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Eminence Definimax 4012ULF - 8 ohm 12" 1200W Pro Audio Woofer

Eminence Definimax 4012ULF - 8 ohm 12" 1200W Pro Audio Woofer
SKU
555-052
Ship weight
11.27 kg
Priced per:
each
UPC:
876358002580
Stock Status:
1 Available
Diameter:
12"
Impedance:
8 ohm
Condition
new
Brand
Eminence
Your price:
CDN $360.24
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Does not come with magnet boot or labelled sticker

A high-power, ultra low frequency enhanced version of the popular 4012HO. Perfect for horn loading, or in micro-sized vented subwoofers for lots of clean punch and deep lows.

Speaker Detail
Specification
Nominal Basket Diameter12", 305 mm
Nominal Impedance*8 Ω
Power Rating*
Program Power2400 W
Watts1200 W
Resonance40 Hz
Usable Frequency Range37 Hz - 0.2 kHz
Sensitivity*90.7 dB
Magnet Weight109 oz.
Gap Height0.37", 9.5 mm
Voice Coil Diameter4", 102 mm
Thiele & Small Parameters
Resonant Frequency (fs)40 Hz
DC Resistance (Re)6.2 Ω
Coil Inductance (Le)4.32m H
Mechanical Q (Qms)12.13
Electromagnetic Q (Qes)0.32
Total Q (Qts)0.31
Compliance Equivalent Volume (Vas)41.3 liters / 1.46 cu.ft.
Peak Diaphragm Displacement Volume (Vd)365.4 cc
Mechanical Compliance of Suspension (Cms)0.1 mm/N
BL Product (BL)27.38 T-M
Diaphragm Mass Inc. Airload (MMs)153 grams
Efficiency Bandwidth Product (EBP)126
Maximum Linear Excursion (Xmax)6.7 mm
Surface Area of Cone (Sd)545.4 cm2
Maximum Mechanical Limit (Xlim)15.5 mm
Mounting Information
Recommended Enclosure Volume
Sealed N/a
Vented 42.48-113.27 liters / 1.5-4 cu.ft.
Driver Volume Displaced0.106 cu.ft. / 3 liters
Overall Diameter12.38", 314.5 mm
Baffle Hole Diameter11.07", 281.2 mm
Front Sealing GasketYes
Rear Sealing GasketYes
Mounting Holes Diameter0.27", 6.9mm
Mounting Holes B.C.D.11.69", 296.9mm
Depth5.32", 135.1 mm
Net Weight22.3 lbs, 10.12 kg
Shipping Weight24.6 lbs, 11.16 kgs
Materials of Construction
Coil ConstructionCopper voice coil
Coil FormerKapton former
Magnet CompositionFerrite magnet
Core DetailsUndercut with aluminum shorting ring and Core Periphery Ventilation
  
Basket MaterialsDie-cast aluminum basket
Cone CompositionWater resistant paper cone
Cone Edge CompositionCloth cone edge
Dust Cap CompositionWater resistant treated paper dust cap
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This item: Eminence Definimax 4012ULF - 8 ohm 12" 1200W Pro Audio Woofer [1 item(s)]
Price for all: CDN $360.24
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