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Test polarity of audio system speakers before starting an installation or tuning
Generate pulses into the audio system to verify speaker location and polarity
Test polarity of OEM audio signals at the source unit or amplifier output (up to 4V)
Identify speaker location and polarity in OEM audio systems using internal pulse generator
Verify polarity shift in active or passive crossovers (especially 12dB/octave applications)
Optimize subwoofer polarity to blend with other system speakers for “up front” bass
Use code "PT9ADEAL"