High SPL Car Audio Mid/Bass Driver. Can be used in small enclosures or in free air ( doors, open baffles, deck lids ). SPECIFICATION - Nominal Basket Diameter 12 in., 304.8 mm
- Nominal Impedance 4 ohms
- Power Rating Watts 300 W / 1200 W PEAK
- Resonance 43.78 Hz
- Usable Frequency Range 38 Hz-0.3 kHz
- Sensitivity 91.2
- Magnet Weight 56 oz
- Gap Height 0.39" 10.01 mm
- Voice Coil Diameter 2.5", 63.5 mm
THIELE & Small Parameters - Resonant Frequency (fs) 43.78 Hz
- DC Resistance (Re) 3.65
- Coil Inductance (Le) 2.3 mH
- Mechanical Q (Qms) 9.15
- Electromagnetic Q (Qes) 0.45
- Total Q (Qts) 0.43
- Compliance Equivalent Volume (Vas) 46.07 liters / 1.63 cu. ft.
- Peak Diaphragm Displacement Volume 316 cc
- Mechanical Compliance of Suspension (Cms) 0.12 mm/N
- BL Product (BL) 10.06 T-M
- Diaphragm Mass inc. Airload (Mms) 114.4 grams
- Efficiency Bandwidth Product (EBP) 98.24
- Maximum Linear Excursion (Xmax) 6 mm
- Surface Area of Cone (Sd) 525.9 cm²
- Maximum Mechanical Limit (Xlim) 12 mm
MOUNTING Information - Recommended Enclosure Volume
Sealed 25.49 - 49.55 liters/0.9 - 1.75 cu. ft.
Vented 39.64 - 70.79 liters/1.4 - 2.5 cu. ft. - Driver Volume Displaced 2.25 liters/137 cu.
- Overall Diameter 312.42 mm
- Baffle Hole Diameter 279.4 mm
- Front Sealing Gasket fitted as standard
- Rear Sealing Gasket N/A
- Mounting Holes Diameter 6.35 mm
- Mounting Holes B.C.D. 297.69 mm
- Depth 5.6", 142.24 mm
MATERIALS of Construction - Copper voice coil
- Polyimide former
- Ferrite magnet
- Vented core
- Pressed steel basket
- Treated Paper Cone
- Foam Edge
- Treated paper dust cap
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Data sheet - EEM2512C [857,6 KB]
