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I need to measure power or efficiency. What should I use? An Oscilloscope, a Power Analyser or a Precision Power Scope?

Many types of instrument can be used to measure power. This master class video will help you to understand their differences and to identify the most suitable solution for your application or stage in development or testing.

Calibration: The key to meaningful power measurements

To meet today’s demands for the most accurate and precise power measurements, the instruments need to be properly calibrated to national and international standards. This article in Measurement & Sensors Directory explains why.

Achieving better resolution, accuracy and signal clarity with an oscilloscope

Oscilloscopes and related measuring instruments are often selected on the basis of their specified resolution but, as my article in Electronic Specifier Test & Measurement Magazine shows, there are a number of other factors that need to be taken into account to achieve the optimum results in terms of accuracy and signal clarity.

Yokogawa DLM4000 “getting mixed signals”

My article in the May 2013 edition of Instrumentation explains how the 8-channel Yokogawa DLM4000 mixed signal oscilloscope addresses the test demands of increasingly faster and more complex signals.

Real-time maths functions enhance Yokogawa DL850 ScopeCorder waveform recording

In this article in the Electronics Weekly test and measurement supplement in June 2013, I describe how the Yokogawa DL850 ScopeCorder is used as a measurement system for real-time calculations of power and efficiency in power electronics devices. Examples include the display of the measurement results of a rotating body in polar coordinates in real…
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New measures for renewables

The increased emphasis on energy efficiency, coupled with the expansion of new technologies in both power generation (wind, solar etc.) and conversion (high-frequency inverters, switch-mode power supplies etc.) has created a demand for new measuring instruments combining high accuracy with the versatility to handle multiple and widely varying inputs. This article in Electronics Magazine describes…
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Test and measurement in the power sector

The need for accurate and reliable power measurement is greater than ever before. As the demands of society and its reliance on advanced technology continue to grow, so energy consumption is increasing at a rate that is unsustainable without a significant shift to alternative energy sources – which themselves require the use of new power…
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Test instruments evolve to meet automotive challenges

The increased use of advanced electronic technologies in modern cars poses considerable challenges to the test and measurement engineer, both at the design debugging stage and for general-purpose performance and maintenance purposes. The modern motor vehicle may contain sophisticated embedded systems linked with the engine control unit as well as serial buses for communications information…
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Extra Channels Expand the Scope of MSO Applications

More and more oscilloscope users are realising that four channels are no longer enough. In my article published in Electronics World you will find out how eight channels provide the answer.

8 channel Yokogawa DLM4000 meets measurement challenges

Read my article in Irish Manufacturing how the new Yokogawa 8-channel mixed-signal oscilloscopes enables ­engineers to address many measurement challenges presented by the ­complex ­electrical and electronics signals found in today’s industrial ­control and power systems.