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\nRecommended for professional audio mid-bass applications in a small sealed or medium vented enclosure.
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\nSPECIFICATION |
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\nNominal Basket Diameter |
\n12", 305 mm |
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\nNominal Impedance* |
\n8 Ω |
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\nPower Rating* |
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\nProgram Power |
\n300 W |
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\nWatts |
\n150 W |
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\nResonance |
\n49 Hz |
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\nUsable Frequency Range |
\n51 Hz - 4.3 kHz |
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\nSensitivity* |
\n95.6 dB |
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\nMagnet Weight |
\n20 oz. |
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\nGap Height |
\n0.25", 6.4 mm |
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\nVoice Coil Diameter |
\n1.5", 38 mm |
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\nTHIELE & SMALL PARAMETERS |
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\nResonant Frequency (fs) |
\n49 Hz |
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\nDC Resistance (Re) |
\n6.3 Ω |
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\nCoil Inductance (Le) |
\n0.79m H |
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\nMechanical Q (Qms) |
\n6.53 |
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\nElectromagnetic Q (Qes) |
\n0.88 |
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\nTotal Q (Qts) |
\n0.77 |
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\nCompliance Equivalent Volume (Vas) |
\n121.5 liters / 4.29 cu.ft. |
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\nPeak Diaphragm Displacement Volume (Vd) |
\n125 cc |
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\nMechanical Compliance of Suspension (Cms) |
\n0.32 mm/N |
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\nBL Product (BL) |
\n8.5 T-M |
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\nDiaphragm Mass Inc. Airload (MMs) |
\n33 grams |
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\nEfficiency Bandwidth Product (EBP) |
\n56 |
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\nMaximum Linear Excursion (Xmax) |
\n2.4 mm |
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\nSurface Area of Cone (Sd) |
\n519.5 cm2 |
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\nMaximum Mechanical Limit (Xlim) |
\n6.6 mm |
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\nMOUNTING INFORMATION |
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\nRecommended Enclosure Volume |
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\nSealed |
\n17-22.7 liters / 0.6-0.8 cu.ft. |
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\nVented |
\n56.6-113.3 liters / 2-4 cu.ft. |
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\nDriver Volume Displaced |
\n0.063 cu.ft. / 1.78 liters |
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\nOverall Diameter |
\n12.26", 311.4 mm |
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\nBaffle Hole Diameter |
\n11.06", 280.9 mm |
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\nFront Sealing Gasket |
\nYes |
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\nRear Sealing Gasket |
\nYes |
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\nMounting Holes Diameter |
\n0.25", 6.4mm |
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\nMounting Holes B.C.D. |
\n11.71", 297.4mm |
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\nDepth |
\n4.73", 120.1 mm |
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\nNet Weight |
\n5.3 lbs, 2.4 kg |
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\nShipping Weight |
\n7.4 lbs, 3.36 kgs |
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\nMATERIALS OF CONSTRUCTION |
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\nCoil Construction |
\nCopper voice coil |
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\nCoil Former |
\nPolyimide former |
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\nMagnet Composition |
\nFerrite magnet |
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\nCore Details |
\nVented and extended core |
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\nBasket Materials |
\nPressed steel basket |
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\nCone Composition |
\nPaper cone |
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\nCone Edge Composition |
\nCloth cone edge |
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\nDust Cap Composition |
\nSolid composition felt dust cap |
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