How to Test if Multimeter is Working & Tips to Use it Properly
Multimeters are a super handy piece of electrical test equipment and as the name suggests, they can measure a variety of...
Multimeter
ESP32 Active Mode and Deep Sleep Mode Power Consumption Comparison
ESP32 is one of the most popular Wi-Fi based microcontroller modules and it is a popular choice in many Portable IoT...
Build Your Very Own Low Resistance Meter with Arduino
If you are a maker like me and looking for some interesting projects online, a milliohm meter is one easy and useful thing you...
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...
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...
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