Midwest Audio Fest

It’s that time audio enthusiasts! Registration for the 2019 Speaker Design Competition is now open! Visit for details and to list your speaker project. We are excited to see all returning participants, and look forward to meeting some new designers this year, as well! Be sure your plans include a visit to the Parts Express Tent Sale for the lowest prices of the year, and the Audio Swap Meet where you can buy and trade with other audio fans. We hope to see you this summer! Vivian and Jill
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Mach5 Audio IXL18.4 subwoofer - New, Unused

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  • CGraeff
    started a topic Mach5 Audio IXL18.4 subwoofer - New, Unused

    Mach5 Audio IXL18.4 subwoofer - New, Unused

    BUMP - $175 plus shipping.

    One new, unused Mach5 Audio IXL 18.4 driver I'm willing to sell. Box opened only for visual inspection of driver.

    This is the original, single voice-coil 4 ohm version, Thiele-Small parameters:

    Fs = 17.7 Hz
    Re = 3.4 ohms[dc]
    Le = 6.09 mH
    Qt = 0.37
    Qes = 0.39
    Qms = 5.59
    Mms = 434.34 grams
    Rms = 8.69 kg/s
    Cms = 0.184 mm/N
    Vas = 274.1 liters
    Sd= 1029.22 cm^2
    Bl = 20.51 Tm
    Lp(2.83V/1m) = 91.60 dB
    Xmax = 22mm

    Power Handling: 800 Watts
    SPL (2.83v/1m): 89.2 db
    Impedance: 4 Ohm (SVC)

    Recommended Enclosure Sizes:
    Sealed: 4.6 cubic feet
    Ported: 7 cubic feet @ 19Hz
    EBS: 12.4 cubic feet @ 15Hz

    Figure ~$15 for shipping (continental US only). Will be shipped in original double boxed container.
    Last edited by CGraeff; 06-28-2018, 11:52 AM.

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