This oscillator was found in a 70s RCA linear circuit manual. The oscillator makes use of an integrated device from the time, difficult to find today.
We found this circuit in the April 1975 Radio Electronics magazine. The circuit has a latch and...
We found this sophisticated home alarm in a 1994 documentation. The circuit supports sensors of...
This circuit was found in the 1991 Electronics Experimenter's Handbook. It activates a relay when...