| Pulse Testing Method. Polarity : Pos. polarity :Green LED indicator with beep sound. Neg. polarity : Red LED indicator with no sound. Sensor : ECM Five selecting switches : WF : suitable for the woofer. M & T : suitable for the midrange, tweeter & headphone. Ext.1~Ext.3 : For connecting instruments. Dim. : 28 ( L ) ×9 ( H )×21 ( D ) cm. 6. Net Weight : 2.5 KGS. |