Additive & Spectral: IFFT Synthesis
The calculation of single sinusoidal components in the time domain can be very inefficient for a large number of partials. IFFT synthesis can be used to compose spectra in the frequency domain.
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Main lobe kernel for \(\varphi = 0\)
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Main lobe kernel for \(\varphi = \pi/2\)
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Main lobe kernel for \(\varphi = \pi/4\)
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Main lobe kernel for \(\varphi =c3 \pi/4\)