This simple three-LED sensor uses an NTC at the input. The circuit is based on an uncommon integrated component today. We found it in documentation from the 80s.
Found in an American brochure from the 90s, this circuit shows how we can implement a 4-input AND...
The integrated circuits in this application are not very common today. One consists of an A / D...
September 2016 - It can be obtained from Mouser Electronics the FAN602 integrated circuit...