proximity sensor circuit schematic. The sensitivity of the proximity sensor circuit can be adjusted with P1 for the desired “distance”. One of its obvious uses is to open a door automatically. For ...

Smoke detector with gas sensor TGS 813 – source. The simple schematic diagram of a smoke detector presented here utilizes the gas sensor TGS 813 as the main detecting component. The circuit is pretty ...

When you think of a radiation detector, you’re probably thinking of a Geiger tube and its high voltage circuitry. That isn’t the only way to measure gamma radiation, though, and [Alan] … ...

Qualcomm's Sense ID ultrasound fingerprint sensor reads through layers of your skin for more accuracy, and works with the Snapdragon 810 processor. Skip to main content Menu ...

But if you were looking for even more proof that Apple is at least exploring the idea of a bezel-less iPhone with a Touch ID sensor built into the screen, there you have it.

Aqara’s Presence Sensor FP2 is a huge step in smart home motion detection, and it means an even more efficient way to bring the home together without exactly breaking the bank. Add 9to5Google to ...

We have seen claimed prototypes and and renders of a design featuring a Touch ID sensor embedded in the rear of the casing, but most of you agree with my view that this would be an unlikely approach.