APK 165 ohm2 system features 2 crossovers dedicated to woofer and tweeter and separated, to ease the installation. APCX WF ohm2 crossover shapes AP 6.5 ohm2s frequency response to match it optimally with AP 1 tweeter; it also employs a Low ESR inductor, essential to maximize the power transfer to the 2 ohm coil.
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