord, the symbols have to be prefixed with a root pitch, e.g. D7#11 is the 7#11 chord relative to the pitch D.
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To get a full chord, the symbols have to be prefixed with a root pitch, e.g. D7#11 is the 7#11 chord relative to the pitch D.
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Here are all possible chords with root C:
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Here are all possible chords with root C:
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