Pinetek Networks' IOL HAT is a Raspberry Pi expansion board using the IO-Link (IEC 61131-9) protocol to interact with ...

But that doesn't have to be the case if you have one of the best digital photo frames. Stick one on your shelf, gift one to your grandparents, and you — and they — can look back and reminisce ...

Instead, you can purchase a golf swing analyzer to collect data automatically through club-mounted sensors and other devices. Read our buying guide to learn more about golf swing analyzers and ...

For example, an analog temperature sensor might output a voltage that varies continuously with temperature. Digital Sensors: Output discrete digital signals, usually in binary form. For instance, a ...

Using an Arduino Nano, ultrasonic sensor, and buzzer, it can sense objects in their way and provide an instant audible alert to them. So they can navigate independently. The best part of this blind ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level ...

First, there's the 24MP sensor with sensor-shift stabilization and the same APS-C dimensions as in swappable lens cameras. The lens is a wide standard 40mm f/2.8 with a macro mode and responsive ...

Forget keys! The best smart locks we've tested are secure, easy to install, and provide several convenient ways to control who can access your home and when. I'm PCMag's managing editor for ...

Just like smartphone cameras, these sensors have a finite resolution ... which can then be recorded by an analog-to-digital converter. The theory and architecture behind a capacitive fingerprint ...

Sensor-based digital health technologies (sDHTs), including wearables and embedded sensors, are emerging as a transformative force in the management of mental health conditions like anxiety, ...