51.6mm Phenolic Diaphragm Voice Coil for Speaker

51.6mm Phenolic Diaphragm Voice Coil for Public Adress  Speaker The Replacement Diaphragm is one of the main parts of the PA Loudspeaker. The sound is generated by vibration. A Horn Speaker is an electro-acoustic device that converts electrical signals into sound signals, and pushes the surrounding air through the vibration of the Speaker Horn to restore the original sound. It has a decisive influence on the performance and sound quality of the High Quality Speaker. A good speaker cannot be...