This circuit was found in a 1968 General Electric documentation. It has an input impedance of 2 M ohms and excites a load of 16 ohms. The integrated circuit of the time is the PA237.
This circuit uses components from the time it was published. The circuit is from the 80's. The...
August 2017 - Mouser Electronics has already received the XBee® Cellular 3G modules with built-in...
This circuit simulates an American siren and can be found elsewhere on this website and section....