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Just got one to play with. So want to tell the new kind of non-PIR sensors are commercially available from different producers for 10-30 USD. Microwaves are going through walls thus it may solve a number of tasks not possible for PIR. One example https://www.amazon.in/Sensinova-Microwave-Sensors-SN-MW701E-Ceiling/dp/B07NWJQS72 For understanding whats inside the bear here is schematics https://i1.wp.com/www.rogerclark.ne...L-0516-schematic-annotated.png?resize=960,720
5.8 GHz MW proximity sensors
- Thread starter Janis59
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