MM124 Thiel/Small Parameters

Jethro
Jethro Posts: 28
edited December 2003 in Car Subwoofer Talk
Does anyone have the full Thiel/Small Parameters for the MM124?

I have the basic specs (Vas, Qts, Fs) from Crutchfield's site, but that is not enough information to get me an accurate excursion plot with any of my box modelling programs.

Thanks,

Jethro
Friends don't let friends listen to Bose.
Post edited by Jethro on
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  • Jethro
    Jethro Posts: 28
    edited December 2003
    Hey, look at that; a little searching and I find what I'm looking for. Sorry if I wasted any of your time.

    Driver Complement
    Woofer 1 - 12" Diameter (30.48cm)
    Concave, Aluminum-clad, injection-molded ABS with rubber surround

    Electrical
    Overall Frequency Response 20Hz - 200Hz
    Nominal Impedance 4 ohms
    Power Handling (continuous) 500 w
    Power Handling (peak) 1000 w
    Efficiency 87 dB
    Voice Coil Diameter: Driver 2" (5.08cm)
    Magnet Weight 66.00 oz.

    Driver Mounting Depth
    Top Mount 6" (15.24cm)
    Bottom Mount 6-1/2" (16.51cm)
    Cut-out
    Driver Cut-out Diameter 11-1/8" (28.26cm)

    Theile/Small Parameters
    Recommended Enclosure Sealed or Band Pass
    Resonant Frequency 27.5 Hz
    Qms 13.06
    Qes 0.476
    Qts 0.46
    Vas 81.12 L / 2.865 cu ft
    Cms 221 Micro Meters
    Bl 14.45 Tesla Meters
    Sd 511 sq cm / 79.21 sq in
    Xmax (mechanical) 1.0
    Le 1.92 mH
    Mms 151 g
    Driver Weight 15.8 pounds
    Friends don't let friends listen to Bose.
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