Suggested by National Semiconductor in documentation from the 90s, this circuit uses a switched regulator of the time. The circuit is suitable for NiCad battery charges.
This circuit was found in a 90's EDN. The circuit provides two 15 V outputs and one 5 V output...
This 100 Hz filter was found in the August 1993 issue of Electronics Now. The components can be...
This circuit was obtained in a 1995 Electronics Now. It switches off a relay after an interval that...