Eighteen Sound 18" 1800 Watt 2 Ohm Neo Subwoofer Speaker - 18SDS

Eighteen SoundSKU: 18SDS

Price:
$ 1,499
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Description

Overview

Specifications

  • Nominal Diameter: 460 mm (18 ) 
  • Nominal Impedance: 2 OHMS 
  • AES Power (1): 1800 W 
  • Program Power (2): 3600 W 
  • Sensitivity (3): 93 dB 
  • Frequency Range: 29 to 4000 Hz 
  • Recomm. enclosure volume: 80 to 150 L (2.83 to 5.30 cu.ft) 
  • Minimum Impedance: 1.9 OHMS 
  • Max peak to peak excursion: 33 mm (1.30 in) 
  • Voice coil diameter: 135 mm (5.3 in) 
  • Voice coil winding material: CCAW 
  • Voice coil 
  • Magnetic gap: height 45 mm 
  • 18 mm (1.77 in 
  • 0.71 in) 
  • Suspension: Triple Roll, Polycotton 
  • Cone: Ribbed, Water repellent, Treated Paper 

Thiele small parameters (4) 

  • Fs: 29 Hz 
  • Re: 1.3 O
  • Sd: 1225.4 sq.cm (189.9 sq.in) 
  • Qms: 7.0 
  • Qes: 0.18 Free air Impedance curve 
  • Qts: 0.17 
  • Vas: 136 L (4.79 cu.ft) 
  • Mms: 444 g (0.98 lb) 
  • BL: 24.4 Tm 
  • Xmax: (5) +/-18 mm (+/-0.71 in) 
  • Xvar: (6) +/-15 mm (+/-0.59 in) 
  • Le: (1 kHz) 0.93 mH 
  • Ref. Efficiency (half space): 2.0 % 

Mounting informations 

  • Overall diameter: 462 mm (18.2 in) 
  • N. of mounting holes:
  • Mounting holes diameter: 8.5 mm (0.33 in) 
  • Bolt circle diameter: 440 mm (17.3 in) 
  • Baffle cutout diameter: 417 mm (16.4 in) 
  • Total depth: 237 mm (9.3 in) 
  • Flange and gasket thickness: 24 mm (0.9 in) 
  • Net weight: 18 kg (39.7 lb) 
  • Shipping weight: 18.5 kg (40.8 lb) 
  • DSS Double Silicon Spider, ISV Interleaved Sandwich Voice Coil

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