Multimeter

ESP32 Based Power Meter - Measuring Input Power and Output Power to Calculate Efficiency

We are all aware of a basic voltmeter, ammeter, and wattmeters, the three basic things you need to measure values on any...

Designing a High Power, High Efficiency Boost Converter using TL494

While working with electronics, we often find ourselves in situations where it becomes necessary to step up the output voltage...

How to Test a SMPS Power Supply Board

To verify product functionalities and design parameters, a power supply circuit requires sophisticated testing methods and...

ESP32 Active Mode and Deep Sleep Mode Power Consumption

ESP32 is one of the most popular Wi-Fi based microcontroller modules and it is a popular choice in many Portable IoT...

Programmable Gain Amplifier using MOSFET and Transistor

In the measurement industry, a very crucial functional block is a Programmable Gain Amplifier (PGA). If you are an electronic...

Positive and Negative Charge Pump Circuit

In a previous article, I have shown you how you can build your own switched capacitor voltage converter circuit using the...

Over Voltage, Over Current, Transient Voltage & Reverse Polarity Protection Circuit using RT1720 Hot Swap Controller with Fault Timer

Oftentimes in an electronic circuit, it's absolutely necessary to use a special protection unit to protect the circuit from...

How to Measure Current with an Oscilloscope

Measuring current is a simple task – all you need to do is hook up a multimeter to the circuit you want to measure and the...

Newbie Guide - How to Use a Digital Multimeter

Just like stethoscope for doctors, stack overflow for programmers, spanners for Mechanic and Jarvis for Tony Stark a Multimeter...