Eminence American Standard BETA-12CX Speaker – 250 W RMS/500 W PMPO – 66 Hz to 20 kHz – 8 Ohm – 12

Description

This item is brand-new, factory sealed.

This table charts the specifications for the BETA-12CX speaker
* Nominal Basket Diameter: 12-in , 305 mm.
* Nominal Impedance: 8 Ohms.
* Power Rating:
* Watts: 250 W.
* Music Program: 500 W.
* Resonance: 47 Hz.
* Usable Frequency Range: 57 Hz – 4.6 kHz.
* Sensitivity: 97.3 dB.
* Magnet Weight: 38 oz..
* Gap Height: 0.312-in , 7.9 mm.
* Voice Coil Diameter: 2-in , 51 mm.
* Thiele & Small Parameters.
* Resonant Frequency (fs): 47 Hz.
* DC Resistance (Re): 5.42 Ohms.
* Coil Inductance (Le): 0.64m H.
* Mechanical Q (Qms): 5.64.
* Electromagnetic Q (Qes): 0.52.
* Total Q (Qts): 0.48.
* Compliance Equivalent Volume (Vas): 120.94 liters / 4.27 cu.ft..
* Peak Diaphragm Displacement Volume (Vd): 188.6 cc.
* Mechanical Compliance of Suspension (Cms): 0.3 mm/N.
* BL Product (BL): 10.79 T-M.
* Diaphragm Mass Inc. Airload (MMs): 38 grams.
* Efficiency Bandwidth Product (EBP): 90.
* Maximum Linear Excursion (Xmax): 3.5 mm.
* Surface Area of Cone (Sd): 538.9 cm2.
* Maximum Mechanical Limit (Xlim): 10.4 mm.
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Recommended Enclosure Volume;
* Sealed: 26.9-70.79 liters / 0.95-2.5 cu.ft..
* Vented: 32.85-158.58 liters / 1.16-5.6 cu.ft..
* Driver Volume Displaced: 0.071 cu.ft. / 2 liters.
* Overall Diameter: 12.03-in , 305.6 mm.
* Baffle Hole Diameter: 11.07-in , 281.2 mm.
* Front Sealing Gasket: Yes.
* Rear Sealing Gasket: Yes.
* Mounting Holes Diameter: 0.25-in , 6.4mm.
* Mounting Holes B.C.D.: 11.59-in , 294.4mm.
* Depth: 4.47-in , 113.5 mm.
* Net Weight: 7.8 lbs, 3.54 kg.
* Shipping Weight: 10 lbs, 4.54 kgs.
* Materials of Construction.
* Coil Construction: Copper voice coil.
* Coil Former: Kapton former.
* Magnet Composition: Ferrite magnet.
* Core Details: Tapered Coax.
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* Basket Materials: Pressed steel basket.
* Cone Composition: Paper cone.
* Cone Edge Composition: Cloth cone edge.
* Dust Cap Composition: Screened cloth dust cap. [Single]

Features

Additional Information:

Driver Size: 12″

Driver Material: Paper

Country of Origin:
United States