Music Theory: From Absolute Beginner to Expert · 5th edition
Example 6.5
Simple meters: 2/4, 3/4 and 4/4
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What you hear
For each meter a bar of the soft C3 counting its quarter-note beats alone (the bar's first a little louder), then two bars with the C5 on the strong beat (and on 4/4's medium third beat), 72 BPM
In the book: Figure 6.8.