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How to Check a MOSFET Using a Digital Multimeter

checking mosfet with DMM

The post explains how to test mosfets using multimeter through a set of steps, which will show help you to accurately learn the good or faulty condition of a mosfet Mosfets are Efficient but Complex Devices MOSFETs are outstanding devices when it comes to amplifying or switching of various kinds of loads. Though transistors are … Read moreHow to Check a MOSFET Using a Digital Multimeter

How to Make a Digital Voltmeter, Ammeter Module Circuits

In this article we learn how to build a digital voltmeter and a digital ammeter combined circuit module for measuring DC volts and current through different ranges, digitally. Introduction Electrical parameters like voltage and current are inherently associated with electronics and with electronic engineers. Any electronic circuit would be just incomplete without appropriate supply of … Read moreHow to Make a Digital Voltmeter, Ammeter Module Circuits

IC 555 based Capacitance Meter Circuit

In this post we will talk about a couple easy yet very handy little circuits in the form of  frequency meter and capacitance meter using the ubiquitous IC 555. How Capacitors Work Capacitors are one of the main electronic components which come under the passive component family. These are extensively used in electronic circuits and … Read moreIC 555 based Capacitance Meter Circuit

Make a Workbench Multimeter With the IC 741

Testing and troubleshooting electronic project circuits requires a multimeter, so new hobbyists may feel interested to try the following homemade multimeter circuits as their next electronic project. Using a Single Opamp 741 The few opamp based meter circuits such as Ohmmeter, voltmeter, ammeter are discussed below using the IC 741 and just a few other … Read moreMake a Workbench Multimeter With the IC 741

How to Measure AC Milli-volts Using IC 741

In this article we study an opamp based circuit designed to measure AC millivolts accurately, let’s learn the details from the following explanation. The circuit shown below can be used to measure DC potentials in the range of milli-volts. The circuit is highly sensitive and is calibrated to measure voltages in the range of  1 … Read moreHow to Measure AC Milli-volts Using IC 741

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