This paper provides details about the design and operation of a Collision Avoidance System in smart cars, with the Arduino board as the central control unit, interfaced with an ultrasonic sensor, LEDs ...

Arduino codes for our project. Contribute to Adicodes270/Arduino-codes development by creating an account on GitHub.

A strange buzzing signal has been repeating endlessly on the frequency of 4625 kHz since the mid-1970s In 2025, the Buzzer’s activity spiked dramatically, including transmissions during a phone ...