[sdiy] Silly vector synth question

[Gordon JC Pearce]

On Sun, 2011-02-06 at 12:40 +0000, Tom Wiltshire wrote:
> Thanks Gabriel. I'd had the same thought and have just been reading the Prophet VS user manual.
> 
> What I found most interesting is that if you push the stick North, you get 100% of that oscillator, not the 2/1.414/1.414/0 mix that Gordon suggested.
> Furthermore, pushing the stick hard NW gives 50% / 50% / 0% / 0%.
> I'm going to have to think about what they did to the simple X and Y position to get those numbers. It means the two axes are not independent, since the amount of E and W is affected by the position on the N-S axis.
> 
> T.
> 

That's the bit that I'm stuck with...  How on earth do you get the
proportions right?  I understand how panpots work, but this isn't quite
the same thing.

Gordon MM0YEQ