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    Car Audio System Of Speaker Polarity Tester FH-168 Phase Meter Phasemeter

    • Perfect for safely troubleshooting and testing audio systems.
    • This phase meter can test all speakers of all car, such as small treble, door speakers, subwoofer, etc.
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    Product features Perfect for safely troubleshooting and testing audio systems. This phase meter can test all speakers of all car, such as small treble, door speakers, subwoofer, etc.
    Material: Plastic
    Size: 108 x 70 x 25mm. / approx. ( 4.25 x 2.71 x 0.98 inch)
    Color: Black
    Product description Feature: Perfect for safely troubleshooting and testing audio systems. This phase meter can test all speakers of all car, such as small treble, door speakers, subwoofer, etc. Play section 1 or 2, can check the left/right channel connection is right or not. Play section 3 or 4, the sound speaker will produce a fixed frequency signal. Then press the 'test' button on the phasemeter, 3 green light flash and 1 red light indicates that the speaker output is in positive phase (correct connection); 3 red light flash and 1 green light indicates that the speaker output is in negative phase (reversed connection).
    Specification:
    Material: Plastic
    Color: Black
    Size: 108 x 70 x 25mm. / approx. ( 4.25 x 2.71 x 0.98 inch)
    Package Include: 1 x FH Phase Meter. Please contact customer service to request a driver.

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