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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







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

    ok



    Quote Originally Posted by predxen View Post
    Its not as loud as it should be, you stop hearing it about a block away. you should be able to hear it a quarter mile away.
    .
    Quote Originally Posted by hispls View Post
    You need to keep the smoke INSIDE the amplifier. Once you've allowed all the happy smoke to escape the amp will stop working.
    BOYCOTT SKAR AUDIO! SHADY BUSINESS PRACTICES SHOULD NEVER BE ENCOURAGED!

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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 * Brax 2400 * 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


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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



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    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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    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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