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      09-07-2014, 08:33 AM   #4
Harlequin
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Drives: F32 Coupé
Join Date: Mar 2011
Location: Brisbane, Australia BMW Club QLD Member

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Thanks mate. Yeah.. Ended up doing pretty much that. Found an Alpine Calibration CD from a few years back that I forgot I had....

100Hz LPF works well for the Sub... I reckon I can drop it to 80Hz if I replace the underseat woofers with something a bit gruntier...
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