This circuit was found in a 1995 documentation. It deactivates a power supply in the event of a short in the load circuit. The circuit uses common components that can be obtained easily. Adjustment of the trigger point is made in the trimpot.
Found in a documentation by Hugo Gernsback from 1960, this receiver uses germanium transistors of the time...
Found in Popular Electronics, this circuit is intended for testing servos used in model making. The...
Following the American FCC rules, this 90s Radio Electronics circuit shows how to use a...