A component made from an elastomer, such as rubber, to provide an environmental seal in the interface of a connector pair. Also called a "grommet".
A numerical prefix denoting one billion (109)
- Graded Index Fiber (Fiber Optic):
A multimode fiber whose core refractive index increases in controlled fashion outward from the axis and matches the cladding refractive index at the core-clad interface. Has greater bandwidth than step index fiber, but less bandwidth than single mode fiber.
- Ground (GRD):
An electrical term meaning to connect to the earth or other large conducting body to serve as an earth, thus making a complete electrical circuit. Sometimes at zero potential or voltage.