Earthquake Sound DB-12 user manual

Summary of the content on the page No. 1

Sound That Will Move You
DB Subwoofer
DB-10
Installation
DB-12
&
DB-15
Reference Manual
www.earthquakesound.com
Earthquake Sound Corporation • 2727 McCone Avenue Hayward, CA 94545 • Ph: (510) 732-1000 Fax (510) 732-1095

Summary of the content on the page No. 2

EARTHQUAKE • DB SPECIFICATIONS 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 b

Summary of the content on the page No. 3

4.84” • 123mm 5.31” 135mm 6.57” • 167mm EARTHQUAKE • DB ENCLOSURE DESIGNS W W W W W * External dimensions provided D D D D using 3/4" MDF * Enclosures are designed to play W W at 44Hz and up. H H H * Enclosure designs constructed using 3/4" MDF wood. Dual Subwoofers Sealed Recommended Ported DB-10 DB-10 Sealed DB-10 Ported DB-10 Dual Subwoofer 10.11” • 257.5mm Range: 0.6 cu. ft. - 1.25 cu. ft. Range: 0.6 cu. ft. - 1.25 cu. ft. Range: 2.0 cu. ft. - 2.5 cu. ft. 9.64” • 245mm H: 11.5" H:

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HOW TO WIRE YOUR EARTHQUAKE SUBWOOFER Series formula: WIRING Rt= R1+R2+R3+.... CONFIGURATIONS Study sample diagram below, Where R= Total system impedance Where Rt= Resistance seen by amplifier then follow charts to the left. 4-Ohm VC. If using SINGLE 2 OHM coils the total load would be 2.0 ohm If using SINGLE 4 OHM coils the total load would be 4.0 ohm Ohms 2, 4, 6, 8 If using SINGLE 6 OHM coils the total load would be 6.0 ohm 8-Ohm If using SINGLE 8 OHM coils the total load would be 8.0 ohm 4-

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EARTHQUAKE SOUND 5-YEAR LIMITED WARRANTY Five (5) year limited warranty Earthquake warrants the original purchaser that all Factory Sealed New Audio ? Product/part damaged due to poor packaging or abusive shipping conditions. Products to be free from defects in material and workmanship under normal and ? Subsequent damage to other products. 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). The

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Sound That Will Move You