This circuit was obtained in the 1990 Motorola Linear Databook. The circuit uses a 139 series comparator, but other series can be used. The power source need not be symmetric.
This is actually an automatic dimmer we find in an American 1980s documentation. The triac must be...
This circuit was obtained in 1974. It serves to indicate the tuning of stations on a common...
PIC18F “K40” Features Intelligent ADC with Filtering and Signal Analysis Capabilities Ideal for...