[sdiy] Additive Synthesis - phase shifts important??

[Paul Perry]

On 14 Jul 2008, at 07:30, Florian E. Teply wrote:
>Altering the phase of a harmonic can have a significant effect on the  
>peak amplitude of a waveform. This can be significant if you are  
>trying to normalise amplitudes between various waveforms in a synth -  
>it can help to move the phases about a bit.

It's true that the peak amplitude may change - as will the overall waveform
- hence my comment about LFOs.
But the total energy will remain constant. Think Fourier analysis.

I expect you are correct about FM synthesis, that being a non-linear
process.

paul perry Melbourne Australia