Ultrasonic Sensor Buzzer Alert This is an Arduino-based distance detection system using an HC-SR04 ultrasonic sensor. When an object comes within 100 cm, the system activates a buzzer with random ...

PID-based one-axis ball balancing robot using Arduino. Uses an ultrasonic sensor and servo motor to stabilize a ball at a target distance. Real-time tuning of Kp, Ki, Kd via Serial. Includes stability ...

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 ...

According to a new report, the Pixel 10 series may feature a faster ultrasonic fingerprint sensor. The upgrade builds on the tech introduced in last year’s Pixel 9 phones.

Best Phones with Ultrasonic Fingerprint Sensors (June 2025) in India Last Updated: Thursday, June 26, 2025, 06:00 [IST] हिन्दी में पढ़े ...

There’s also support for WiFi 6 and Bluetooth 5.2 LE, and a bunch of additional I/O features including a 5-way joystick, capacitive touch sensor, 4 buttons, a microphone and 2MP camera, plus ...

Kidde Firex Smoke Alarm i4618AC Ionization Sensor (Update: Out of Stock): As expected from an ionization detector, it had the best performance detecting a fast-flaming fire in just 16.9 seconds ...

Water Sensor If you’re a homeowner, you know that water is the number one enemy of your home. Using a HomeKit water leak sensor means you’ll know immediately if you’ve sprung a leak.