Humn 1020, Feb 6

Humn 1020, Feb 6 - Musical aim to move the passions J.S...

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Baroque Keyboard Instruments A. The harpsichord Its mechanism 2. Jack travels past the string 3. Plectrum plucks the string on the way past. More than 1 key-board (variety of sound) Elegantly painted: 18 th century soundboard B. The Organ Large wind instrument played from a keyboard, often built into the wall of a church, and greatly decorated. A bellows, pumped by assistants supplied air to the pipes. Johann Sebastian Bach (1685-1750) Lived his entire life in Germany Very fine Organ and harpsichord player. German city of light-seek, Saint Thomas church director of music. Bach’s music and the DOCTRINE OF THE AFFECTIONS = 18 th century theory of musical expression, Based on a mechanistic view of the universe Background Descartes (1649) Affect : some kind of physical motion that takes place (generated) outside a person. Which causes a persons blood and humor to react. Passion : The reaction of the mind to that affect (emotional response to the disturbance of the blood and the human body.) Causes oral vibration.
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Unformatted text preview: Musical aim: to move the passions. J.S. Bach, Contrapunctus 1 (The Art of Fugue, 1749, public. 1951) Fugue : Systematic imitative polyphony Polyphony : has 2 or more equally important melodic lines, heard at the same time; each line imitates the previous one. How to compose a fugue: 1. The composer should invent a melodic motion (fugue subject capable of arousing an emotion (passion). 2. Continue this motion (in imitative polyphony) until the mind of the listener is saturated with the feeling and has been reached from all sides. J.S. Bach, Choral fugue from Cantata #80 (1715/1744): based on Martin Luther’s melody, “A Mighty Fortress Is Our God” Ornament Richness, exuberance Magnificence Religious faith and respect for human intellect. Baroque principle: formal musical elaboration creates emotional expression....
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