Instructional Video – Simple and Accurate Way to Check Polarity on Multi-way Loudspeakers

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Practical Audio by Pat Brown, the Pro Sound Training guy.

Testing the polarity of a multi-way loudspeakers can be confusing. The phase shift introduced by crossover networks can fool polarity testers.

In this instructional video, Pat will show you quick, simple & ACCURATE way to determine polarity on multi-way loudspeakers using a 9v battery and your smartphone!