When you’re driving your car, you’re probably regularly looking at the speedometer to make sure you comply with the local speed limits. The method by which it works is simple enough: ...

Can an ESP32 detect people without cameras or motion sensors? Discover how Wi-Fi signal disturbances, CSI, and smart DSP enable real-time occupancy and mov ...

The ESP32 keeps finding new jobs in my house.

FORT WAYNE, Ind. (WANE) — Fort Wayne Police are testing a new technology they say could change how quickly officers respond to crime, including incidents that may never be reported to 911. Last week, ...

If the microphone is not working in the Edge browser, here is how you can fix the issue in Windows 11/10. Whether you use the built-in or an external microphone, there are several reasons you might ...

The Mic Pro is designed to be prominently worn rather than hidden away. The Mic Pro is designed to be prominently worn rather than hidden away. is a senior reporter who’s been covering and reviewing ...

On this week's episode of the Smart Home Insider podcast, an Amazon Fire TV hardware update, testing the Aqara P100 multi-sensor, setting up Apple TV audio properly, and more exciting home automation ...

PCWorld explains how to troubleshoot common microphone issues on Windows computers caused by accidental settings changes. Three main culprits disable microphones: Windows Sound settings blocking ...

While laptop speakers aren’t always the best sound quality, they’re still a vital part of your laptop’s operation. It can be incredibly frustrating when they stop working. But if you find yourself in ...

A Detroit Police Department employee in the Real Time Crime Center examines live monitoring, including a map of ShotSpotter alerts. Nov. 24, 2025. When gunfire rips through some Detroit neighborhoods, ...

Pulse density modulation (PDM) is a compact digital audio format used in devices like MEMS microphones and embedded systems. This compact primer eases you into the essentials of PDM audio. Let’s begin ...