This sound effect circuit uses only one integrated. We found it in a 90's EDN. The effects can be modified by changing the components.
This 25 W phase photo control was found in a 1965 General Electric publication. The circuit uses a...
National Semiconductor suggests this circuit in its 1994 Linear Applications Handbook. The D3...
The photosensor integrated circuit used in this circuit is not common today. It is a device that...