Author: Rajat Tamrakar

A proximity sensor is an instrument which identifies the existence or non-existence of surrounding items from a distant point without having to make physical contact with them; it operates through …

Building a simple doorbell circuit using the 555 timer IC is a fun and educational project. It’s a great way to learn about timing circuits, frequency generation, and basic amplification …

Building a Bluetooth-controlled robotic car is one of the most exciting projects for beginners in robotics and electronics. It’s a hands-on way to learn how to work with Arduino, motors, …

A servo motor controller circuit is an electronic system designed to control the position, speed, and direction of a servo motor. Servo motors are used in various applications, including robotics, …

An obstacle avoiding robot car is a robotic vehicle designed to navigate its environment without colliding with obstacles. It uses sensors and microcontrollers to detect and avoid obstacles in its …

LED chasers are a fun and creative way to display a sequence of lights. In this blog post, we’ll show you how to build an LED chaser using a 555 …

LED indicators are crucial components in various electronic projects. They provide visual feedback on the status of a circuit or system. In this blog post, we’ll explore how to create …

A strip light flasher is an electronic circuit or device that makes LED strip lights blink or flash in a repetitive pattern. This can be used for decorative, signaling, or entertainment purposes. …

Ultrasonic sensors are widely used in robotics and automation for distance measurement. By integrating a servo motor and an ultrasonic sensor, we can build a basic radar system. In this …

The VU meter—short for “volume unit meter”—is a device used to measure the average level of audio signals in terms of their loudness. It visually indicates the intensity of sound …