Specification:
Condition: New
Material: Plastic
Color: Black + Silver
Size: As Picture Shown
Built-in Battery: 1 x 9V 220mAh battery
Package Weight: Approx. 139g/4.9oz
#How to use the tester?
the CD with the package include 4 section test music.
section 1: left channel noise signal
section 2: right channel noise signal
section 3: phase test signal
section 4: same as section 3
Put CD into the car CD player, play 1 or 2 section, and check if the left/right channel connection is correct. Play section 3 or 4, the speaker will generate a fixed frequency signal, bring the front end of the tester close to the speaker, and then press the test button.
Green light flashes 3 times, red light flashes once indicating the speaker output positive phase (correctly connected); Red light flashes 3 times, green light flashes once indicating negative phase (reverse connection). Yellow light on indicates low battery (Including battery)
Package List:
1 x Phase Meter
1 x CD