Imaging

High performance and non-magnetic components that enable high quality imaging to improve patient diagnostics.

The Knowles Advantage

At Knowles, we offer precision multi-turn trimmer capacitors, fixed, variable and core inductors, multi-layer capacitors and hardware for applications requiring non-magnetic high-performance components.

Our expertise in non-magnetic and low magnetic design allows us to support applications ranging from MRI and NMR to base station antenna systems designed with low PIM in mind.

Due to the severe non-magnetism requirements in the magnetic resonance industries, we only use high purity metals that exhibit no measurable magnetism. We do not use commercial brass, and plating materials are carefully selected. Our strict traceability and testing regimes ensure this essential parameter.


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Knowles’ high-reliability components for imaging can be found in:

  • MRI Systems: Advanced MRI solutions for detailed visualization of soft tissues and neurological structures. 
  • X-Ray Imaging: High-resolution radiography and computed tomography systems for diagnostic accuracy in clinical settings.
  • CT Scanners: Cross-sectional imaging technologies enabling precise detection and monitoring of complex conditions. 
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Precision Components for Advanced Medical Imaging

Knowles enables precise, interference-free medical imaging with high-performance, non-magnetic components and advanced power solutions.

  • Non-Magnetic MLCCs: Eliminate magnetic interference in your MRI system, ensuring clear, accurate imaging and patient safety.
  • High Q RF Capacitors: These capacitors have ultra-low equivalent series resistance (ESR) for optimal RF coil tuning and signal integrity in MRI and CT applications.
  • Non-Magnetic Ceramic Core Inductors: Designed for applications that demand high-performance, High-Q inductors, our ceramic core inductors provide exceptional thermal and physical stability.
  • Non-Magnetic Trimmer Capacitors: Enable precise RF coil adjustment for both traditional and portable MRI systems with our non-magnetic trimmer capacitors.

Educational Resources

Blogs
Catalogs
Whitepapers
Videos
FM2 Range of Non-Magnetic X7R Low Loss MLCCs for Superior Performance in Medical Imaging and RF Applications

FM2 Range of Non-Magnetic X7R Low Loss MLCCs for Superior Performance in Medical Imaging and RF Applications

Knowles' new FM2 range of Non-Magnetic X7R Low Loss MLCCs deliver high RF efficiency, signal integrity and reliability.
View Article for FM2 Range of Non-Magnetic X7R Low Loss MLCCs for Superior Performance in Medical Imaging and RF Applications
View Article for FM2 Range of Non-Magnetic X7R Low Loss MLCCs for Superior Performance in Medical Imaging and RF Applications

Medical Electronics Bring Care Closer to Patients

Digital and connected healthcare methods are getting better and better at harnessing the full potential of today’s advanced medical technologies and popular consumer devices.
View Article for Medical Electronics Bring Care Closer to Patients
View Article for Medical Electronics Bring Care Closer to Patients

Introducing the MD Series of Medical-Grade Capacitors for Implantable Device Design

A medical device is considered “implantable” if it’s partly or totally introduced into the human body via surgery or another medical intervention, and it’s intended to stay there for a long period of time.
View Article for Introducing the MD Series of Medical-Grade Capacitors for Implantable Device Design
View Article for Introducing the MD Series of Medical-Grade Capacitors for Implantable Device Design

Medical Imaging Quality Starts by Selecting the Right Components

Healthcare professionals and patients rely on magnetic resonance imaging (MRI) technology to examine soft tissues and organs in the body to detect a variety of issues, from degenerative diseases to tumors, in a non-invasive manner.
View Article for Medical Imaging Quality Starts by Selecting the Right Components
View Article for Medical Imaging Quality Starts by Selecting the Right Components
Medical Imaging Trends We’re Keeping an Eye on at Knowles Precision Devices

Medical Imaging Trends We’re Keeping an Eye on at Knowles

In the first installment of our healthcare technology series, we discussed areas where health outcomes are improving as technology shifts closer to patients. Here, we’ll scratch the surface on three trends that are improving medical imaging technologies, and by extension, diagnostics, patient outcomes and access to care.
View Article for Medical Imaging Trends We’re Keeping an Eye on at Knowles
View Article for Medical Imaging Trends We’re Keeping an Eye on at Knowles
How Knowles Powers Precision Miniaturization in MedTech

How Knowles Powers Precision Miniaturization in MedTech

With deep expertise in advanced miniaturization, Knowles delivers capabilities including micro electromagnetic sensor coiling, micro molding, micro stamping, precision machining, micro-electronics integration, and compact high-density assemblies.
View Article for How Knowles Powers Precision Miniaturization in MedTech
View Article for How Knowles Powers Precision Miniaturization in MedTech

MLC Capacitors Catalog

A comprehensive portfolio of high-performance MLCCs.
View Resource for MLC Capacitors Catalog
View Resource for MLC Capacitors Catalog

MLCCs for Medical Implantable Devices

What it takes for MLCCs to meet the high-reliability requirements of medical implantable devices.
View Resource for MLCCs for Medical Implantable Devices
View Resource for MLCCs for Medical Implantable Devices

The Price of Reliability: Considerations for Selecting Capacitors for Medical Devices

Capacitor Sourcing for Your Medical Device Application
View Resource for The Price of Reliability: Considerations for Selecting Capacitors for Medical Devices
View Resource for The Price of Reliability: Considerations for Selecting Capacitors for Medical Devices

Selecting Capacitors for Life-Critical Applications

Key Considerations for Capacitor Selection When Reliability is Paramount
View Resource for Selecting Capacitors for Life-Critical Applications
View Resource for Selecting Capacitors for Life-Critical Applications

Knowles MD Series

Designed for implantable medical applications, the Knowles MD Series delivers dependable, long‑lasting capacitor performance...
View Resource for Knowles MD Series
View Resource for Knowles MD Series

Product Documentation

Non-Magnetic, High Power RF Capacitors and Trimmers

From MRI to low-PIM systems, Knowles delivers precision non-magnetic components.
View Resource for Non-Magnetic, High Power RF Capacitors and Trimmers
View Resource for Non-Magnetic, High Power RF Capacitors and Trimmers

A Series Ceramic Core Inductors

Knowles’ A Series ceramic core inductors deliver reliable RF performance and design flexibility.
View Resource for A Series Ceramic Core Inductors
View Resource for A Series Ceramic Core Inductors

Medical Imaging Solutions

Capacitor Solutions for MRI, CT, and X‑Ray Systems
View Resource for Medical Imaging Solutions
View Resource for Medical Imaging Solutions

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