[sdiy] Additive Synthesis questions

[Veronica Merryfield]

On 2010-04-11, at 7:34 AM, Ingo Debus wrote:

> Am 11.04.2010 um 07:13 schrieb Paul Perry:
> 
>> I can't think of a single SIMPLE sine wave generator,
>> at least at audio frequencies.
> 
> Depends on what you call simple. You can build a sine wave generator with only one transistor. It requires an inductor though, and to change the frequency you either have to change its inductance or the value of a capacitor.

Anyone ever made a voltage controlled gyrator? Sub that in for the inductor to get a VCO.

Veronica