Einkauf Guide Eminence Beta 12" Lautsprecher 250 W 16 Ohm
Features- Eminence Beta 12" Lautsprecher 250 W 16 Ohm
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Product Description
BETA-12LTA Series Standard American
Recommended for professional audio as a woofer in small sealed monitor, or as a PA woofer or monitor in a
vented enclosure.
SPECIFICATION Nominal Basket Diameter 12", 304.8 mm Nominal Impedance 16 ohms Power Rating Watts 225 W / Music Program 450 W Resonance 53.8 Hz Usable Frequency Range 48 Hz - 8 kHz Sensitivity 97.7 Magnet Weight 38 oz. Gap Height 0.313", 7.94 mm Voice Coil Diameter 2", 50.8 mm
THIELE & Small Parameters Resonant Frequency (fs) 53.8 Hz DC Resistance (Re) 15.44 Coil Inductance (Le) 1.44 mH Mechanical Q (Qms) 7.22 Electromagnetic Q (Qes) 0.70 Total Q (Qts) 0.63 Compliance Equivalent Volume (Vas) 101.7 liters / 3.6 cu. ft. Peak Diaphragm Displacement Volume (Vd) 42.4 cc Mechanical Compliance of Suspension (Cms) 0.247 mm/N BL Product (BL) 16.32 T-M Diaphragm Mass inc. Airload (Mms) 35.5 grams Efficiency Bandwidth (EBP) Product 77.4 Maximum Linear Excursion (Xmax) 0.79 mm Surface Area of Cone (Sd) 538.9 cm Maximum Mechanical Limit (Xlim) 8.0 mm
MOUNTING Information Recommended Enclosure Volume
Sealed 14-51 liters/0.5-1.8 cu.ft.
Vented 56.6-116 liters/2-4.1 cu.ft. Overall Diameter 12.03", 305.5 mm Baffle Hole Diameter 10.95", 278.1 mm Front Sealing Gasket fitted as standard Rear Sealing Gasket fitted as standard Mounting Holes Diameter 0.25", 6.4 mm Mounting Holes B.C.D. 11.59", 294.3 mm Depth 4.47", 114 mm
MATERIALS of Construction Copper voice coil Polyimide former Ferrite magnet Vented core Pressed steel basket Paper Cone Cloth cone edge Solid composition paper dust cap
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