Security Light & Switch with PIR Sensor Update
Date: 2013-04-19 07:31:47
This is a simple update to Mr. Hareendran’s PIR Sensor Security Light circuit. It has a shortcoming limits the relay voltage to approximately 3.3V. While this may function with some 5V relays, it will not function with all. The nature of...
Motion Sensor Switch for alarm, light or water sprinkler
Date: 2013-04-09 07:36:49
The Motion Sensor Switch circuit is a motion sensor controlled automatic water sprinkler but you can easily add an alarm/light function too. Before beginning the construction contact your nearest electronics component vendor and procure a r...
PIR Motion Sensor Circuit Schematic
Date: 2013-04-07 07:32:40
Moderately priced Passive Infrared PIR Sensor modules are now widely available. By using these readymade and pre-configured PIR sensors, even an average electronics hobbyist can construct his/her own Motion Sensor Unit. The one evening proj...
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