EMINENCE BLACK MOUNTAIN 12", 8OHM, 30W SPEAKER

BLACK MOUNTAIN

VINTAGE AMERICAN VOICED TONE WITH TIGHT LOWS AND WARM, SMOOTH UPPER MID EMPHASIS AND HIGHS. GREAT SINGLE NOTE LEAD TONE.

SPECIFICATION   
Nominal Basket Diameter  12", 304.8mm
Nominal Impedance*  8 ohms
Power Rating   
Watts 30W
Music Program  N/A
Resonance 69Hz
Usable Frequency Range  70Hz-5.5kHz
Sensitivity*** 101.3
Magnet Weight  35 oz.
Gap Height  0.312", 7.94mm
Voice Coil Diameter 1.75", 44.45mm
                SOUND CLIPS
THIELE & SMALL PARAMETERS          Clean    Heavy    OD
Resonant Frequency (fs)  68.58Hz  
DC Resistance (Re)  6.44  
Coil Inductance (Le)  .62 mH     
      Download PDF Spec Sheet 
 
Mechanical Q (Qms)  8.13
Electromagnetic Q (Qes)  0.53
Total Q (Qts)  0.50
Compliance Equivalent Volume (Vas)  69.64 liters / 2.46 cu.ft.
Mechanical Compliance of Suspension (Cms)  0.19 mm/N  
BL Product (BL)  12.07 T-M  
Diaphram Mass inc. Airload (Mms)  27.8 grams  
Efficiency Bandwidth Product (EBP)  129.2  
Maximum Linear Excursion (Xmax)  0.8mm  
Surface Area of Cone (Sd)  506.7 cm2  
Maximum Mechanical Limit (Xlim)  N/A  
     
MOUNTING INFORMATION     
Recommended Enclosure     
Sealed Acceptable  
Vented Acceptable  
Overall Diameter  12.26", 311.4mm  
Baffle Hole Diameter  11.06", 280.9mm  
Front Sealing Gasket  Fitted as standard  
Rear Sealing Gasket  Fitted as standard  
Mounting Holes Diameter  0.25", 6.4mm  
Mounting Holes B.C. D.  11.71", 297.4mm  
Depth 5.95", 151.1mm  
Net Weight  8.9 lbs, 4.04 kg  
Shipping Weight  11.1 lbs, 5 kg  
     
MATERIALS OF CONSTRUCTION     
Coil Construction  Copper Voice Coil  
Coil Former Paper former  
Magnet Composition  Alnico magnet  
Core Details  Non-vented Core  
Basket Materials  Pressed steel basket  
Cone Composition  Seamed Paper Cone  
Cone Edge Composition  Paper cone edge  
Dustcap Composition Treated paper dust cap

$ 269.99

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