A simple audio visualizer that maps the audio signals from ADC to LED strip. The number of lit LEDs is based on the amplitude of the audio signal, with a brighter peak indicator on the highest ...

We’ll admit it: sometimes we overthink things. We imagine some of you are the same way; there seems to be something in the hacker mentality that drives us to occasionally over-engineer ideas to the ...

Tyler has worked on, lived with and tested all types of smart home and security technology for over a dozen years, explaining the latest features, privacy tricks, and top recommendations. With degrees ...

More than one-fifth of US electricity is used to power artificial lighting. Light-emitting diodes based on group III/nitride semiconductors are bringing about a revolution in energy-efficient lighting ...

With over 10 years’ experience writing about consumer affairs, Sarah leads on energy content at Which?, helping customers navigate the market and exposing poor practice. Here we’ve listed the issues ...

If your car came from the factory with halogen or HID bulbs, you’re going to need to replace them or upgrade them down the line. Both of these bulb types lose light output over time; thus, even if ...

Installing a smart meter could help you pay less for your energy, but not everyone is convinced by the technology. While gas and electricity prices today are far below their peak during the 2022 ...

LED lights are famous for their efficiency and long lives, but how does that turn into cash? We did the math and found out. Tyler Lacoma Editor / Home Security and Smart Home Tyler has worked on, ...

Finding a top-notch TV can feel like a Herculean task, and it becomes even harder when you try to find a discount on the model you are after. But don't worry! We have been sifting through TV deals all ...

Abstract: GaN-based thin-film flip-chip LEDs (TFFC-LEDs) are extensively applied in automotive lighting, especially in headlamp applications. However, photon absorption by the n-electrode metal and ...

Smart meters explained Discover how smart meters actually work, how you can get one installed and how it could help you cut your energy bills. In this guide (4 articles) How to use your smart meter ...

This Home Assistant add-on runs the VU-Server server software to control Streacom VU1 Dynamic Analogue Dials. VU1 Dials are physical, USB-connected VU meters with eInk screens that can be controlled ...