Just about every “getting started with microcontrollers” kit, Arduino or otherwise, includes an ultrasonic distance sensor ...

This project involves using an Arduino to measure distances using an ultrasonic sensor and controlling a buzzer and LED based on the measured distance. The provided Arduino code performs the following ...

Abstract: Urban flooding remains a critical challenge, exacerbated by inadequate drainage systems and the lack of timely early warning mechanisms. This paper presents a sustainable urban flood ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...

Learn how to make a touchless air drum set using Arduino and ultrasonic sensors for endless musical fun. ‘That Has Never Been ...

Conventional wearable ultrasound sensors have been limited by low power output and poor structural stability, making them ...

Without any delays, here are the best Phones with Ultrasonic Fingerprint Sensors (November 2025) that make the cut: ...

Powercast’s RF-powered BLE sensor tag featuring InPlay’s NanoBeacon™ chip operates entirely without batteries, receiving wireless power from RF sources up to 85 feet away for accurate temperature and ...

Abstract: An exceptionally sensitive and photothermally tunable polymer microbubble is fabricated at the fiber tip for enhanced ultrasonic detection. A modified acrylate adhesive (MAA) is applied to ...

Upgrade your traditional watch by adding apps, data, and notifications to your wrist. Here are the features to look for, along with the best smartwatches we've tested. I’m PCMag’s senior writer ...

We've tested hundreds of smart home products in more than 20 categories to help determine which ones are best for every room in (and out of) the house. I'm PCMag's managing editor for consumer ...

When Joy-Cons are connected via Bluetooth, they report strange values for SDL_SENSOR_ACCEL_L and SDL_SENSOR_ACCEL_R. My code is like below. Also, Z component of right Joy-Con is infinite. // connected ...