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Radio frequency cavities, or RF cavities, receive RF energy from a klystron and transfer it to electrons as they pass through the cavities on their way around the booster synchrotron and storage ring. Just as in the klystron, RF radiation interacts with electrons, adding energy to increase or maintain their speed.icrowaves are radio waves with a wavelength between about one meter and one millimeter, which are the wavelengths used for radio and television broadcasts as well as radar and microwave ovens.
A radiofrequency (RF) cavity is a metallic chamber that contains an electromagnetic field. Its primary purpose is to accelerate charged particles.RF cavities can be structured like beads on a string, where the beads are the cavities and the string is the beam pipe of a particle accelerator, through which particles travel in a vacuum.igh-power klystrons (tubes containing electron beams) drive each RF cavity on the LHC. A high-power electron beam inside the klystron modulates at 400 MHz. Power is extracted through a rectangular pipe of conducting metal called a waveguide, which leads to the RF cavity.