Default value for maximum measurement distance is 4m, since HC-SR04 sensor can't measure reliably beyond that. However, if you are using another sensor or if you you don't care about distances larger ...

The Smart SMS Alert System using Seeed Studio Xiao ESP32 is one of the compact IoT projects that uses an HC-SR04 ultrasonic sensor to detect nearby movement. The system acts like a motion detector ...

The Uttar Pradesh government on Thursday informed the Lucknow bench of the Allahabad high court that primary schools with more than 50 students and located over one kilometre apart will not be merged.

Kaman Precision Products has introduced a high-reliability version of its KD-5100 eddy current distance measuring module, intended to be used for nanometre resolution feedback where moving mirrors are ...

KOCHI: In a major setback to the devotees of Sree Poornatrayeesa Temple, Tripunithura, the Kerala High Court on Friday dismissed the petition filed by Cochin Devaswom Board seeking to exempt it from ...

Over the last decade or so, we’ve been inundated with appliances with wireless or “smart” technology that is often of dubious utility. No one really needs a tablet in their refrigerator or Wi-Fi on ...

Today, We will review the Cytron Maker Uno RP2040 development board combining the Arduino UNO form factor with the Raspberry Pi RP2040 microcontroller that makes it programmable with the Arduino IDE ...

Jim Harbaugh appears to be getting closer to making a return to the NFL, with the Los Angeles Chargers as his likely landing spot. Per NFL Network's Mike Garafolo, Harbaugh and the Chargers are within ...