Tag Archives: troubleshooting

What is a non-contact voltage tester? Answer: A non-contact voltage tester is a handheld electrical testing tool used to detect the presence of live electrical voltage in a wire, cable, outlet, or circuit without direct contact with the conductor. It operates based on the principle of electromagnetic induction. When brought …

Why ammeter is connected in series? Introduction In the world of electrical circuits and measurements, the ammeter holds a crucial position as an indispensable tool. An ammeter, short for “ampere meter,” is an instrument designed to measure the flow of electric current in a circuit. It provides valuable insights into …

What is a Function Generator? In the world of electronics, function generators play a vital role as versatile and essential tools for engineers, hobbyists, and researchers. A function generator is an electronic device that generates various types of waveforms, making it an invaluable instrument in a wide range of applications, …

Oscilloscope Guide Introduction Definition and purpose of an oscilloscope An oscilloscope, often referred to as an “scope” or “o-scope,” is an electronic test instrument used to visualize and analyze electrical waveforms. It displays voltage signals in the time domain, allowing engineers and technicians to observe the characteristics of various electronic …

What is Raspberry Pi Pico? Introduction Raspberry Pi Pico is a small and affordable microcontroller board that was released by the Raspberry Pi Foundation in 2021. It is designed to be used by makers, hobbyists, and professionals who are looking for a low-cost solution for their microcontroller projects. Raspberry Pi …

How to Use an Ultrasonic Sensor with Arduino Introduction Ultrasonic sensors are widely used in robotics, industrial automation, and various other applications for measuring distance. Arduino, on the other hand, is a popular microcontroller board that is widely used for building DIY projects and prototyping. In this tutorial, we will …

Construction of DC Motors and DC Generators Introduction DC motors and DC generators are two essential devices used in many applications. DC motors are used to convert electrical energy into mechanical energy, while DC generators are used to convert mechanical energy into electrical energy. Both devices operate using the same …