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Knowles Blog

Learn more about how Knowles powers high‑performance innovation across advanced materials, precision components, and next‑generation technologies.

At Knowles, we engineer high‑performance solutions that enable the world’s most demanding applications. This blog explores the technologies, insights, and emerging opportunities shaping advanced ceramics, precision components, and the markets we serve.

Filter Shape Factor and Selectivity

The Ideal Filter would have unit gain (0dB) in its pass band and a gain of zero (-infinity dB) in its stop band.
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View Article for Filter Shape Factor and Selectivity

The DC Bias Phenomenon Explained

DC bias impacts MLCC capacitance and should be considered in capacitor selection.
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View Article for The DC Bias Phenomenon Explained

Capacitor Fundamentals: Part 3 – Factors Affecting Capacitance

Part 3 of the Capacitor Fundamentals Series explains the main parameters that affect capacitance and how they can impact your specific application.
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Capacitor Fundamentals: Part 2 – How are Capacitors Used?

Part 2 of the Capacitor Fundamentals Series explains how capacitors are used.
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View Article for Capacitor Fundamentals: Part 2 – How are Capacitors Used?

Understanding and Mitigating Multipaction

Mitigating multipaction is critical for reliable RF performance in space applications.
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View Article for Understanding and Mitigating Multipaction

Capacitor Fundamentals: Part 1 – What is a Capacitor?

Welcome to the Capacitor Fundamentals Series, where we teach you about the ins and outs of chips capacitors.
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View Article for Capacitor Fundamentals: Part 1 – What is a Capacitor?

Resonant Capacitors: Your Key to Building Stable and Reliable Wireless EV Charging Technology

High-performance resonant capacitors help improve the efficiency and reliability of wireless EV charging systems.
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View Article for Resonant Capacitors: Your Key to Building Stable and Reliable Wireless EV Charging Technology

Back to Basics: Breaking Down the Fundamentals of Filters

The Filter Basics ebook provides a comprehensive introduction to essential RF filter concepts to help engineers make more informed filter-selection decisions.
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View Article for Back to Basics: Breaking Down the Fundamentals of Filters

High Q Capacitors for RF Power

High Q capacitors improve efficiency and performance in resonant RF circuits.
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View Article for High Q Capacitors for RF Power

Are COTS Components Ready for Space?

After decades of viewing MIL-SPECs as the gold standard for qualifying and screening parts for viability in space, NASA has recently changed course, and is adopting commercial-off-the-shelf (COTS) parts as an option for a variety of space applications.
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View Article for Are COTS Components Ready for Space?

Understanding the Differences Between Pacemakers and ICDs

Pacemakers and ICDs depend on compact, highly reliable capacitors to support safe, consistent performance in life-critical applications.
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View Article for Understanding the Differences Between Pacemakers and ICDs

Filter Basics 11: What Are S-Parameters and What Can They Tell Us About a Filter?

Understanding S-parameters helps engineers evaluate key aspects of RF filter performance, including insertion loss, return loss, and impedance matching.
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View Article for Filter Basics 11: What Are S-Parameters and What Can They Tell Us About a Filter?

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