B&C 12 NDL 88
SPECIFICATIONS |
|
Nominal Basket Diameter | 12" / 320mm |
Impedance | 8 ohms |
AES Power Rating | 700 Watts |
Program Power | 1,400 Watts |
Frequency Response | 50Hz - 3.0kHz |
Sensitivity (1W/1m) | 98dB |
Voice Coil Diameter | 3.5" / 88mm |
Winding Material | Aluminum |
Former Material | Glass Fibre |
Winding Depth | .85" / 21mm |
Magnetic Gap Depth | .4" / 10.5mm |
Flux Density | 1.15T |
MOUNTING INFORMATION |
|
Overall Diameter | 12.4" / 315mm |
Bolt Circle Diameter | 11.73" / 298mm |
Baffle Cutout Diameter | 11.1" / 282mm |
Depth | 5.51" / 140mm |
Flange & Gasket Thickness | .51" / 13mm |
No. Of Mounting Holes | 8 |
Net Weight | 8.6 lbs./ 3.9 kg. |
Shipping Weight | 9.92 lbs./ 4.5 kg. |
THIELE-SMALL PARAMETERS |
|
Resonant Frequency (fs) | 51 Hz |
Impedance (Re) | 5.0 ohms |
Electrical Factor(Qes) | 0.29 |
Mechanical Q (Qms) | 5 |
Total Q (Qts) | 0.27 |
Compliance Equiv. Vol. (Vas) | 52 Liters/1.84cu. ft. |
Voice Coil Overhang (Xmax) | 8.0mm |
Reference Efficiency | 2.30% |
BL Factor | 19.9 T-M |
Surface Area of Cone (Sd)m2 | 0.0522m2 |
Diaphragm Mass (Mms) | 71 Grams |
Coil Inductance | 1.3mH |