Shadow sensors are widely used to detect the movement of a person in a confined area. Many circuits published earlier have a serious drawback that only one light dependent resistor (LDR) is used for ...

The sensor pod mounted on this helicopter is now being outfitted for uncrewed Shadow drones. (L3Harris) The Army of tomorrow needs data collected today, and every new pairing of sensor and platform is ...

Our market is flooded with cheap and cheerful AC/DC Multi-Tune Musical doorbells. Most of these doorbells are built around customized microcontrollers from China, and usually run on two penlight (1.5V ...

The US Army is to upgrade the payload on its AAI RQ-7 Shadow unmanned aircraft systems because of operational requirements in Afghanistan and Iraq, where higher-resolution imagery is required in ...

‘This was exactly what we wanted to do, and nobody could do it. And we talked to a lot of different IoT players and nobody could do it, but Ordr did it,’ an Ordr partner says of the new IoT Discovery ...

The proof mass motion is measured using an optical shadow sensor 14. Here a light-emitting diode (LED) illuminates a photodiode with the MEMS device mounted in between. Motion of the proof mass ...