Foil hats?

These connectors, covered with foil, can be seen in the Transfer Gallery. The high-frequency, high power connectors allow big cables to be hooked up to kicker magnets. The foil is on them to protect them from the dust in the environment. Photo: Elliott McCrory, AD

These connectors, covered with foil, can be seen in the Transfer Gallery. The high-frequency, high power connectors allow big cables to be hooked up to kicker magnets. The foil is on them to protect them from the dust in the environment. Photo: Elliott McCrory, AD