| Woven Kevlar |  |
| Crossover Tuning | |
| Nautilus Tapering Tube | |
| Flowport | |
| Technical features | Nautilus™ tube loaded aluminium dome tweeter |
| | Kevlar® brand fibre cone bass / midrange |
| | Flowport™ |
| | Magnetic shielding |
| Description | 2-way vented-box system |
| Drive units | 1x ø25mm (1 in) aluminium dome high-frequency |
| | 2x ø130mm (5 in) woven Kevlar® cone bass / midrange |
| Frequency range | -6dB at 45Hz and 50kHz |
| Frequency response | 55Hz - 22kHz ±3dB on reference axis |
| Dispersion | Within 2dB of reference response |
| | Horizontal: over 20º arc |
| | Vertical: over 60º arc |
| Sensitivity | 85dB spl (2.83V, 1m) |
| Harmonic distortion | 2nd and 3rd harmonics (90dB, 1m) |
| | <1% 100Hz - 22kHz |
| | <0.5% 150Hz - 20kHz |
| Nominal impedance | 8Ω (minimum 4.3Ω) |
| Crossover frequency | 4kHz |
| Crossover Filters | 1st Order – tweeter |
| | 1st Order – bass/midrange |
| Recommended amplifier power | 25W - 120W into 8Ω on unclipped programme |
| Max. recommended cable impedance | 0.1Ω |
| Dimensions | Height: 170mm (6.7 in) |
| | Width: 438mm (17.3 in) |
| | Depth: 308mm (12.2 in) including grille and terminals |
| Net weight | 9.1kg (20.1 lb) |
