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.
Main lobe kernel for \(\varphi = 0\)
Main lobe kernel for \(\varphi = \pi/2\)
Main lobe kernel for \(\varphi = \pi/4\)
Main lobe kernel for \(\varphi =c3 \pi/4\)