Precision Devices

At Knowles Precision Devices, we make Multilayer Ceramic, Single Layer, High Reliability and Precision Variable Capacitors, EMI Filters and Microwave Devices including RF Filters, Splitters and Couplers. The markets we serve include automotive, telecom, automotive medical implantable and medical equipment, military, aerospace/avionics, EMI and connector filtering, oil exploration, instrumentation and industrial electronics.