vospominaniya o byiloy lyubvi akustika

Triad and seventh chord arpeggios — 25 types with positions

Dorian, Phrygian, Lydian and other modes with characteristic tones

Note frequency table C0–B8 with playback button

Enharmonic chords: C# = Db, D# = Eb, F# = Gb — same pitch, different spelling