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Knowles

Featured Videos

The future of portable audio
The balanced armature advantage
What is Balanced Armature?
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Recent PTMs

5 minutes
Microphone Interfaces
Digital microphones provide an upside to end applications and enable intelligent audio solutions with the introduction of Knowles’ multi-mode microphones.
5 minutes
Using Dynamic Speakers and Balanced Armature Drivers in In-Ear Wearables
Digi-Key, Knowles, PTM, tutorial, speakers, drivers, armature driver, in-ear wearable.
10 minutes
Measuring Frequency Response of Balanced Armature Drivers and Earphones
General characteristics of different measurement methods, the advantages and limitations of each, and trying to understand an earphone’s frequency response.
5 minutes
Ultrasonic Applications for Knowles Electret and MEMS Microphones
This tutorial will discuss the general characteristics of certain Knowles microphones in the ultrasonic band.
10 minutes
Designing Balanced Armature Earphones
Knowles Balanced Armature technology efficiently converts and electrical signal to sound.
10 minutes
Introduction To Microphones
Introduction to the terminology and anatomy of microphones to help readers properly identify the correct microphone for an application's needs.
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About Knowles

Since 1946 Knowles has helped designers find more ways to put better technology to work for their customers. Knowles is a market leader and global supplier of advanced micro-acoustic, specialty components, and human interface solutions in the mobile communications, consumer electronics, medical technology, and other industrial end markets. Knowles’ deep experience and rigorous testing delivers consistently dependable and precise products including speakers and microphones for hearing health products, premium music earphones, communications headsets, and industrial acoustic applications. Knowles MEMS (micro-electro-mechanical systems) microphones and micro-speakers are widely used in smartphones, tablets, notebooks, and other portable devices.

Headquartered in Itasca, Illinois, and publicly traded on the NYSE under the symbol “KN”, Knowles has more than 10,000 employees in 37 locations worldwide includes design centers in Europe, Asia and North America. All manufacturing facilities are ISO-9001 certified, with some additionally certified to ISO-14001 or OHSAS-18001. The Knowles Quality Management System ensures design, integrity, efficient manufacturing and the cost effective on-time delivery of their products.