SB Audience BIANCO-12OB150 12″ Open Baffle Woofer 8Ohm
Highlights:
- Proprietary cone paper material with silk cotton tree and manila pulp
- Minimum damping fiber glass voice coil former
- 2.4″ voice coil
- Long life silver lead wires
- Weather-proof coated cone paper
- Designed for open baffle applications
- Vented pole piece for reduced compression
Product Specifications:
| Nominal Impedance | 8 Ohm | 
| Minimum Impedance | 7.2Ohm | 
| AES Power Handling (1) | 150 W | 
| Maximum Power Handling (2) | 300 W | 
| Sensitivity (1W/1m) | 96 dB | 
| Frequency Range | 44 to 5550 Hz | 
| Voice Coil Diameter | 60.5 mm (2.4in) | 
| Winding Material | Copper | 
| Former Material | Till | 
| Winding Depth | 16.25 mm | 
| Magnetic Gap Depth | 8 mm (0.3 in) | 
| Flux Density | 1.89 T | 
| Magnet | Ferrite | 
| Basket Material | Stamped steel | 
| Demodulation | – | 
| Cone Surround | Double half roll with damping glue | 
| NET Air Volume filled by driver | 2.04 liters | 
| Spider Profile | Single constant height waves | 
| Weather Resistant | Yes | 
Thiele Parameters:
| Fs | 44 Hz | 
| Re | 7.2 Ohm | 
| Qes | 0.69 | 
| Qms | 6.39 | 
| Qts | 0.63 | 
| Vas | 1.3.8 liters | 
| Sd | 539.1 cm2 | 
| Xmax (4) | 6.79 mm | 
| Xdamage (5) | 18 mm | 
| Mms | 52.4 g | 
| Bl | 12.2 Tm | 
| Le | 1.18 mH | 
| Cms | 0.25 mm/N | 
| Rms | 2.26 Kg/s | 
| Eta Zero | 1.2 % | 
| EBP | 64 | 
Dimensions & Weight:
| Diameter | 305 mm (12.0 in) | 
| Bolt Circle Diameter | 294 mm (11.57in) | 
| Baffle cutout Diameter | 276mm (10.86 in) | 
| Mounting Depth | 122.5 mm (4.82 in) | 
| Net Weight | 3.6 kg (7.92 lb) | 
| Shipping Box | 354 X 354 X 182 mm | 
| Gross Weight | 4.69 Kg (10.33 lb) | 
| Flange and Gasket Thickness | 9.6 mm (0.37 in) | 
NOTES :
(1) AES standard, test made with continuous pink noise signal (6 dbcrest factor ;2hours)
(2) Maximum power is defined as 3dB greater than nominal power.
(3) Xmax=((winding depth-Magnetic gap depth)/2+(Magnetic gap depth/3)
(4) Maximum Excursion (p-p) before permanant damage.
(5) T/S parameters measured on drive units that are broken in using Klippel LPM Measurement System.








 
				



 
				
 
				
 
				
 
				
 
				
 
				
 
				
 
				
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