18"

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Displaying 1 to 3 (of 3 products)
  • 18IPAL

    18IPAL

    SpecificationsNominal diameter460 mm (18.0 in)Nominal impedance2 ΩMinimum impedance2.1 ΩNominal power handling11700 WContinuous power handling23400 WSensitivity (1W/1m)397.0 dBFrequency range32 - 1000 HzVoice coil diameter116 mm (4.5 in)Winding materialAluminiumFormer materialGlass FibreWinding depth44 mm (1.7 in)Magnetic gap depth12 mm (0.47 in)Flux density1.5 TDesignSurround shapeTriple RollCone shapeRadialMagnet materialNeodymium Inside SlugSpiderDouble SiliconePole designT-PoleWoofer cone treatmentTWP Waterproof Both SidesRecommended enclosure150.0 dm3 (5.3 ft3)Recommended tuning35 HzParameters4Fs32 HzRe1.3 ΩQes0.14 Qms4.2 Qts0.14 Vas164.0 dm3 (5.8 ft3)Sd1210.0 cm2 (187.6 in2)η₀3.3 %Xmax20.0 mmXvar15.0 mmMms330 gBl24.5 TxmLe0.65 mHEBP228 HzMounting And Shipping InfoOverall diameter460 mm (18.0 in)Bolt circle diameter443 mm (17.44 in)Baffle cutout diameter422.0 mm (16.61 in)Depth261 mm (10.28 in)Flange and gasket thickness16 mm (0.63 in)Air volume occupied by driver10.5 dm3 (0.37 ft3)Net weight16.6 kg (36.6 lb)Shipping units1Shipping weight18.6 kg (41.01 lb)Shipping box500x500x250 mm (19.7x19.7x9.8 in) 

  • 18sw115-4

    18sw115-4

    Nominal Basket Diameter 18" / 460mm Impedance 4 or 8 ohms RMS Power Rating 1,700 Watts Program Power 3,400 Watts Frequency Response 35Hz - 1.5kHz Sensitivity (1W/1m) 97dB Voice Coil Diameter 4.5" / 116mm Winding Material Copper Former Material Fiberglass Winding Depth 1.33" / 34mm Magnetic Gap Depth .55" / 14mm Flux Density 1.16T MOUNTING INFORMATION Overall Diameter 18" / 460mm Bolt Circle Diameter 17.44" / 443mm Baffle Cutout Diameter 16.6" / 422mm Depth 9.5" / 242mm Flange & Gasket Thickness .625" / 16mm No. Of Mounting Holes 8 Volume Displaced By Driver 0.3 ft3  /  10.5 Liters Net Weight 26.2 lbs./ 11.9 kg. Shipping Weight 30.6 lbs./ 13.9 kg 

  • 18TBW100-4

    18TBW100-4

    Nominal Basket Diameter 18" / 460mm Impedance 4 or 8 ohms RMS Power Rating 1,500 Watts Program Power  3,000 Watts   Frequency Response 35Hz - 1.0kHz Sensitivity (1W/1m) 96dB Voice Coil Diameter 4" / 100mm Winding Depth 1.22" / 31mm Magnetic Gap Depth .59" / 15mm Flux Density 1.15T MOUNTING INFORMATION Overall Diameter 18" / 460mm Bolt Circle Diameter 17.4" / 442mm Baffle Cutout Diameter 16.6" / 422mm Depth 9.5" / 241mm Flange & Gasket Thickness .61" / 16mm No. Of Mounting Holes 8 Net Weight 33.3 lbs./ 15.1 kg. Shipping Weight 36.6 lbs./ 16.6 kg. MATERIALS Basket Cast Aluminum Cone Waterproof Paper On Both Sides Cone Shape Radial Surround Shape Triple Roll Spider Double Silicone Pole Design T-Pole Former Material Glass Fiber Voice Coil Copper Magnet Ferrite   THIELE-SMALL PARAMETERS Resonant Frequency (fs) 35 Hz Impedance (Re) 5.3 ohms Electrical Factor(Qes) .41 Mechanical Q (Qms) 8 Total Q (Qts) .39 Compliance Equiv. Vol. (Vas) 175 Liters/6.18cu. ft. Voice Coil Overhang (Xmax) 12.0mm Reference Efficiency 1.76% BL Factor 26.4 T-M Surface Area of Cone (Sd)m2 0.1210m2 Diaphragm Mass (Mms) 245 Grams Coil Inductance (Le) 2.45mH 

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Displaying 1 to 3 (of 3 products)