Kammresonatoren
Kammresonatoren, also known as Helmholtz resonators, are acoustic devices that amplify sound at specific frequencies. They consist of a closed chamber, or cavity, connected to a neck or tube. The chamber is typically a simple geometric shape, such as a sphere, cylinder, or rectangular box, while the neck is a tube that leads to an opening. The resonance frequency of a Kammresonator is determined by the volume of the chamber and the length and cross-sectional area of the neck. When sound waves enter the neck, they cause the air in the chamber to oscillate, creating a standing wave pattern. This oscillation amplifies the sound at the resonance frequency, while other frequencies are dampened. Kammresonators are used in various applications, including musical instruments, noise control, and audio equipment. They are particularly effective at low frequencies, where other sound amplification methods are less efficient. The design of Kammresonators can be optimized for specific applications by adjusting the dimensions of the chamber and neck to achieve the desired resonance frequency.