Specifications
- Model Number: SB220.1
- Nominal Diameter (mm): 220
- Power Capacity (Watt AES): 150
- Sensitivity (dB/watt/m): 86
- Frequency Range (Hz): 25-1000
- Impedance (Ohms): 4 or 8
- BL Factor: 9.5
- Voice Coil Diameter (mm): 38
- Voice Coil Material: Copper
- Maximum Excursion (mm): 30 (before damage)
- Magnet Assembly Weight (Kg): 3.6
- Effective Moving Mass (Kg): 0.044
- Compliance (M/N): 0.00038
- Volume Displaced (litres): 0.8
- Connection: 5mm solder terminals
- Chassis: Diecast Aluminium
Mounting Information
| Parameter | Measure | Unit |
| Overall Diameter | 235 | mm |
| Mounting Bolt Circle Diameter | 218 | mm |
| Number and Size of Bolts | 4 | M5 |
| Baffle Cutout Diameter | 192 | mm front mount |
| Baffle Cutout Diameter | 200 | mm rear mount |
| Depth | 108.5 | mm below front flange |
| Depth | 118 | mm total depth |
| Weight | 4.1 | Kg |
Response Curve
Thiele-Small Parameters
| Parameter | Measure | Unit |
| Fs | 39 | Hz |
| Re | 5.1 | Ohms |
| Qa | 3.95 | |
| Qe | 0.61 | |
| Qt | 0.53 | |
| Vas | 27 | litres |
| Xmax | ±14 | mm |
| Sd | 227 | cm² |
| Vd | 317 | cm³ |
| Le | 1.6 | mH |
Suggested Enclosures
| Volume(litres) | Vent Diameters(cm) | Vent Length(cm) | System Q | -3db freq(Hz) |
| 20 | Sealed – Box | 0 | 53 | |
| 35 | 5 | 14 | 10 | 36 |
Factsheet PDF
