This circuit is from the 1990 Motorola Linear Databook, which can be developed with more modern equivalent operating systems. The 1 uF capacitor should be of good quality polyester with small leaks
The purpose of this circuit is to detect the movement of a person by the changes in light that...
This nonlinear gain circuit was found in a 1965 Electronic Design. The configuration can be used...
This circuit, found in a publication of the year 1968, uses a MOSFET at the input to increase...