Physics 288/489: THE PHYSICS OF MUSIC   Fall, 2004

Lecture 10 (10/7)

Stringed instruments I.  Normal modes and partials of stringed instruments.  Coupling sound from the string to the air through the resonator or sounding board.  The guitar, harp, and other struck or plucked stringed instruments.  The harpsichord.  The mechanics and sound from a piano: the hammer striking action, the sound envelope, the timbre, and inharmonicity of the partials.

Reading: Hall Chap 10

Music Played:

Demonstration of the Mandolin: Tim Chambers

J.S. Bach, Brandenburg Concerto No. 5, first movement (harpsichord solo)

L. Beethoven, Piano Sonata No. 21, "Waldstein" 3rd movement (soft touch vs. pounding)

L. Beethoven, Piano Sonata No. 14, "Moonlight" 1st movement (soft strokes)

L. Beethoven, Piano Sonata No. 23, "Appassionata" 1st, 3rd movements