SB Acoustics 12CACS25-4 4'' Ceramic Woofer
Product Specifications
| Nominal Impedance | 4 ohms |
| DC resistence,Re | 3.1 ohms |
| voice coil inductance,Le | 0.26 mH |
| Free air resonance,Fs | 51 Hz |
| Sensitivity(2.83V/1m) | 88 dB |
| Mechanical Q-factor,Qms | 4.89 |
| Electrical Q-factor,Qes | 0.33 |
| Total Q-factor,Qts | 0.31 |
| Moving mass incl. air,Mms | 6.1 g |
| Force factor,BI | 4.3 Tm |
| Equivalent volume,Vas | 5.7 liters |
| Compliance,Cms | 1.60 mm/N |
| Mechanical loss,Rms | 0.4 Kg/s |
| Rated power handling* | 30W |
| Effective piston area,Sd | 50 cm² |
| Voice coil diameter | 25.4 mm |
| Voice coil height | 15 mm |
| Air gap height | 5 mm |
| Linear coil travel(p-p) | 10 mm |
| Magnetic flux density | 1.07 T |
| Magnetic weight | 0.40 Kg |
| Net weight | 0.92 Kg |
Frequency and Impedance Graph:
Drawing:
