Raspberry Pi is an invaluable way for DIY enthusiasts to upgrade their area, but did you know it can also ensure the safety ...

I spent more than 14 years on staff, most recently as the director of operations for PC Labs, before hitting the freelance circuit as a contributing editor.

The SwannBuddy 4K Video Doorbell camera delivers sharp video with useful extras like AI greetings, free storage, and robust third-party device support, but it's pricey and you have to pay extra to ...

The electronic circuit (Figure 2D) for each lossy sensor consists of an amplifier for the photodiode signal and an IR LED emitter circuit. The photodiode signal is amplified to make this signal ...

Are you curious about the fascinating world of smart home technology? Are you eager to understand the inner workings of those nifty sensors that make our homes smarter and more efficient? Look no ...

Get close enough to this raven and you’ll set off the PIR sensor, which triggers lighting and sound effects, including some spooky glowing and blinking red eyes, general cawing, and of course ...

By far, the most common type of door sensor is the contact sensor, which uses a magnet to control a circuit that triggers an alert or alarm. A second type, however, involves depressing a switch to ...

Inter integrated circuits (I2C) is a multi-master ... The most important application of I2C protocol is its rampant use in sensor based systems. Sensors have made their way practically into most ...