SB Acoustics SB13PFCR25-4 COAX 5'' Paper Cone Coaxial Woofer
Product Specifications
| Nominal Impedance | 4 ohms |
| DC resistence,Re | 3.2 ohms |
| Voice coil inductance,Le | 0.30 mh |
| Free air resonance,Fs | 43 Hz |
| Sensitivity(2.83V/1m) | 90 dB |
| Mechanical Q-factor,Qms | 2.26 |
| Electrical Q-factor,Qes | 0.3 |
| Total Q-factor,Qts | 0.27 |
| Moving mass incl. air,Mms | 9.1 g |
| Force factor,BI | 5.1 Tm |
| Equivalent volume, Vas | 17.0 lts |
| Compliance,Cms | 1.51 mm/n |
| Mechanical loss, Rms | 1.1 Kg/s |
| Rated power handling* | 40 W |
| Effective piston area,Sd | 89.9 cm² |
| Voice coil diameter | 25.4 mm |
| Voice coil height | 14.3 mm |
| Air gap height | 5 mm |
| Linear coil travel(p-p) | 9.3 mm |
| Magnetic flux density | 1.1 T |
| Magnetic weight | 0.36 Kg |
| Net weight | 0.93 Kg |
Frequency and Impedance Graph:
Drawing:
