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About this item

• Polarity Tester: Phase Meter is used to check whether the positive and negative wiring of the speaker is correct, and to troubleshoot and test the audio system
• Compatibility: Speaker Polarity Tester can test all speakers in all cars, such as small tweeters, door speakers, subwoofers, etc
• Test CD: CD includes 4 signal segments, Section 1: left channel noise signal; Section 2: Right channel noise signal; Sections 3 & 4: Phase test signals
• Usage: 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
• Usage: 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)

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