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Can someone please explain what low pass is on my sub woofer and why I'd want it high or low? : r/audiophile
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Low pass filter circuit for subwoofer amplifier. - Soldering Mind | Subwoofer amplifier, Electronics circuit, Audio amplifier
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Amazon.com: New NE5532 Low Pass Filter Board Subwoofer Volume Control Board Amplifier Module 9-15V : Electronics
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