The following charts illustrate a sampled signal and its magnitude spectrum based on FFT. Exam the...
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The following charts illustrate a sampled signal and its magnitude spectrum based on FFT. Exam the frequency scale of spectrum chart and determine the sampling frequency. Combined Sine Waveform 15.0- 10.0- 5.0- 0.0- -5.0- 10.0- -15.0- Amplitude 0,0 Amplitude 0.1 0.2 Single-sided FFT Spectrum 10.0- 8.0- 6.0- 4.0- M 2.0- 0.3 time (s) 0.4 0.5 0.0- 0.0 25.0 50.0 75.0 100.0 125.0 150.0 Frequency (Hz) I The following charts illustrate a sampled signal and its magnitude spectrum based on FFT. Exam the frequency scale of spectrum chart and determine the sampling frequency. Combined Sine Waveform 15.0- 10.0- 5.0- 0.0- -5.0- 10.0- -15.0- Amplitude 0,0 Amplitude 0.1 0.2 Single-sided FFT Spectrum 10.0- 8.0- 6.0- 4.0- M 2.0- 0.3 time (s) 0.4 0.5 0.0- 0.0 25.0 50.0 75.0 100.0 125.0 150.0 Frequency (Hz) I
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