3: A square wave consists of a fundamental frequency sinusoid and the superposition of the odd harmonics of the fundamental. The amplitude of each harmonic is equal to the amplitude of the fundamental scaled by the inverse of the harmonic index.
3: A square wave consists of a fundamental frequency sinusoid and the superposition of the odd harmonics of the fundamental. The amplitude of each harmonic is equal to the amplitude of the fundamental scaled by the inverse of the harmonic index.