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    Eminence - Subwoofer 12inch

    Uploaded by

    Maroof Ahmed
    This document provides specifications for a 12-inch subwoofer with a nominal impedance of 6 ohms and power ratings of 400W (continuous) and 800W (music program). Key parameters include a resonant frequency of 22Hz, usable frequency range of 25Hz-125Hz, and sensitivity of 89.2 dB. It is recommended for vented, sealed, or horn-loaded enclosures and has mounting dimensions of 12.32 inches in diameter.

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    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd

    Eminence - Subwoofer 12inch

    Uploaded by

    Maroof Ahmed
    10 views1 page
    This document provides specifications for a 12-inch subwoofer with a nominal impedance of 6 ohms and power ratings of 400W (continuous) and 800W (music program). Key parameters include a resonant frequency of 22Hz, usable frequency range of 25Hz-125Hz, and sensitivity of 89.2 dB. It is recommended for vented, sealed, or horn-loaded enclosures and has mounting dimensions of 12.32 inches in diameter.

    Original Description:

    Subwoofer datasheet

    Original Title

    eminence_subwoofer 12inch

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    This document provides specifications for a 12-inch subwoofer with a nominal impedance of 6 ohms and power ratings of 400W (continuous) and 800W (music program). Key parameters include a resonant frequency of 22Hz, usable frequency range of 25Hz-125Hz, and sensitivity of 89.2 dB. It is recommended for vented, sealed, or horn-loaded enclosures and has mounting dimensions of 12.32 inches in diameter.

    Copyright:

    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd
    Download as pdf or txt
    10 views1 page

    Eminence - Subwoofer 12inch

    Uploaded by

    Maroof Ahmed
    This document provides specifications for a 12-inch subwoofer with a nominal impedance of 6 ohms and power ratings of 400W (continuous) and 800W (music program). Key parameters include a resonant frequency of 22Hz, usable frequency range of 25Hz-125Hz, and sensitivity of 89.2 dB. It is recommended for vented, sealed, or horn-loaded enclosures and has mounting dimensions of 12.32 inches in diameter.

    Copyright:

    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd
    Download as pdf or txt
    of 1

    Specification

    Nominal Basket Diameter 12”, 304.8mm


    Nominal Impedance* 6 ohms
    Power Rating**
    Watts 400W
    Music Program 800W The Art and Science of Sound
    Resonance 22Hz
    Usable Frequency Range*** 25Hz-125Hz
    Sensitivity 89.2
    Magnet Weight 160 oz.
    Gap Height 0.375”, 9.53mm
    Voice Coil Diameter 2.5”, 63.5mm

    Thiele & Small Parameters


    Resonant Frequency (fs) 22Hz
    DC Resistance (Re) 4.29
    Coil Inductance (Le) 1.48mH
    Mechanical Q (Qms) 13.32

    LAB12 Professional Series


    Electromagnetic Q (Qes) 0.39
    Total Q (Qts) 0.38
    Compliance Equivalent Volume (Vas) 125.2 liters / 4.4 cu. ft.
    Peak Diaphragm Displacement Volume (Vd) 659cc Recommended for vented, sealed, and horn loaded, professional audio enclosures as a subwoofer. Also great
    Mechanical Compliance of Suspension (Cms) 0.35mm/N as an automotive sub.
    BL Product (BL) 15.0 T-M
    Diaphragm Mass inc. Airload (Mms) 146 grams
    Efficiency Bandwidth Product (EBP) 56
    Maximum Linear Excursion (Xmax) 13.0mm
    Surface Area of Cone (Sd) 506.7 cm2
    Maximum Mechanical Limit (Xlim) 22mm

    Mounting Information
    Recommended Enclosure Volume
    Sealed 22.7-28.3 liters/ 0.8-1 cu.ft.
    Vented 45.3-101.9 liters/1.6-3.6 cu.ft.
    Overall Diameter 12.32”, 312.8mm
    Baffle Hole Diameter 10.98”, 278.9mm
    Front Sealing Gasket fitted as standard
    Rear Sealing Gasket fitted as standard
    Mounting Holes Diameter 0.26”, 6.6mm
    Mounting Holes B.C.D. 11.77”, 299mm
    Depth 6.44”, 164mm
    Net Weight 22 lbs., 10 kg
    Shipping Weight 23.8 lbs., 10.8 kg

    Materials of Construction
    Copper voice coil
    Polyimide former
    Double stacked 80 oz. ferrite magnets
    Vented and extended core
    * Please inquire about alternative impedances.
    12-spoke die-cast aluminum basket
    ** Multiple units exceed published rating evaluated under EIA 426A noise source and test standard while in a free-air, non-temperature controlled environment.
    Kevlar-reinforced paper cone *** The average output across the usable frequency range when applying 1W/1M into the nominal impedance. Ie: 2.83V/8ohms, 4V/16ohms.
    Foam cone edge Eminence response curves are measured under the following conditions: All speakers are tested at 1w/1m using a variety of test set-ups for the appropriate impedance | LMS using 0.25” supplied microphone (software

    Dual inverted dust caps calibrated) mounted 1m from wall/baffle | 2ft. X 2ft. baffle is built into the wall with the speaker mounted flush against a steel ring for minimum diffraction | Hafler P1500 Trans-Nova amplifier | 2700 cu.ft. chamber with
    fiberglass on all six surfaces (three with custom-made wedges)

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