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Cowles Andrus III

For 25 years, we’ve been developing specialized power quality monitoring systems that are all-weather, rugged, compact, and easy to use.
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Recent Posts

Application of the GE Flicker Curve

Power Transformer K-Factor

Case Study: Electric Tankless Water Heaters and Power Quality

Voltage Sags and Power Quality

Measuring Neutral Voltage Drop with the Eagle 120

Voltage Notching in IEEE Std. 519-2014

Identifying Loose Neutrals

Introduction to Residential Wind Turbine Generation

Techniques for Analyzing Motor Startups

Electrical Undervoltage and Power Quality