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- B&C 8FW51 - 8 ohm - Woofer
B&C 8FW51 - 8 ohm - Woofer
- Details
- Additional Information
Key Features
- 400 W continuous program power capacity
- 51 mm (2 in) copper voice coil
- 70 - 5000 Hz response
- 97 dB sensitivity
- Shorting copper cap for extended HF response
- Ventilated voice coil gap for reduced power compression
Specifications | |
| Nominal Diameter: | 200 mm (8.0 in) |
| Nominal Impedance: | 8 Ω |
| Minimum Impedance: | 7.4 Ω |
| Nominal Power Handling1: | 200 W |
| Continuous Power Handling2: | 400 W |
| Sensitivity3: | 97.0 dB |
| Frequency Range: | 70 - 5000 Hz |
| Voice Coil Diameter: | 51 mm (2.0 in) |
| Winding Material: | Copper |
| Former Material: | Kapton |
| Winding Depth: | 17.0 mm (0.65 in) |
| Magnetic Gap Depth: | 10.0 mm (0.4 in) |
| Flux Density: | 1.35 T |
Design | |
| Surround Shape: | Double Roll |
| Cone Shape: | Exponential |
| Magnet Material: | Ferrite |
| Spider: | Single |
| Pole Design: | T-Pole |
| Woofer Cone Treatment: | TWP Waterproof Both Sides |
| Recommended Enclosure: | 12.0 dm3 (0.42 ft3) |
| Recommended Tuning: | 74 Hz |
Parameters | |
| Resonance Frequency: | 74 Hz |
| Re: | 5.2 Ω |
| Qes: | 0.21 |
| Qms: | 9.3 |
| Qts: | 0.21 |
| Vas: | 12.0 dm3 (0.42 ft3) |
| Sd: | 220.0 cm2 (34.1 in2) |
| η₀: | 2.1 % |
| Xmax: | 6.0 mm |
| Xvar: | 5.0 mm |
| Mms: | 27.0 g |
| Bl: | 17.7 Txm |
| Le: | 0.56 mH |
| EBP: | 352 Hz |
Mounting And Shipping Info | |
| Overall Diameter: | 225 mm (8.8 in) |
| Bolt Circle Diameter: | 210 mm (8.3 in) |
| Baffle Cutout Diameter: | 187.0 mm (7.4 in) |
| Depth: | 100 mm (3.94 in) |
| Flange and Gasket Thickness: | 9 mm (0.35 in) |
| Air Volume Occupied by Driver: | 1.5 dm3 (0.05 ft3) |
| Net Weight: | 5.3 kg (11.6 lb) |
| Shipping Units: | 1 |
| Shipping Weight: | 5.75 kg (12.68 lb) |
| Shipping Box: | 255x255x150 mm (10.04x10.04x5.91 in) |
Service Kit | |
| RCK008FW518 | |
