Eminence Delta Pro-18C 18" Driver 4 Ohm

Manufacturer Part Number: Delta Pro-18C Highlights Ferrite magnet Die-cast aluminum basket High power handling and efficiency Works great in smaller enclosures Eminence Delta Pro-18C 18" Driver 4 Ohm Eminence's Delta Pro-18C 18" 4 ohm speaker provides plenty of deep, clean bass output, making it perfect for compact bass guitar cabinets and PA bass bins. Its oversize top plate and large pole vent help keep the voice coil cool. Recommended enclosure size: 3.0-10.0 cu. ft. Product Specifications Nominal Diameter:18" Power Handling (RMS):500 Watts Power Handling (max):1000 Watts Impedance:4 ohms Frequency Response:35 to 200 Hz Sensitivity:94.4 dB 1W/1m Voice Coil Diameter:2.5" Magnet Weight:67 oz. Thiele-Small Parameters Resonant Frequency (Fs):27.23 Hz DC Resistance (Re):3.8 ohms Voice Coil Inductance (Le):2.65 mH Mechanical Q (Qms):13.24 Electromagnetic Q (Qes):0.32 Total Q (Qts):0.32 Compliance Equivalent Volume (Vas):17.26 ft.3 Mechanical Compliance of Suspension (Cms):0.25 mm/N BL Product (BL):16.5 Tm Diaphragm Mass Inc. Airload (Mms):136.9g Maximum Linear Excursion (Xmax):6.7 mm Surface Area of Cone (Sd):1188 cm2 Materials of Construction Cone Material:Paper Surround Material:Cloth Voice Coil Wire Material:Copper Voice Coil Former:Kapton? / Polyimide Basket / Frame Material:Cast Aluminum Magnet Material:Ferrite Mounting Information Overall Outside Diameter:18" Baffle Cutout Diameter:16.57" Depth:8.13" # Mounting Holes:8 Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion) Sealed Volume:2.94 ft.3 Sealed F3:70 Hz Vented Volume:5.97 ft.3 Vented F3:44 Hz Eminence Delta Pro-18C 18" Driver 4 Ohm Brand:Eminence Speaker Model:Delta Pro-18C Part Number:290-521 UPC:876358001163 Product Category:Pro Woofers, Subwoofers & Midrange Speakers Unit of Measure:EA Weight:20.5 lbs. California Prop 65: WARNING: Cancer and Reproductive Harm www.P65Warings.ca.gov

Long throw subwoofer for small vented cabinets. Oversize top plate and large pole vent help keep the voice coil cool. * impedance: 4 ohms * power rating: 500w * maximum power: 1000w * frequency response: 35hz -200hz * voice coil diameter: 2.5'', 63.5mm * depth: 8.13'', 207mm * coil contruction: copper voice coil * magnet composition: ferrite magnet * cone composition: paper cone * nominal basket diameter:18'', 457mm * sensitivity: 94.4 * magnet weight: 67 oz. * core details: vented and extended core * coil former: polyimide former