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Eminence

DELTA PRO-12A

Šifra Proizvoda: 7268

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199 €

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DELTA PRO-12A SPECIFICATION Nominal Basket Diameter 12", 304.8mm Nominal Impedance* 8 ohms Power Rating Watts 400W Music Program 800W Resonance 51Hz Usable Frequency Range 52Hz-4.5kHz Sensitivity*** 99.2 Magnet Weight 80 oz. Gap Height 0.375", 9.53mm Voice Coil Diameter 2.5", 63.5mm THIELE & SMALL PARAMETERS Resonant Frequency (fs) 51Hz Download PDF Spec Sheet     Download PDF Cabinet Design   DC Resistance (Re) 5.71 Coil Inductance (Le) 0.84mH Mechanical Q (Qms) 7.56...

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DELTA PRO-12A    
SPECIFICATION    
Nominal Basket Diameter 12", 304.8mm
Nominal Impedance* 8 ohms
Power Rating  
Watts 400W
Music Program 800W
Resonance 51Hz
Usable Frequency Range 52Hz-4.5kHz
Sensitivity*** 99.2
Magnet Weight 80 oz.
Gap Height 0.375", 9.53mm
Voice Coil Diameter 2.5", 63.5mm
THIELE & SMALL PARAMETERS  
Resonant Frequency (fs) 51Hz
 

 

 

 

 

DC Resistance (Re) 5.71
Coil Inductance (Le) 0.84mH
Mechanical Q (Qms) 7.56
Electromagnetic Q (Qes) 0.37
Total Q (Qts) 0.35
Compliance Equivalent Volume (Vas) 81.7 liters / 2.9 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 242cc
Mechanical Compliance of Suspension (Cms) 0.21mm/N
BL Product (BL) 15.3 T-M
Diaphram Mass inc. Airload (Mms) 48 grams
Efficiency Bandwidth Product (EBP) 138
Maximum Linear Excursion (Xmax) 4.6mm
Surface Area of Cone (Sd) 532.4 cm2  
Maximum Mechanical Limit (Xlim) 13.7mm  
     
MOUNTING INFORMATION    
Recommended Enclosure    
Sealed 28-35 liters/1-1.25 cu.ft.  
Vented 31-91 liters/1.1-3.2 cu.ft.  
Overall Diameter 12.38", 314.5mm  
Baffle Hole Diameter 11.07", 281mm  
Front Sealing Gasket Fitted as standard  
Rear Sealing Gasket Fitted as standard  
Mounting Holes Diameter 0.27", 6.9mm  
Mounting Holes B.C. D. 11.57", 293.8mm  
Depth 6.22", 158mm  
Net Weight 16.3 lbs., 7.4 kg  
Shipping Weight 18 lbs., 8.2 kg  
     
MATERIALS OF CONSTRUCTION    
Coil Construction Aluminum voice coil  
Coil Former Polyimide former  
Magnet Composition Ferrite magnet  
Core Details Vented and extended core  
Basket Materials Die-cast aluminum basket  
Cone Composition Paper Cone  
Cone Edge Composition Cloth cone edge  
Dustcap Composition Solid composition paper dust cap  

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