This circuit was found in a 1980s Signetics documentation. The integrated circuit is from the era. The circuit enables coded matrix control via a toggle switch.
This circuit was obtained in a 1975 documentation. The maximum frequency depends on the diodes and the...
Found in a 1990 Hobbyst Handbook this circuit has an output power of a few tens of watts and...
The circuit shown is a constant current source which allows the reading of resistors on a very low...