Promax OD-610 User Manual page 36

Figure 26. Hanning window.
Figure 27. Blackman window.
Notes for using FFT
►
Use Zoom function to magnify the FFT waveform if necessary.
Use the default dB scale for details of multiple frequencies, even if they
have very different amplitudes. Use the Vrms scale to compare
frequencies.
31
June 2017 Page