Through-zero VCO

This VCO uses DG202 (or equivalents) analogue switches to achieve the thru 0 function, based on ideas presented in Electronotes #75.

https://youtu.be/age8T6L-xnw

https://www.nonlinearcircuits.com/modules/plague-of-demons

• ? mA +12V
• ? mA -12V
• ? mA 5V

Available as an assembled Module and as a DIY project.

This Module is currently available.