This simple LED tester consists of a current source with a potentiometer that can be used to adjust the current. The current source is implemented using a type TL081 opamp. The output curren... Read more
From the feedback from our readers, we have learned that the measurement of currents in the positive lead of a power supply is often fraught with practical difficulties. The circuit shown he... Read more
In the article “Digital Volt & Amp Meter Circuit Diagram” we are going to learn how how to make a digital volt & amp meter. The circuit uses a single PIC Microchip to pe... Read more
What is Ammeter? An ammeter is an electronic device that measures the electric current in a circuit. The name is derived from the name for its SI unit, amperes “A”. We will discu... Read more
“Digital Ammeter” is actually designed for dc current measure. In the project “digital ammeter circuit diagram using micro-controller”, you will get to know how we ca... Read more
