polyfill test definitive results? Car Stereo Forum

Stock Frequency Response - ST3 Sony Stereo Sounds Like Crap. MOD.

polyfill test definitive results?, Page 3

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polyfill test definitive results?, Page 3

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RF subwoofer improved, FWIW

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RF subwoofer improved, FWIW

diyAudio

What does an ideal phase response for a driver look like?