[sdiy] FM math question

[Ian Fritz]

At 11:39 AM 10/16/2008, Mattias Rickardsson wrote:
>A saw core vco with a saw->tri->sin shaper is a vc sine oscillator.
>You then modulate this sine with another sine, and get an appropriate result.
>
>Am I missing something?

Well, you don't modulate the final sine.  The modulation is of the core 
saw, before the wave multiplication.  Since the multiplication is a 
nonlinear process it would seem to me that the results would be different 
for the two cases.  Maybe not. <shrug>

   Ian