This circuit was developed to find intermittent defects in an electrical control. In the event of a defect, the circuit fires indicating the moment of occurrence.
This circuit was found in the Intersil Databook. The integrated circuit used is uncommon today. R2 sets...
We find this circuit in a radio amateur publication of 1977. Its purpose is to measure the...
This circuit that can be used as a three-tone domestic bell has a traditional configuration that...