| Woven Kevlar |  |
|---|
| Crossover Tuning |  |
| Nautilus Tapering Tube |  |
| Flowport |  |
| Mushrooms | |
| FST | |
| Tweeter on Top | |
| Matrix | |
| Rohacell | |
| Diamond Tweeters | |
| Sphere / Tube Enclosure | |
| De-Coupling | |
| Nautilus | |
| Technical features | Nautilus™ tube loaded aluminium dome tweeter |
| Kevlar® brand fibre cone bass/midrange |
| Flowport™ |
| Description | 2-way vented-box system |
| Drive units | 1x ø25mm (1 in) aluminium dome high-frequency |
| 1x ø165mm (6.5 in) woven Kevlar® cone bass / midrange |
| Frequency range | -6dB at 42Hz and 50kHz |
| Frequency response | 49Hz - 22kHz ±3dB on reference axis |
| Dispersion | Within 2dB of reference response |
| Horizontal: over 60º arc |
| Vertical: over 10º arc |
| Sensitivity | 88dB spl (2.83V, 1m) |
| Harmonic distortion | 2nd and 3rd harmonics (90dB, 1m) |
| <1% 100Hz - 22kHz |
| <0.5% 150Hz - 20kHz |
| Nominal impedance | 8Ω (minimum 3.7Ω) |
| Crossover frequency | 4kHz |
| Crossover filters | 1st Order – tweeter |
| 1st Order – bass/midrange |
| Recommended amplifier power | 25W - 100W into 8Ω on unclipped programme |
| Max. recommended cable impedance | 0.1Ω |
| Dimensions | Height: 340mm (13.4 in) |
| Width: 198mm (7.8 in) |
| Depth: 331mm (12.3 in) |
| Net weight | 7.0kg (15.4 lb) |
| Finishes | Black Ash Vinyl |
| Light Oak Vinyl (not available in US/Canada) |
| Red Cherry Vinyl |
| Wengé Vinyl |