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Understanding AC Voltmeters With PMMCs

Understanding AC Voltmeters With PMMCs

This article examines the behavior of permanent magnet moving-coil instruments connected to AC, where the polarity affects deflection and presents…


Pushing Module Power Density to the Limit

Pushing Module Power Density to the Limit

Full SiC MOSFET modules have clear performance benefits, especially where high power density is required, but how can the highest possible power…


Identifying Transformer Leads

Identifying Transformer Leads

This article will help you identify transformer leads by explaining how to determine H or X leads and perform polarity tests to establish lead…


Optimization of GaN-Based Inverters for BLDC Motor Drives

Optimization of GaN-Based Inverters for BLDC Motor Drives

Gallium nitride (GaN) power devices allow an increase in the switching frequency of power converters and a reduction of the dead time; such…


Characterizing Parasitic Components in Power Converters

Characterizing Parasitic Components in Power Converters

This article introduces and explains parasitics in passive components like capacitors, inductors,…


NEC Basics: Connections and Continuity of Equipment Grounding Conductors in Receptacles and Boxes

NEC Basics: Connections and Continuity of Equipment Grounding Conductors in Receptacles and Boxes

Learn how to connect equipment grounding conductors to receptacles and keep their continuity in boxes.


Transformer Maintenance: Planning for Failure

Transformer Maintenance: Planning for Failure

This article examines transformer maintenance, including simple checks involving temperature and sound that indicate potential issues, maintenance…


Understanding Resistance Measurement Tools

Understanding Resistance Measurement Tools

Learn about resistance measurement through two methods: the Ammeter/Voltmeter approach and the megohmmeter. The Ammeter/Voltmeter method uses…


Realizing Power-Saving Analog-to-Digital Conversion for Highly Accurate Measurements

Realizing Power-Saving Analog-to-Digital Conversion for Highly Accurate Measurements

This article presents a low-power analog-to-digital converter (ADC) solution for high-precision measurement applications.


Calculating Transformer Voltage

Calculating Transformer Voltage

This article presents three fundamental methods for calculating transformer voltages using the voltage-to-turns formula, turns ratios, and volts…


Design Challenges and Considerations for Brushless DC Motors and Their Drives

Design Challenges and Considerations for Brushless DC Motors and Their Drives

Design Challenges and Considerations for Brushless DC Motors and Their Drives


Lead-Acid Battery Basics

Lead-Acid Battery Basics

This article examines lead-acid battery basics, including equivalent circuits, storage capacity and efficiency, and system sizing.


Analog DC Ammeter Basics for Accurate Current Measurement

Analog DC Ammeter Basics for Accurate Current Measurement

Learn about the fundamentals of analog DC ammeters, including understanding ammeter resistance, examining multirange ammeters, and applying Ayrton…


NEC 2023 Basics: Equipment Grounding Conductor Continuity and Connections

NEC 2023 Basics: Equipment Grounding Conductor Continuity and Connections

Learn about equipment grounding conductor continuity and connections.


Implementing Hybrid ANPC Inverters With Synchronous Rectification

Implementing Hybrid ANPC Inverters With Synchronous Rectification

Manufacturers of PV inverters and energy storage systems are increasingly turning to silicon carbide power modules to increase the efficiency of…


How to Control Brushless DC Motors

How to Control Brushless DC Motors

Brushless DC motors are widely used in consumer appliances, industrial equipment, and automotive applications. While they offer a more reliable and…


NEC 2023 Basics: Sizing Equipment Grounding Conductors

NEC 2023 Basics: Sizing Equipment Grounding Conductors

Learn how to size equipment grounding conductors.


NEC 2023 Basics: Identifying Wire-Type Equipment Grounding Conductors

NEC 2023 Basics: Identifying Wire-Type Equipment Grounding Conductors

This article will help you identify wire-type equipment grounding conductors.


Digital vs. Analog Meters: How Do They Compare?

Digital vs. Analog Meters: How Do They Compare?

This article examines digital reading meters, including digital voltmeters, by exploring the features and advantages and how they compare to analog…


Understanding Cell and Battery Construction

Understanding Cell and Battery Construction

In this article, learn the aspects of cell and battery construction, including electrodes, separators, electrolytes, and the difference between…