Mach 5 Audio IXL 18" subwoofer.

The IXL-18.2.2 rounds off the Mach 5 Audio high performance, high excursion driver line. Use the IXL-18.2.2 in Infinite Baffle configurations where ultra-low frequencies are effortlessly achieved, or in large EBS/Bass Reflex designs for home cinema/theatre. If you want to really impress folks and rivals, use the IXL-18.2.2 in a sealed configuration in your vehicle. You will be happy you did. The IXL-18.2.2 features dual 2 Ohm high temperature voice coils, a heavy cast basket and a massive bottomless motor.

Features

• High quality, ultra-low distortion, long-throw 18" subwoofer suitable for home and car audio
• Heavy 6-spoke cast basket
• 3" dual 2 Ohm voice coils (can be wired in series to produce a 4 Ohm load or in parallel for a 1 Ohm load)
  
• Thick pulp cone with heavy foam surround
• Wrap-around rubber gasket
  
• Vented pole
  
• Triple stacked motor
• 2 layer spiders
• Suitable with amplifiers of up to 1000 watts RMS
• Twelve months warranty
  

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Parameters

• Power handling: 1000 watts RMS
• Sensitivity: 89db (2.83 volts) - coils wired in series (4 Ohm nominal impedance)
  
• Impedance: 2 + 2 Ohm (DVC)
  

Dimensions

• Outside Diameter: 46.2cm (18 3/16")
• Mounting diameter: 42.4cm (16 11/16")
• Depth: 24.8cm (9 3/4")

T/S Parameters

• Fs: 17.7 hz
• Re: 3.4 ohms
• Qes: 0.39
• Qms: 5.59
• Qts: 0.37
• Mms: 434.3 grams
• Rms: 8.69 kg/s
• Cms: 0.184 mm/N
• Vas: 274.1 litres
• Sd: 1029.2cm²
• Xmax: 22mm (one way linear). Xmech is limited only to the depth of the spider landing of the basket which exceeds 30mm
  
• Cone Diameter: 36.2cm
  

Recommended Box Sizes

• Sealed: 130 litres (4.6 cu.ft.)
• Ported: 200 litres (7 cu.ft.) 19hz tuning
• EBS: 365 litres (12.88 cu.ft.) 15hz tuning