Resonators are fundamental electronic components that are crucial in the creation of oscillating circuits, which are used to generate stable frequencies. These components are designed to vibrate at a specific, constant frequency when an electrical current is applied, akin to how a guitar string vibrates at a certain pitch when plucked. Resonators are integrated into electronic circuits to provide a precise clock signal, which is essential for synchronizing the operations of various electronic devices, such as microprocessors in computers, clock sources in communication devices, and timing eLEMents in watches.
The main uses of resonators include acting as a time-keeping eLEMent and providing reference frequencies for tuning circuits or frequency generation. They are characterized by their high frequency stability, compactness, and low cost, making them advantageous in a multitude of applications. Resonators are used in a variety of products, ranging from consumer electronics to automotive systems, where precise timing is critical. Some notable manufacturers of resonators include Murata Manufacturing, Kyocera, and Seiko Epson Corporation.