Also called an "echo free" chamber A room at the David Florida Laboratory where satellites are tested to make sure they are sending and receiving clear signals Anechoic chambers duplicate the silence of space, where there is no medium (like air or water) through which the sound waves can travel The walls of the anechoic chambers are made of carbon compound pyramids which absorb any microwave and radio signals that hit them
A room designed to suppress internal sound reflections Used for acoustical measurements