This circuit, which can be used as a shield, was found in Radio Electronics from the 90s. The operating circuit can be replaced by a lower voltage equivalent.
This circuit was found in a General Electric documentation from 1970. Equivalent transistors can be...
This circuit is based on an operational window comparator. We found it in a documentation from the...
This circuit can be used with motors or resistive loads, such as heaters and incandescent lamps....