Examlex
Which of the following uses OFDM?
Frequency
The frequency at which an event happens or reoccurs within a specific timeframe or sample.
Amplitude
The extent or range of a variable wave, such as sound or light, often measured from the middle value to an extreme.
Pitch
A perceptual property of sounds that allows their ordering on a scale from low to high, primarily associated with the frequency of sound waves.
Loudness
A perceptual characteristic of sound that enables the differentiation of sounds on a scale from quiet to noisy, often measured in decibels.
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