What defines a harmonic in relation to frequency generation?

A harmonic is specifically defined as an exact multiple of the fundamental frequency. In the context of sound and wave theory, when a fundamental frequency is established, harmonics represent the higher frequencies that resonate at whole number multiples of this base frequency. For example, if the fundamental frequency is ( f ), the harmonics would be ( 2f ), ( 3f ), ( 4f ), and so on. This relationship plays a crucial role in the analysis and synthesis of musical tones, as well as in various electronic applications, such as signal processing.

Understanding this concept is essential for an electronics technician, particularly when working with circuits that involve oscillation, waveform generation, or harmonic distortion, where the behavior of signals can significantly affect performance and sound quality.