Virtually every modern car on the road is equipped with bells, whistles, and sensors designed to let you know when even the slightest thing is wrong with your vehicle. While any driver can appreciate ...

Designing an analog circuit can be a frustrating experience, as noted by Nick Cornford in his Design Idea (DI), “DIY RTD for a DMM.” With a fortnight’s struggle, I completed the design of 4 mA to 20mA ...

Temperature sensors are an important yet often overlooked part of a HomeKit setup. Even working as a passive tracking device, I want to add them to every room to understand more about what’s happening ...

It might look unassuming, but this small Aqara FP300 sensor could result in a massive upgrade to modern smart homes.

Have the new HomePod 2 or HomePod mini smart speakers? If so, you’ve got access to built-in temp and humidity sensors with software 16.3 which can be useful in a variety of ways. Here’s how to set up ...