Today’s RF Power Applications Require Understanding Equivalent Series Resistance & Q Factor

As a fundamental component of circuit design, equivalent series resistance (ESR) is the measurement of all the non-ideal electrical resistances in series with a capacitor.
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View Article for Today’s RF Power Applications Require Understanding Equivalent Series Resistance & Q Factor

The Roles of Capacitors in EV Traction Inverter Topologies

The power electronic systems in an electric vehicle (EV) feature a wide variety of capacitors.
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View Article for The Roles of Capacitors in EV Traction Inverter Topologies

Resonant Wireless Power Transfer in Implantable Medical Devices

With the rising prevalence of cardiovascular, orthopedic, and other chronic conditions, and an increase in the number of patients needing care, the demand for implantable medical devices continues to increase.
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View Article for Resonant Wireless Power Transfer in Implantable Medical Devices

From Perception to Precision: Advancements in Sound Personalization

Knowles research shows how balanced armature technology enables more personalized, high-quality listening experiences.
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View Article for From Perception to Precision: Advancements in Sound Personalization

Contextualizing Q Factor

Quality factor, or Q factor, is a common shorthand figure of merit (FOM) for RF filters.
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View Article for Contextualizing Q Factor

Combining Filter Technologies to Create Higher-Value Compact Filters

There are hundreds of filter applications operating across a wide range of frequencies, which presents a challenge for filter designers since most filter designs don't inherently operate across these wide ranges.
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View Article for Combining Filter Technologies to Create Higher-Value Compact Filters

Capacitor Fundamentals: Part 14 – Useful Formulas and Calculations for Capacitors

Welcome to the Capacitor Fundamentals Series, where we teach you about the ins and outs of chips capacitors – their properties, product classifications, test standards, and use cases.
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View Article for Capacitor Fundamentals: Part 14 – Useful Formulas and Calculations for Capacitors

Gain Equalizer Basics

Passive gain equalizers are designed to rectify or flatten the frequency response of an RF amplifier.
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View Article for Gain Equalizer Basics

Capacitor Fundamentals: Part 13 – Soldering for Chip Capacitors

Welcome to the Capacitor Fundamentals Series, where we teach you about the ins and outs of chips capacitors – their properties, product classifications, test standards, and use cases.
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View Article for Capacitor Fundamentals: Part 13 – Soldering for Chip Capacitors

What Are Bias Filter and Self-Bias Networks?

Bias filter networks and self-bias networks are two types of biasing components developed by Knowles Precision Devices for use in high-frequency microwave and RF applications.
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View Article for What Are Bias Filter and Self-Bias Networks?

OTC Hearing Aids: Reflecting on the Evolution of Hearing Technology

Knowles is helping expand access to personalized hearing health solutions through advanced balanced armature and MEMS technologies that power the next generation of OTC hearing aids.
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View Article for OTC Hearing Aids: Reflecting on the Evolution of Hearing Technology

Non-Magnetic Trimmer Capacitors for In-Suite or Portable MRI Machines

MRI systems are so robust and require so much infrastructure that they need their own dedicated room—until recently.
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View Article for Non-Magnetic Trimmer Capacitors for In-Suite or Portable MRI Machines