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Frequency modulation varies the frequency of a sine wave carrier. The frequency deviation is proportional to the modulating signal.
Take a look at Spectra of FM signals or Instruction Manual (German).
![frequencymodulation frequencymodulation](frequencymodulation.png)
Frequency modulation
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Frequency modulation varies the frequency of a sine wave carrier. The frequency deviation is proportional to the modulating signal.
Take a look at Spectra of FM signals or Instruction Manual (German).