Beats


The beats are the units in our System of Measurement,--as it

were, the inches upon our yardstick of time; they are the particles of

time that we mark when we count, or that the conductor marks with the

beats of his baton. Broadly speaking, the ordinary beat (in moderate

tempo) is about equivalent to a second of time; to less or more than

this, of course, in rapid or slow tempo. Most commonly, the beat is

represented in written music by the quarter-note, as in 2-4, 3-4, 4-4,

6-4 measure. But the composer is at liberty to adopt any value he

pleases (8th, 16th, half-note) as beat. In the first study in

Clementi's Gradus ad Parnassum, the time-signature is 3-1, the whole

note as beat; in the 8th Sung Without Words it is 6-16, the sixteenth

note as beat; in the last pianoforte sonata of Beethoven (op. 111),

last movement, the time-signatures are 9-16, 6-16, and 12-32, the

latter being, probably, the smallest beat ever chosen.



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