This circuit is from a factory manual from the 80s. The circuit can be implemented with modern operationals. The supply must be symmetrical, and the diode is general-purpose.
This amplifier for distributing audio signals appears in other articles on this website and even...
This circuit was found in a 1964 MOSFET applications manual. The circuit uses period general...
This circuit works only with incandescent lamps, timing its activation at intervals that depend on C1....