What is operational amplifier? basics concepts
An operational amplifier is a DC-coupled high-gain electronic voltage amplifier amplifier that has high gain, differential input, high input resistance, and low output resistance.
Automatic Battery Charger circuit using LM358 OP-AMP
This Automatic battery charger circuit cuts-off power supply when the battery gets fully charged. This circuit can charge any battery like Li-Po, Lead Acid, or Ni-Cd if… Read More »Automatic Battery Charger circuit using LM358 OP-AMP
Water Level Indicator Circuit using Transistor and ULN2003 IC
Want to build a simple and effective water level indicator circuit at home? In this guide, we’ll show you how to make a water level… Read More »Water Level Indicator Circuit using Transistor and ULN2003 IC
PWM controller for DC Motor using 555 timer IC
Pulse Width Modulation PWM controller. PWM is a technique in which the amount of current going in a circuit can be controlled by chopping the… Read More »PWM controller for DC Motor using 555 timer IC
How does metal detector works? fully explained
Introduction: A metal detector is a device that can detect metal which may not be seen directly. The simplest kind of metal detector can be… Read More »How does metal detector works? fully explained
5G technology good or bad?
Introduction: 5G technology is the upcoming generation of mobile communication technology. It is the 5th generation of mobile communication technology after 4G. It is 20… Read More »5G technology good or bad?