Injector

Building Exterior Ground Level Injector Service Building Beam Enclosure Level Walk to the Injector Cryomodules Extras!

Where do the electrons in the beam come from? A device called the injector takes electrons off of atoms and spits them into the rest of the accelerator. Power to run the injector comes from the injector service building up on the surface.

You probably have an injector in your house. Can you guess where it is? Here's a hint: Without it, you might not be able to see this tour.