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Manafacture: Earthquake Sound File size: 212.71 kb File name: Language of manual:

DBXI-15/15D #1 #1 Bass head design for competition #2 Port tuned design for deep bass #3 Sealed design for tight bass Ported box Recommendation: 3.5-4.2cu.ft. 22” 18” 22.5” 16.5” Sealed box Recommendation: 2.0-2.5cu.ft. 18” 18” 16” DBXI-15D Ported box Recommendation: 2.2-2.5cu.ft. 23” 18” 14” 9” DBXI-15D PORT (3”x12.5”x16.5”)Internal dimensionsDBXI-15D PORT (2”x16.5”x9”)Internal dimensions #4 #4 Passive tuned design for deep bass small volume VB = 2.5cu.ft. FB = optimized with SLAPS-15 passive Drone Tuned Box Specifications are subject to change without notice. EARTHQUAKE SOUND • DBXI SUBWOOFER ENCLOSURE DESIGNS Earthquake, DBXI Dear Valued Customer, Earthquake Sound Corporation, located in Hayward California at the heart of the San Francisco Bay Area; specializes in manufacturing high end car audio products ranging from the smallest titanium tweeter to the world’s largest amplifier. In its dedication to excellence, Earthquake has maintained extensive programs in research and development to provide you with the highest quality mobile audio products. This owners manual is designed to better acquaint you with Earthquake products and to guide you through all phases of system design and application. It is imperative that you read this manual in its entirety. Earthquake technicians and staff are looking forward to answering any questions you might have. CAUTION: Earthquake's DBXI subwoofers are capable of generating high sound pressure levels. You should exercise caution when operating our subwoofers and amplifiers . Long term exposures to high levels of sound pressure will cause permanent hearing damage . Sound pressure levels exceeding 85dB can be dangerous with constant exposure. Earthquake Sound Corporation does not assume liability for damages resulting from the direct use of DBXI or other Earthquake products , and urges users to play sound systems at moderate listening levels for every day use. DBXI DUAL & VOICE COIL SUBWOOFER SPECIFICATIONS DRIVER: DBXI-10 DBXI-12 DBXI-15DBXI-10D DBXI-12D DBXI-15D Free Air Resonance (Fs) 28 Hz 27 Hz 25 Hz 24 Hz 21 Hz 20 Hz Electrical “Q” (Qes) 0.497 0.497 0.45 0.45 1.13 1.14 Mechanical “Q” (Qms) 8.458 8.458 4.70 4.70 5.98 5.99 Total Speaker “Q” (Qts) 0.52 0.5 .5 .5 .45 .45 Xmax 3" / 76.2mm 3" / 76.2mm 3.5" / 88.9mm 3.5" / 88.9mm 3.5" / 88.9mm 3.5" / 88.9mm Efficiency (1W/1M) 85 dB SPL 85 dB SPL 87 dB SPL 87 dB SPL 88 dB SPL 88 dB SPL REVC 5.2 Ohm 5.2 Ohm 4.8 Ohm 4.8 Ohm 4.0 Ohm 4.0 Ohm BL 17.6TM 17.6TM 23.7TM 23.7TM 26.8TM 26.8TM VAS 21.9 Lit / .773 ft3 21.9 Lit / .773 ft3 46.4 Lit / 1.639 ft3 46.4 Lit / 1.639 ft3 91.1 3Lit / 3.217 ft 91.1 3Lit / 3.217 ft Nominal Impedance 4-Ohm Dual 4-Ohm 4-Ohm Dual 4-Ohm 4-Ohm Dual 4-Ohm Recommended Power 400 WRMS 1000 Watts MAX 400 WRMS 1000 Watts MAX 500 WRMS 1500 Watts MAX 500 WRMS 1500 Watts MAX 750 WRMS 2000 Watts MAX 750 WRMS 2000 Watts MAX EARTHQUAKE SOUND • SUBWOOFER SPECIFICATION CHARTS CAUTION: Earthquake's DBXI subwoofers are our subwoofers and amplifiers hearing d...

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