EMINENCE DELTA 12B 12" , 16 OHM SPEAKER

DELTA 12B

EMINENCE DELTA 12B, 12" , 16 OHM SPEAKER.
SPECIFICATION   
Nominal Basket Diameter  12", 304.8mm
Nominal Impedance*  16 ohms
Power Rating   
Watts 400W
Music Program  800W
Resonance 58Hz
Usable Frequency Range  65Hz-5kHz
Sensitivity*** 98.3
Magnet Weight  56 oz.
Gap Height  0.375", 9.53mm
Voice Coil Diameter 2.5", 63.5mm
   
THIELE & SMALL PARAMETERS   
Resonant Frequency (fs)  58Hz 
DC Resistance (Re)  11.4
Coil Inductance (Le)  0.77mH
Mechanical Q (Qms)  7.04
Electromagnetic Q (Qes)  0.52
Total Q (Qts)  0.48
Compliance Equivalent Volume (Vas)  87 liters / 3.1 cu.ft.
Peak Diaphragm Displacement Volume (Vd)  140cc
Mechanical Compliance of Suspension (Cms)  0.23mm/N
BL Product (BL)  16.0 T-M
Diaphram Mass inc. Airload (Mms)  32 grams
Efficiency Bandwidth Product (EBP)  112
Maximum Linear Excursion (Xmax)  2.7mm
Surface Area of Cone (Sd)  519.5 cm2
Maximum Mechanical Limit (Xlim)  9.0mm
   
MOUNTING INFORMATION     
Recommended Enclosure     
Sealed 15.6-18.4 liters/0.55-0.65 cu.ft.  
Vented 34-68 liters/1.2-2.4 cu.ft.  
Overall Diameter  12.03", 305.5mm  
Baffle Hole Diameter  10.95", 278.1mm  
Front Sealing Gasket  Fitted as standard  
Rear Sealing Gasket  Fitted as standard  
Mounting Holes Diameter  0.25", 6.4mm  
Mounting Holes B.C. D.  11.59", 294.3mm  
Depth 5.35", 136mm  
Net Weight  11.4 lbs., 5.2 kg  
Shipping Weight  13.5 lbs., 6.1 kg  
     
MATERIALS OF CONSTRUCTION     
Coil Construction  Copper voice coil  
Coil Former Polyimide former  
Magnet Composition  Ferrite magnet  
Core Details  Vented core  
Basket Materials  Pressed steel basket  
Cone Composition  Paper Cone  
Cone Edge Composition  Cloth cone edge  
Dustcap Composition Solid composition felt dust cap

$ 82.50

Quantity :

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