• Copper-Clad Aluminum Wire (CCA) is a conductive wire consisting of an aluminum core covered with a thin layer of copper, also known as CCA wire. It combines the lightness and cheapness of aluminum with the good conductive properties of copper. Am Audiofeld, Gauwire gëtt dacks am Audio Kabelen a Speaker Kabelen benotzt well et kann gutt Audio Iwwerdroung Permis a passend fir laang Distanz This makes it a common conductive material in audio equipment.