Forewarned is forearmed.

Microwave Doppler sensors are used alongside pyroelectric infrared sensors as human presence sensors. They emit microwaves and detect moving objects from the burst signals (Doppler signals) reflected ...

Learn how to repurpose your spare ESP32 boards into cost-effective presence detection sensors using the Tommy Sense ...

These are some great DIY projects that you can do for cheap.

[Jean-Christophe Rona] found himself with some free time and decided to finish a project he started two years ago, reverse engineering cheap 433MHz home automation equipment. He hopes to control his ...

Modern cinema relies very heavily on quadrotor drones, because they make for very smooth, very easy to position platforms. From slow pans to chase shots, drones are great– if your shots can be taken ...