![21iD 18 Eighteen SOUND Altoparlante Subwoofer 1800W 21" 21iD 18 Eighteen SOUND Altoparlante Subwoofer 1800W 21"](https://www.teleprodottistore.it/negozio/4587-large_default/21id-18-eighteen-sound-altoparlante-subwoofer-1800w-21.jpg)
![21iD 18 Eighteen SOUND Altoparlante Subwoofer 1800W 21" 21iD 18 Eighteen SOUND Altoparlante Subwoofer 1800W 21"](https://www.teleprodottistore.it/negozio/4587-large_default/21id-18-eighteen-sound-altoparlante-subwoofer-1800w-21.jpg)
21iD 18 Eighteen SOUND Altoparlante Subwoofer 1800W 98dB 21"
Nominal Diameter | 533 mm (21 in) |
Rated Impedance | 2 Ohm |
AES Power | 1800 W |
Program Power | 3600 W |
Peak Power | 10000 W |
Sensitivity | 94,2 dB |
Frequency Range | 29 - 1600 Hz |
Power Compression @-10dB | 180W 0,7 dB |
Power Compression @-3dB | 900W 1,3 dB |
Power Compression @Full Power | 1800W 2,2 dB |
Max Recomm. Frequency | 150 Hz |
Recomm. Enclosure Volume | 120 - 250 lt. (4,24 - 8,83 cu.ft) |
Minimum Impedance | 2 Ohm |
Max Peak To Peak Excursion | 70 mm (2,76 in) |
Voice Coil Diameter | 135 mm (5,31 in) |
Voice Coil winding material | Copper |
Suspension | Triple Roll, Polycotton |
Cone | Straight ribbed carbon fiber loaded cellulose |
Fs | 38 Hz |
Re | 1,3 Ohm |
Sd | 0,166 sq.m (257,30 sq.in) |
Qms | 5,60 |
Qes | 0,24 |
Qts | 0,23 |
Vas | 143 lt. (5,05 cu.ft) |
Mms | 489 gr. (1,08 lb) |
BL | 25,20 Tm |
Linear Mathematical Xmax | ±14 mm (±0,55 in) |
Le (1kHz) | 1,08 mH |
Overall diameter | 545 mm (21,46 in) |
N. of mounting holes and bolt | 8 |
Mounting holes diameter | 8,5 mm (0,33 in) |
Bolt circle diameter | 520 mm (20,47 in) |
Front mount baffle cutout ø | 492 mm (19,37 in) |
Rear mount baffle cutout ø | 490 mm (19,29 in) |
Total depth | 250 mm (9,84 in) |
Flange and gasket thickness | 18 mm (0,71 in) |
Net weight | 13,6 kg (29,98 lb) |
Shipping weight | 15,1 kg (33,29 lb) |
Packaging Dimensions | 570x570x290 mm (22,44x22,44x11,42 in) |
Model | Code | Info |
---|---|---|
21iD | 022212N000 | 2 Ohm |