1TechnicalNotesVolume1Number29JBLPrecisionDirectivityPD700SeriesCo-AxialMidHighSpeakerSystemsBackground:Inverylargefixedinstallationssuchassportsarena
德国AEG29W电路原理图.jpgTag内容描述：
1、1 Technical Notes Volume 1, Number 29 JBL Precision Directivity PD700 Series Co-Axial Mid/High Speaker Systems Background: In very large fixed installations, such as sports arenas, large houses of wor。
免费区 
