Am+♭9

A minor, add flat ninth

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MSK 007 Leapfrog VCF (patch; see in online store)
MSK 009 Coiler VCF (patch; see in online store)

Equivalent chord symbols: Am+♯1, Am+♭2, C3+6+7, B♯3+6+7, C3+7+13, B♯3+7+13.

Notes in this chord: A, C, E, B♭. Integer notation: {0, 4, 9, 10}.

Keys in which this chord fits with this spelling: FM, Dm

Keys in which this chord fits with enharmonic spelling: E♯M

Nearby chords (one less note): Am, B♭2+♯7, Asus2♭2, B♭sus2♭5.

Nearby chords (one more note): C7+6, B♭M9♭5, C7♯5+6, F+4+♭1, A+♯1+♯2, Am+2+♯1, G♭9♯9♭5, Am+♯1+♯4.

Parallel chords (same structure, different root): Cm+♭9, Dm+♭9, Em+♭9, Fm+♭9, Gm+♭9, Bm+♭9, C♭m+♭9, D♭m+♭9, E♭m+♭9, F♭m+♭9, G♭m+♭9, A♭m+♭9, B♭m+♭9, C♯m+♭9, D♯m+♭9, E♯m+♭9, F♯m+♭9, G♯m+♭9, A♯m+♭9, B♯m+♭9.

Experimental fretting charts for guitar standard EADGBE tuning (change tuning or instrument):

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