What analysis shows that a square wave consists of a sine wave plus odd harmonics?
AnswerFourier analysis.
Fourier analysis represents a complex periodic waveform as a sum of sinusoidal frequency components.
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What is one common analog-to-digital conversion method?
AnswerSuccessive approximation.
A successive-approximation ADC tests candidate bit values step by step until it converges on a digital representation of the input voltage.