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abstraction > mathematical concept > number > quantity > frequency > Intermediate Frequency

Intermediate Frequency comparison table

Subject	has acronym	is a kind of	has definition
frequency		quantity	Number of oscillations per second of an electromagnetic wave. The amplitude of a wave depends on the intensity; the wavelength, on the frequency.
Intermediate Frequency	IF	frequency	The beat frequency between the signal and the local oscillator in a radio detection system.

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