The SparkFun Ultrasonic Distance Sensor - TCT40 (sen-24805) a user-friendly upgrade to the popular HC-SR04 sensor, offers non-contact distance measurement from 2cm to 400cm with an accuracy of 3mm.

Arduino library for the I2C LCD display, typical 20x4 characters. The library is inspired by the excellent New-LiquidCrystal library by F. Malpartida. Therefore the interface is kept quite identical, ...

Abstract: In order to simplify the complexity of ultrasonic and electromagnetic wave signal detection and improve the accuracy of partial discharge detection of power equipment, a sensor design idea ...

Abstract: Ultrasonic intra-body communication (IBC) has essential application prospects in personalized medicine. However, due to the limitations of complex biological tissues in the human body, ...

OLED, or organic light-emitting diodes, is the screen technology behind the best TVs, the best computer monitors, the best phones and versions of both the Nintendo Switch and Steam Deck. They have ...

In its 56th meeting, the GST Council has announced a significant set of rate changes ahead of the festive season. A new GST structure will be implemented from September 22, 2025, which coincides with ...

The 2025 NFL season is just around the corner, and with baseball heating up, college football returning, and soccer season in full swing, there are plenty of chances to take advantage of the new ...

It’s a fact that the best mirrorless cameras are now the best cameras, full-stop. These days, the major manufacturers put their resources into their mirrorless models. Photographers looking for the ...

'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources, including ...