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Eminence Definimax 4012HO 12" Driver

Brand:|Model: Definimax 4012HO|Part # 290-577


The Eminence Definimax 4012HO 12" driver is recommended for professional audio in both sealed and vented speaker enclosures as a low distortion mid-bass or woofer.
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$204.99
Part # 290-577
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Highlights
  • Copper voice coil with Polyimide former
  • Ferrite magnet
  • Undercut pole piece with copper shorting ring and Core Periphery Ventilation
  • Die-cast aluminum basket
  • Acrylic wetlook paper cone and dust cap
  • Cloth cone edge




Product Details

Eminence Definimax 4012HO 12" Driver

The Eminence Definimax 4012HO 12" driver is recommended for professional audio in both sealed and vented speaker enclosures as a low distortion mid-bass or woofer.



Product Specifications
  • Nominal Diameter12"
  • Power Handling (RMS)600 Watts
  • Power Handling (max)1200 Watts
  • Impedance8 ohms
  • Frequency Response48 to 2,600 Hz
  • Sensitivity96.2 dB 1W/1m
  • Voice Coil Diameter4"
  • Magnet Weight109 oz.
Thiele-Small Parameters
  • Resonant Frequency (Fs)49 Hz
  • DC Resistance (Re)5.81 ohms
  • Voice Coil Inductance (Le)1.19 mH
  • Mechanical Q (Qms)11.07
  • Electromagnetic Q (Qes)0.34
  • Total Q (Qts)0.33
  • Compliance Equivalent Volume (Vas)1.90 ft.³
  • Mechanical Compliance of Suspension (Cms)0.13 mm/N
  • BL Product (BL)20.7 Tm
  • Diaphragm Mass Inc. Airload (Mms)82g
  • Maximum Linear Excursion (Xmax)6.2 mm
  • Surface Area of Cone (Sd)545.4 cm²
Materials of Construction
  • Cone MaterialCoated Paper
  • Surround MaterialCloth
  • Voice Coil Wire MaterialCopper
  • Voice Coil FormerKapton® / Polyimide
  • Basket / Frame MaterialCast Aluminum
  • Magnet MaterialFerrite
Mounting Information
  • Overall Outside Diameter12.38"
  • Baffle Cutout Diameter11.06"
  • Depth5.32"
  • # Mounting Holes8
Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)
  • Sealed Volume.5 ft.³
  • Sealed F3116 Hz
  • Vented Volume0.98 ft.³
  • Vented F369.77 Hz
Eminence Definimax 4012HO 12" Driver
  • BrandEminence Speaker
  • ModelDefinimax 4012HO
  • Part Number290-577
  • UPC876358000531
  • Product CategoryPro Woofers, Subwoofers & Midrange Speakers
  • Unit of MeasureEA
  • Product Rating
    (5 Reviews)
  • Weight26 lbs.
  • California Prop 65

    Warning: California residents only. Please note per Proposition 65 that this product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

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Eminence Definimax 4012HO 12" Driver

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Eminence Definimax 4012HO 12" Driver

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