Actopus Speaker Phase Meter Polarity Tester PH Phasemeter for Auto Car Audio System

Price: $17.99
Product prices and availability are accurate as of 2017-10-20 04:58:09 BST and are subject to change. Any price and availability information displayed on http://www.amazon.com/ at the time of purchase will apply to the purchase of this product.
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Manufacturer Description

Material: Plastic Color: Black Size: 10.5cm x 7cm x 2.5cm/ 4.1" x 2.8" x 1.0"(L*W*H) Applicable: the speaker phase and the amplifier output phase testing. Set-up for car audio system of speakers and amplifiers. Method of Application: This CD include 4 section test music: section 1: left channel noise signal section 2: right channel noise signal section 3 and section 4: phase test signal Put it in car CD player, and play section 1 or 2, can check the left/right channel connection is right or not. Play the 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).

Product Features

Excellent tool for audio system test. This phase meter can test all speakers of all car, small treble, door speakers, subwoofer.

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