TTVKTR open-source firmware converts old IR remote controls into presentation clickers through Raspberry Pi RP2040 USB boards ...

Although LCD displays have been used in almost every type of consumer electronics display over the last two decades, many of ...

Abstract: In this letter, we have described the design and fabrication of a novel backlight-unit (BLU)-free full-color light emitting diode (LED) based projector. The prototype used three active ...

Measuring the speed of a rotating object is a common requirement. Knowing the speed of table and ceiling fans, as well as kitchen appliances such as mixers and grinders, can often be useful. However, ...

RayNeo has officially launched the Air 4 Pro AR glasses globally at CES 2026, unveiling what it calls the world’s first HDR10 augmented reality displays. The product was revealed on Wednesday at the ...

Arduino has recently introduced a new Bluetooth-based provisioning flow on the Arduino Cloud, starting with the UNO R4 WiFi board. This feature simplifies the initial setup process, making it faster ...

DIYables STEM V4 IoT (works like Arduino Uno R4 WiFi) DIYables STEM V4B IoT (works like Arduino Uno R4 WiFi) DIYables STEM V3 (works like Arduino Uno R3) DIYables STEM V4B Edu (works like Arduino Uno ...

Support for each team in the 4 Nations Face-Off final is reaching new heights. Both the CN Tower and the Empire State Building will light up in their country's colours ahead of the clash between ...

We're closing in on a new entry-level iPhone. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The rumors of the iPhone SE 4 continue to swirl and ...