Peter Matthews

Peter Matthews
Peter Matthews is Director of Technical Marketing at Knowles Precision Devices. As a division of Knowles Corporation, Knowles Precision Devices (KPD) focuses on production of a wide variety of highly engineered capacitors and microwave to millimeter-wave components for use in critical applications in military, medical, electric vehicle, and 5G market segments. Peter has over 20 years of experience in technology sales, marketing, and product management.

Recent Posts

Microgrids and Solid State Transformers: Powering the Future of Resilient Energy

Posted by Peter Matthews on Jan 7, 2026 8:00:01 AM

Today’s power grids are under increasing strain, from rising instability and greater electrification demands to the rapid expansion of renewable energy sources. Together, these pressures are creating an urgent need for more resilient and responsive power distribution architectures. For many instances, a key solution that offers better resiliency, efficiency, and flexibility is the implementation of microgrids, or localized energy systems capable of operating independently of or alongside the main grid. Microgrids bring together a variety of distributed energy resources (DERs) such as solar, wind, battery storage, and even conventional generators.

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Topics: Capacitor

Power Divider Basics

Posted by Peter Matthews on Dec 29, 2025 3:20:26 PM

Radio frequency (RF) power dividers are designed to split an incoming signal into multiple outputs such that there’s a portion of the original signal’s power in each output. Given their critical function, power dividers play a particularly important role in antenna systems, telecommunications, and signal processing.

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Topics: Capacitor, Military and Aerospace, High Reliability

A Year of Evolution and Innovation: Knowles’ Top 5 Blogs of 2025

Posted by Peter Matthews on Dec 17, 2025 8:15:00 AM

In 2025, our team continued to share insights intended to help engineers navigate evolving technologies, design challenges, and application demands. We hope our technical resources and industry perspectives have supported your work throughout the year, and we sincerely appreciate your continued trust and readership.

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Topics: Capacitor

Powering the Energy Transition from the Inside Out

Posted by Peter Matthews on Dec 10, 2025 8:15:00 AM

By 2050, electricity is expected to more than double its share of final energy consumption, jumping from 23 percent to 52 percent. As a result, the way the world generates, transmits, stores, and uses energy is changing.

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Topics: Capacitor

Why Q Factor and Capacitor ESR Matter in Power and RF Resonant Circuits

Posted by Peter Matthews on Dec 3, 2025 8:15:00 AM

The performance of a resonant circuit comes down to its components. Two key factors, Q factor and capacitor equivalent series resistance (ESR), determine how efficiently energy moves through a resonator and how selectively it responds at its designed frequency.

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Topics: Capacitor

Power Electronics: The Hidden Heart of Semiconductor Manufacturing

Posted by Peter Matthews on Nov 12, 2025 8:15:00 AM

Semiconductor manufacturing is one of the most advanced industrial processes on Earth, requiring precise control of energy and materials at the nanometer scale. Behind that precision lies an invisible backbone: the power electronics systems that deliver, shape, and regulate every watt of energy that drives chip production.

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Topics: Capacitor

How Safety Capacitors Help You Deliver Safe and Efficient Solar Power

Posted by Peter Matthews on Nov 5, 2025 8:14:59 AM

As solar adoption accelerates worldwide, inverter technology must also evolve to deliver greater efficiency, power density, and connectivity. Modern residential inverters are now required to manage energy from solar panels, battery storage, and the grid all while meeting stricter global safety standards. In this complex environment, safety capacitors play a crucial role in protecting users and ensuring reliable, interference-free operation.

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Topics: Capacitor

Choosing the Right Capacitors for High-Power Resonant Circuits

Posted by Peter Matthews on Oct 29, 2025 8:14:59 AM

Temperature stability, equivalent series resistance (ESR), and physical construction all influence how a capacitor behaves in an LC tank circuit.

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Topics: Capacitor

The Electrical Engineer's Guide to Safety Capacitors

Posted by Peter Matthews on Oct 22, 2025 8:00:01 AM

In high-voltage, high-reliability applications, safety is non-negotiable. That’s why safety capacitors are essential for mitigating the risks associated with transient voltages and electrical interference. 

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Topics: Capacitor

How Capacitors Drive Energy Innovation at Every Stage

Posted by Peter Matthews on Oct 15, 2025 8:15:00 AM

As energy systems evolve to support electrification, renewables, and digital infrastructure, the demands on power electronics are intensifying.  

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Topics: Capacitor

Insights Into Precision Passive Devices

Knowles Precision Devices is a premier global source for Capacitors, RF Filters, EMI Filters, Resonators, non-magnetic components and advanced dielectric materials. An umbrella for the brands of Compex, DLI, Johanson MFG, Novacap, Syfer and Voltronics, Knowles Precision Devices serves a variety of markets including military, aerospace/avionics, medical equipment, implantable devices, EMI and connector filtering, oil exploration, instrumentation, industrial electronics, automotive, telecoms and data networks.

This Blog will provide insights into:

  • Filters for 5G and mmWave
  • Capacitors for High Voltage
  • Capacitors for High Reliability

and much more. Subscribe below to stay informed.

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