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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
$ 119.00
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