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 Basics Part 6: Waveguides and Transmission Lines
Jun 22, 2022
Learn how waveguides, transmission lines, and electromagnetic modes influence RF filter design.
Microstrip Filters Deliver Small Size at High Frequencies
May 27, 2022
When selecting a filter implementation, one factor that is common across all frequencies is optimizing the size of the filter given the application and the required performance.
Continuing Our Investment in Surface-Mount EMI Filters
May 25, 2022
Surface-mount EMI filters provide high-performance noise suppression for demanding, high-reliability applications.
Filter Basics Part 5: Lumped Element and Distributed Element Filter Construction
May 18, 2022
Understanding lumped and distributed element filter construction helps engineers choose the right approach based on frequency, performance, size, and application needs.
A Guide to Snubber Capacitor Selection for SiC-Based Switching Converters
May 11, 2022
SiC converters deliver higher voltage and efficiency than silicon, with snubber circuits and capacitors further improving performance.
Medical Imaging Quality Starts by Selecting the Right Components
May 6, 2022
Non-magnetic components help MRI machines produce clear, reliable images by preventing interference with the powerful magnetic field.
Are You at Risk of Violating International Dual-Use Export Laws?
May 4, 2022
As high-performance capacitors take on more demanding applications, manufacturers must also consider whether international trade regulations apply.
Filter Basics Part 4: Key Filter Types and Technologies
Apr 27, 2022
Understanding filter types and technologies helps engineers select the right filtering solution for their frequency, bandwidth, performance, and application requirements.
PCB Design Considerations for High-Performance Filtering in mmWave Applications
Apr 20, 2022
At very high frequencies, careful circuit board design is essential to keeping RF filters and communication systems performing their best.
Spectral Efficiency and mmWave Bandpass Filter Temperature Stability
Apr 14, 2022
Spectral efficiency measures how efficiently bandwidth carries data.
Filter Basics Part 3: Five Key Filter Specifications to Understand
Apr 5, 2022
An overview of five essential RF filter specifications that define filter performance.
Filter Basics Part 2: Designing Basic Filter Circuits
Mar 15, 2022
An introduction to basic RF filter design, explaining how impedance creates different filter responses.
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