Introduction DC power supply is very important instrument used in laboratory. All electronic circuits work ONLY on DC power supply.
Introduction of the chapter An operational amplifier (opamp)is a versatile device which can be used to amplify AC as well as DC signals. It is manufactured in the form of integrated circuit package. It can perform different mathematical operations like addition, subtraction, integration,taking the derivative, comparison, etc. Hence it is known as operational amplifier. The […]Read more