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Knowledge Center

Guides and application notes

Testing Examples

Test set-ups, readings and reports.

Product Videos

Watch our instruments at work.

Installation

Connection Diagram: Wiring a Digital Wattmeter

How to connect the current and voltage circuits of a single-phase wattmeter, with and without a CT.

Basics

Meaning of Auxiliary Supply

What the auxiliary supply is, why many meters have one, and how it differs from the measured input.

Specifications

How Much Overvoltage and Overcurrent Can the Unit Endure?

Understanding continuous overload, short-time overload and inrush ratings, with a sample table.

LED Driver Testing

How to provide short circuit protection to testing equipment

When a large number of drivers / LED bulbs are tested, some could be shorted from inside. This can damage the electronics testing equipment. The below...

Production Testing of LED Devices

To start testing of LED Driver We need to have below setup- Test and Measurement Instrument with Harmonics Measurement Testing LED Device with Specifications...

LED Driver Testing Set-up

To start testing of LED Driver We need to have below setup- Test and Measurement Instrument with Harmonics Measurement Testing LED Device with Specifications...

How to test your led driver at 500 voltage

How can I provide high voltage to test equipment when supply voltage is 230 voltage ? A variable voltage autotransformer (also known as variac) is a...

Burn-in Testing

Burn In Testing

Burn In testing is used to detect the early failure in the semiconductor devices. This test is done over the different electrical voltages for a long time...

Harmonics

Harmonic Analysis

Today LEDs are most popular lighting device. It is energy efficient and environment freindly. But it has a disadvantage of harmonics generation due to function...

Introduction to THDPM-1

Introduction to THDPM-1 Watch the video on YouTube Download video MP4 Format [54.5MB] ZIP Format[54.5MB] Documents- ->THDPM-1 Catalog Product Videos: Other...

Fan Regulator connection & Harmonic testing

Fan Regulator connection & Harmonic Analysis Here I described the work and use of the Fan Regulator and also analyze the behavior of Current Harmonic with the...

Power Supply Testing

How to measure the Ripple of DC Power Supply or SMPS or LED Driver

What is Ripple? Why would you like to measure it? Ripple is the is the small unwanted residual periodic variation of the direct current (dc) output of a power...

Wiring

Wiring Diagrams Explained

For information we have added some content for – 1- Voltage Measurement 2- Current Measurement Different type of connections are used for measurement of...