Installation booklet
Introduction Thank you for purchasing the Magma subwoofer – the world’s leading subwoofer in power, SPL and accuracy. Back in 1995, Earthquake Sound Corporation led the industry in making the world’s true extra long stroke subwoofer by unleashing the Magma subwoofer line. The Magma introduces many innovations to the audiophile community, as follows: st • 1 super wide edge surround to allow LONG EXCURSIONS • 1-1/4” spider mounting height to allow for 2.
Designs & Engineering Honors Poly-ether draw surround with thick single layer for longer life and max excursion Edge reinforced inverted dust cap for lower cone distortion 3mm stiff non-pressed fiber cone for faster response and lighter mass MAX OD spider for more spider area and more linear spring constant Patented TCT™ (Turbo Cooled Technology) forced cooled motor– in with the cold air and out with the hot air Super thick motor to assist long excursion – 2” thick PBP™ (Perforated Back Plate) that circulat
Specifications One-way, Linear Excursion: (Xmax) Efficiency (1W/1m): Effective Piston Area (Sd): DC Resistance (Re): Nominal Impedance: Power Handling (continuous): Mounting Depth: Mounting Hole Diameter: Driver Displacement: MAGMA15X 20.209 Hz 0.3219 4.7850 .3017 7.4210 ft3 210.14 liters 0.75 in 19.05 mm 89.1487 dB SPL 137.95 in2 0.089 m2 8? Dual 4? 1000W 8 in 203 mm 14 in 357 mm 0.2 ft3 5.
Year Limited Warranty Guidelines [Valid in US Mainland Only] Five (5) Year Limited Warranty: CAR AUDIO PRODUCTS Earthquake Sound warrants to the original purchaser that all Factory Sealed New Audio Products to be free of defects in material and workmanship, under normal and proper use, for a period of five (5) years from the date of purchase (as shown on the original bill of sale with serial number affixed/written on it).
Suggested Enclosure Designs Box Volume = 2.8 ft³ Box Volume = 2.8 ft³ 9” 228.6mm 15.5” 393.7mm 17” 431.8mm 3” .5” 15 mm 3.7 9 3 17” 431.8mm .5” 15 mm 3.7 9 3 20” long port 508mm 20” 6 609.6mm 24” 3” 76.2mm Sealed Box Ported/Vented Box [designed using 3/4” thick wood] [designed using 3/4” thick wood] www.earthquakesound.
Suggested Enclosure Designs 114.3mm 4.5” A A Box Volume = 4.9 ft³ 4.5” B 431.8mm 17” 15.5” 393.7mm 10.5” 266.7mm 15.5” 393.7mm 6” 152.4mm 96 B 5. 2 38 mm ” m .1m ” 9 41 6.5 1 Ported/Vented Box [designed using 3/4” thick wood] www.earthquakesound.
The sound that will MOVE you Earthquake Sound reserves the right to amend details of the specifications without notice. © Copyright - Earthquake Sound Corporation Earthquake Sound Corporation 2727 McCone Avenue. Hayward, CA 94545.
