High level output (3.3V) of pre-settable variable width (5Secs -18 Minutes) is provided. Circuit diagram of the PIR Motion Sensor Light and Switch based on SB0061 shown here can be used for security ...

This is a good project - building a whistle-activated light switch. Hold a note to turn it on ... where he details the project - Whistle-activated switch - and provides circuit diagrams, C… ...