Eighteensound 18NTLW5000 18" Subwoofer in 4 Ohm
18" Hochleistungs-Basslautsprecher für tiefreichende Wiedergabe mit hohem Wirkungsgrad sowohl in Bassreflex, als auch in Bandpass- oder Horngehäusen.
- Tetracoil technology mit zwei 4.5" Aluminium Schwingspulen.
- Verbesserte Wärmeableitung
- ruduzierte Verzerrungeswerte
General Specifications
| Nominal Diameter |
462 mm (18 in) |
| Rated Impedance |
4 Ohm |
| AES Power |
1800 W |
| Program Power |
4000 W |
| Sensitivity |
95 dB |
| Frequency Range |
30-1800Hz |
| Max Recomm. Frequency |
150 Hz |
| Recomm. Enclosure Volume |
120 ÷ 250 lt. (4.24 ÷ 8.83 cu.ft) |
| Minimum Impedance |
6.8 Ω at 25° |
| Max Peak To Peak Excursion |
60 mm (2.36 in) |
| Voice Coil Diameter |
dual 115 mm (4.53 in) |
| Voice Coil winding material |
Aluminum |
| Suspension |
Triple roll, Polycotton |
| Cone |
Curvilinear paper composite, Water, UV repellent |
Thiele Small Parameters
| Fs |
32 Hz |
| Re |
5,5 Ohm |
| Sd |
0.1156 sq.m (179.18 sq.in) |
| Qms |
8.52 |
| Qes |
0.33 |
| Qts |
0.32 |
| Vas |
176 lt. (6.22 cu.ft) |
| Mms |
295 gr. (0.65 lb) |
| BL |
31.3 Tm |
| Linear Mathematical Xmax |
±17.5 mm (±0.69 in) |
| Le (1kHz) |
1.85 mH |
| Ref. Efficiency 1W@1m (half space) |
1.7 % |
Mounting information
| Overall diameter |
462 mm (18.19 in) |
| N. of mounting holes and bolt |
8 |
| Mounting holes diameter |
8.5 mm (0.33 in) |
| Bolt circle diameter |
440 mm (17.32 in) |
| Front mount baffle cutout ø |
416 mm (16.38 in) |
| Rear mount baffle cutout ø |
422 mm (16.61 in) |
| Total depth |
310 mm (12.20 in) |
| Flange and gasket thickness |
26 mm (1.02 in) |
| Net weight |
12 kg (26.46 lb) |
