is 211.10 KB, has a resolution of 1000x750 pixels and was uploaded on January 22, 2019 @ 7:27 am by user: paulrth. It is filed under the tags: horn, coaxial, coaxial cable, coaxial loudspeaker, car subwoofer. Click the blue button at the top to freely download: Radiation Efficiency Horn Loudspeaker Subwoofer Audio Coaxial png.