EMINENCE COMMONWEALTH15

15-in Pro Guitar Speaker, 225W, 4 ohms w/Aluminum voice coil
SKU: COMMONWEALTH15
Availability: Out of stock

This table charts the specifications for the COMMONWEALTHT 15 speaker
* Nominal Basket Diameter: 15-in , 381 mm.
* Nominal Impedance: 4 Ohms.
* Power Rating:
* Watts: 225 W.
* Music Program: N/A.
* Resonance: 52 Hz.
* Usable Frequency Range: 50 Hz - 4.3 kHz.
* Sensitivity: 100.8 dB.
* Magnet Weight: 109 oz..
* Gap Height: 0.29-in , 7.4 mm.
* Voice Coil Diameter: 4-in , 102 mm.
* Thiele & Small Parameters.
* Resonant Frequency (fs): 52 Hz.
* DC Resistance (Re): 3.72 Ohms.
* Coil Inductance (Le): 0.22m H.
* Mechanical Q (Qms): 6.75.
* Electromagnetic Q (Qes): 0.57.
* Total Q (Qts): 0.53.
* Compliance Equivalent Volume (Vas): 162.7 liters / 5.75 cu.ft..
* Peak Diaphragm Displacement Volume (Vd): 28.5 cc.
* Mechanical Compliance of Suspension (Cms): 0.15 mm/N.
* BL Product (BL): 11.8 T-M.
* Diaphragm Mass Inc.
Airload (MMs): 65 grams.
* Efficiency Bandwidth Product (EBP): 91.
* Maximum Linear Excursion (Xmax): 0.32 mm.
* Surface Area of Cone (Sd): 889.6 cm2.
* Maximum Mechanical Limit (Xlim): N/A.
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Recommended Enclosure Volume;
* Sealed: Acceptable.
* Vented: Acceptable.
* Driver Volume Displaced: 0.152 cu.ft.
/ 4.31 liters.
* Overall Diameter: 15.28-in , 388.1 mm.
* Baffle Hole Diameter: 14.06-in , 357.1 mm.
* Front Sealing Gasket: Yes.
* Rear Sealing Gasket: N/A.
* Mounting Holes Diameter: 0.26-in , 6.6mm.
* Mounting Holes B.C.D.: 14.57-in , 370.1mm.
* Depth: 6-in , 152.4 mm.
* Net Weight: 22.6 lbs, 10.25 kg.
* Shipping Weight: 24.8 lbs, 11.25 kgs.
* Materials of Construction.
* Coil Construction: Aluminum voice coil.
* Coil Former: Polyimide former.
* Magnet Composition: Ferrite magnet.
* Core Details: Vented core.
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* Basket Materials: Die-cast aluminum basket.
* Cone Composition: Paper cone.
* Cone Edge Composition: Cloth cone edge.
* Dust Cap Composition: Aluminum dust cap.