Attenuator

Attenuator could mean:

• Attenuator (electronics), an electronic device that reduces the amplitude of an electronic signal.
• Optical attenuator, an electronic device that reduces the amplitude of an optical signal.
• Attenuator (genetics), a specific regulatory sequence transcribed into RNA.
• Impact attenuator, used on highways as a crumple zone in case of a car crash.

• Attenuation (disambiguation)