Description
This item is brand-new, factory sealed.
This table charts the specifications for the DELTA-12B speaker
* Nominal Basket Diameter: 12-in , 305 mm.
* Nominal Impedance: 16 Ohms.
* Power Rating:
* Watts: 400 W.
* Music Program: 800 W.
* Resonance: 58 Hz.
* Usable Frequency Range: 65 Hz – 5 kHz.
* Sensitivity: 98.3 dB.
* Magnet Weight: 56 oz..
* Gap Height: 0.375-in , 9.5 mm.
* Voice Coil Diameter: 2.5-in , 64 mm.
* Thiele & Small Parameters.
* Resonant Frequency (fs): 58 Hz.
* DC Resistance (Re): 11.4 Ohms.
* Coil Inductance (Le): 0.77m H.
* Mechanical Q (Qms): 7.04.
* Electromagnetic Q (Qes): 0.52.
* Total Q (Qts): 0.48.
* Compliance Equivalent Volume (Vas): 87 liters / 3.07 cu.ft..
* Peak Diaphragm Displacement Volume (Vd): 140 cc.
* Mechanical Compliance of Suspension (Cms): 0.23 mm/N.
* BL Product (BL): 16 T-M.
* Diaphragm Mass Inc. Airload (MMs): 32 grams.
* Efficiency Bandwidth Product (EBP): 112.
* Maximum Linear Excursion (Xmax): 2.7 mm.
* Surface Area of Cone (Sd): 519.5 cm2.
* Maximum Mechanical Limit (Xlim): 9 mm.
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Recommended Enclosure Volume;
* Sealed: 15.6-18.4 liters / 0.55-0.65 cu.ft..
* Vented: 34-68 liters / 1.2-2.4 cu.ft..
* Driver Volume Displaced: 0.079 cu.ft. / 2.25 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: 5.35-in , 135.9 mm.
* Net Weight: 11.4 lbs, 5.17 kg.
* Shipping Weight: 13.5 lbs, 6.12 kgs.
* Materials of Construction.
* Coil Construction: Copper voice coil.
* Coil Former: Polyimide former.
* Magnet Composition: Ferrite magnet.
* Core Details: Vented core.
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* Basket Materials: Pressed steel basket.
* Cone Composition: Paper cone.
* Cone Edge Composition: Cloth cone edge.
* Dust Cap Composition: Solid composition felt dust cap. [Single]
Features
Country of Origin:
United States
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