a shows a segment of four
same oboe recording as in the previous figure multiplied by a
, and Fig.3.17
b shows the corresponding
magnitude. Note how the lower side-lobes
Hamming window significantly improve the visibility of spectral
components above 6 kHz or so.
(a) Hamming-windowed segment
of four periods from the steady state portion of an oboe recording
of pitch `C4'. (b) Zero-padded FFT magnitude.
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