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WF1507 WF1807
8518900090
| Model No. | WF1507 | WF1807 |
| Nominal Diameter | 380/15 mm/inch | 460/18 mm/inch |
| Rated Impedance | 8 ohm | 8 ohm |
| Max Power | 1400 watts | 1600 watts |
| RMS Power | 700 watts | 800 watts |
| Sensitivity | 97 dB | 99 dB |
| Frequency Range | 38-3000 Hz | 45-2000 Hz |
| Effective Piston Diameter | 343/13.5 mm/inch | 405/16 mm/inch |
| Minimum Impedance | 5.5 ohm | 5.5 ohm |
| Voice Coil Diameter | 99.2/4 mm/inch | 99.2/4 mm/inch |
| Voice Coil Material | Copper | Copper |
| Voice Coil Winding Depth | 24/1.0 mm/inch | 24/1.0 mm/inch |
| Number of layers | 2 | 2 |
| Kind of layer | outside | outside |
| Top Plate Thickness | 14/0.55 mm/inch | 14/0.55 mm/inch |
| Cone Material | no pressed pulp | no pressed pulp |
| Cone Design | straight | straight |
| Surround Material | polycotton | polycotton |
| Surround Design | triple roll | triple roll |
| Model No. | WF1507 | WF1807 |
| Nominal Diameter | 380/15 mm/inch | 460/18 mm/inch |
| Rated Impedance | 8 ohm | 8 ohm |
| Max Power | 1400 watts | 1600 watts |
| RMS Power | 700 watts | 800 watts |
| Sensitivity | 97 dB | 99 dB |
| Frequency Range | 38-3000 Hz | 45-2000 Hz |
| Effective Piston Diameter | 343/13.5 mm/inch | 405/16 mm/inch |
| Minimum Impedance | 5.5 ohm | 5.5 ohm |
| Voice Coil Diameter | 99.2/4 mm/inch | 99.2/4 mm/inch |
| Voice Coil Material | Copper | Copper |
| Voice Coil Winding Depth | 24/1.0 mm/inch | 24/1.0 mm/inch |
| Number of layers | 2 | 2 |
| Kind of layer | outside | outside |
| Top Plate Thickness | 14/0.55 mm/inch | 14/0.55 mm/inch |
| Cone Material | no pressed pulp | no pressed pulp |
| Cone Design | straight | straight |
| Surround Material | polycotton | polycotton |
| Surround Design | triple roll | triple roll |