Specifications:
Item Type: Speaker Polarity Tester
Material: ABS
Battery Type: 1 9V 6F22 battery (not included)
Applications: Mainly used as a tuning assistant to detect whether the speaker positive and negative poles are connected correctly.
Package List:
1 x Speaker Polarity Tester
1 x Test CD
How to use:
Ready to use with battery (not included)
Test CD content:
First segment: left channel noise signal
Second segment: Right channel noise signal
Third segment: phase test signal
Fourth segment: phase test signal
Speaker Wire Adjustment:
After installing the audio system, first insert the test CD into the main unit, adjust the volume output to the appropriate position, then follow the following steps.
Step 1: Select the 1st and 2nd segments respectively to confirm whether the left and right channels are reversed during connection