[sdiy] Understanding Analog Computer Schematics?

[cheater cheater]

Yes, it sounds a bit like soft-clipping really.
Wonder if there's another wave you could multiply by to have
everything work together.

D.

On Wed, Feb 25, 2009 at 7:13 PM, Antti Huovilainen <ajhuovil at cc.hut.fi> wrote:
> On Wed, 25 Feb 2009, David G. Dixon wrote:
>
>> The "sinoid" made from multiplying two triangle waves 90 degrees out of
>> phase has twice the frequency and an amplitude which is 1/8 of the square
>> of
>> the amplitude of the triangles.  It is visually very close to a sine.  I'm
>> now curious about how this would stack up against the more normal sine
>> shaper output.
>
> It's equivalent to integrated triangle wave, so 3rd harmonic is down at
> -29dB and 5th at -41dB. The difference to real sine will be audible.
>
> Antti
>
> "No boom today. Boom tomorrow. There's always a boom tomorrow"
>  -- Lt. Cmdr. Ivanova
>