Knowles VoltronicsKnowles Voltronics specializes in the design and manufacture of capacitive and piezoelectric components for various applications. Their primary focus is on microelectromechanical systems (MEMS) and high-performance acoustic sensing technologies. A significant part of their product portfolio revolves around microphones, specifically MEMS microphones and their associated products that serve various consumer electronics and industrial applications.
The most notable product lines from Knowles Voltronics include digital and analog MEMS microphones, which offer high sensitivity, low noise, and broad frequency response. These microphones are characterized by their compact size and low power consumption, making them ideal for mobile devices such as smartphones, tablets, and wearables. Additionally, Knowles Voltronics manufactures balanced armature speakers which deliver high fidelity sound in a miniature form factor, suitable for hearing aids and in-ear monitors.
Key specifications of their MEMS microphones often include a sound pressure level (SPL) handling of over 120 dB, low total harmonic distortion (THD), and a frequency range that can extend from 20 Hz to 20 kHz. The robust construction and environmental resilience of these microphones are notable, as they can operate effectively in varying conditions, including high temperatures and humidity levels. Their acoustic sensors are also designed for high-precision audio capture, leveraging technologies such as beamforming capabilities which enhance sound directionality while reducing background noise.
Typical applications for Knowles Voltronics components extend across consumer electronics, including smartphones, laptops, and smart home devices. Their products are also utilized in medical devices, automotive systems, and industrial equipment where precise audio input or output is essential. The growing demand for voice recognition features and always-on listening capabilities in consumer applications has led to increased adoption of their MEMS microphones in smart speakers and voice-activated systems, reflecting a broader industry trend towards integrating advanced audio technologies.
