RTV repertoire catalog

Bach - 20 Short Preludes - No. 19 - BWV 943

ID 3353 · Bach, Johann Sebastian · Piano · Level 7 · Points 58500

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Bach’s Prelude No. 19, BWV 943 is a Baroque keyboard prelude in C major, written in 3/4 time. The music has a flowing, contrapuntal character, with short imitative entries, tied notes, moving eighth-note figures, and frequent changes between the upper and lower voices. Instead of using a simple melody with accompaniment, the piece often sounds like two independent lines working together, giving students practice with hand coordination, voice leading, and steady Baroque phrasing.Measures 1–5 introduce the main idea. The right hand begins alone with a short moving figure, and the left hand enters a few measures later with a similar shape. This gives the opening an imitative, conversational sound. The hands alternate between moving notes and longer held tones, keeping the texture clear while the harmony settles into C major.Measures 6–14 continue the same two-voice style. The right hand often holds a note while the left hand moves underneath, then the roles change. Tied notes and suspensions create a sense of gentle tension and release, while the eighth-note motion keeps the prelude moving forward.Measures 15–23 become more harmonically active. The music moves through more accidentals and darker colors, with both hands sharing short broken figures and stepwise motion. The texture remains light, but the harmony feels more searching than in the opening section.Measures 24–32 continue the running motion with more sequence-like patterns. The left hand often provides a steady lower line while the right hand shapes the upper voice with short figures and tied notes. This section gradually leads into a fuller middle area on the second page.Measures 33–44 develop the same material with more register changes and overlapping voices. The hands continue to trade motion, and the music passes through several changing harmonies before beginning to settle again.Measures 45–53 prepare the ending. The texture becomes more cadential, with longer held tones, short rests, and lower moving figures that guide the harmony back toward C major. The music feels calmer here after the more active middle section.Measures 54 to the end form the closing passage. The hands move through a final set of short figures and sustained notes before the piece ends with a clear C major cadence and fermata.Interesting fact: BWV 943 is cataloged as the fifth of Bach’s Five Little Preludes, BWV 939–943. These short preludes are useful teaching pieces because they combine manageable length with real Baroque skills such as imitation, voice independence, and phrase direction.