This circuit was found in a Hands On Electronics with the suggested application an optical link for wireless TV headset or remote sound. The circuit is battery powered.
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...