PeakTech 1190 Bedienungsanleitung Seite 138

This is the best window for measuring the amplitude of
frequencies but worst at resolving frequencies.
Blackman
Use Blackman-Harris for measuring predominantly single
frequency waveforms to look for higher order harmonics.
Fig.27, 28, 29, 30 show four kinds of window function referring to sine wave of 1KHz.
Fig. 27 Blackman window
Fig. 28 Hamming window
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