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Reload Thread: BRAND NEW Alpine - 12" Dual-Voice-Coil 4-Ohm Subwoofer question

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    rientile's Avatar
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    BRAND NEW Alpine - 12" Dual-Voice-Coil 4-Ohm Subwoofer question

    i just recently bout a Alpine - 12" Dual-Voice-Coil 4-Ohm Subwoofer with Alpine MRP-M650
    Mono subwoofer amplifier

    how should i set my gain and LPF so idont blow the sub. by the way i have a Kenwood KDC-MP 238 head unit

    the specs for each are listed below:

    sub...
    # Handles up to 1500W peak power (500W RMS)
    # KEVLAR-reinforced pulp cone, oversized parabolic dustcap; HAMR surround and concealed mount gasket (KEVLAR is a registered trademark of DuPont)
    # High-strength brass voice-coil bobbin; 50mm voice-coil diameter
    # Dual progressive oversized Nomex spiders with integrated tinsel leads for added stability
    # Dual stacked magnets
    # Custom cast aluminum frame with integrated heat transfer plate; radial vented VC heat sink and airflow management system
    # 11" top-mount diameter; 7-3/4" top-mount depth
    # Magnetically optimized motor structure
    # Frequency response: 25Hz - 500kHz
    # Sensitivity: 85dB
    # Impedance: 4 ohms

    amp...
    # mono subwoofer car amplifier
    # 400 watts RMS x 1 at 4 ohms (600 watts RMS x 1 at 2 ohms)
    # variable low-pass filter (50-200 Hz, 24 dB/octave)
    # tuned Bass EQ (0-12 dB bass boost at 50 Hz)
    # subsonic filter (24 dB at 15 Hz)
    # MOSFET power supply
    # CEA-2006 compliant
    # STAR Topology (minimizes internal noise and prevents ground interference)
    # speaker- and preamp-level inputs







  2. #2
    SplAffair's Avatar
    SplAffair is offline I lol'd



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    Re: BRAND NEW Alpine - 12" Dual-Voice-Coil 4-Ohm Subwoofer question

    ok



    big 3 in 2/0 welding wire
    Northstar battery up front.
    1 run of 2/0 to the back.
    Us amps md2d @1 ohm
    2 skar vvx-v2 12s
    (Front stage in the works)

  3. #3
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    Re: BRAND NEW Alpine - 12" Dual-Voice-Coil 4-Ohm Subwoofer question

    umm.. ya

    atleast post pics/vids



    * (2) Morel Ultimo 12's * Hybrid Audio Legathia SE Front Stage * RF 360.3 DSP * Arc Audio XD 1200.6 * JL Audio HD 1200/1 *

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    Re: BRAND NEW Alpine - 12" Dual-Voice-Coil 4-Ohm Subwoofer question

    cool



    I build Enclosures PM me


    Refs:
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    Re: BRAND NEW Alpine - 12" Dual-Voice-Coil 4-Ohm Subwoofer question

    good for you!




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    Re: BRAND NEW Alpine - 12" Dual-Voice-Coil 4-Ohm Subwoofer question

    very nice



    refs:
    wong05tsx, Buckyboy, Themommyvan, Team H&K, natisfynest(x2), Eat Italian,NewAgeKing, skierxx5556, wgsj_fortvalley, MmatsDude, bigpimpin91 ,wasted ink, JLbumpin04gp,itsbmw(x2),ltr450racer690, speedfreak28,jshak07,xplayazplayzonx,mcsoul, SPL-Master ,TNTR70, bumpin buick, vitveet, gqjeff, pioneer pimp ,bones22, nismos14, revrider1,bigbirney420,nineball,DBDRAGGUY ,plyer3,slam330, BeAlLsTaR13, smllysack,Andrew_as. dkhage1,boxdGM, blue200sx,rusty_armadillo, beatnbronco, basscort2009,xxxbasshead,SSS 18734,mcquesten

    feedback


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    Re: BRAND NEW Alpine - 12" Dual-Voice-Coil 4-Ohm Subwoofer question





    MW Car Audio - www.MWCarAudio.net

    Feedback Thead: http://www.caraudio.com/forums/buyer-seller-feedback/378649-jbizzle-feedback-thread.html

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    rientile's Avatar
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    Re: BRAND NEW Alpine - 12" Dual-Voice-Coil 4-Ohm Subwoofer question

    my question was
    how should i set my gain and LPF so idont blow the sub. by the way i have a Kenwood KDC-MP 238 head unit




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