This paper analyses the characteristics of moving coil loudspeaker，and describes the NXT loudspeaker using flexural vibration type diaphragm，its freguency response and the sound radiation．The flexural vibration type panel loudspeaker will develop rapidly in new century
分析了动圈扬声器的性能，讨论了弯曲振动型振膜构成的NXT扬声器及其频率响应和声辐射。