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Magma
The Sound That Will MOVE You...
DB-R
Subwoofers
Installation
&
DBX-R
Reference
Manual
Tremor-XR
Wwww.earthquakesound.com
Earthquake Sound Corporation, 1215 O'Brien Drive, Menlo Park, CA, 94025. Ph (650) 327-3003. Fax (650) 327-0179.

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Summary of Contents for EarthQuake Magma

  • Page 1 Magma The Sound That Will MOVE You... DB-R Subwoofers Installation & DBX-R Reference Manual Tremor-XR Wwww.earthquakesound.com Earthquake Sound Corporation, 1215 O’Brien Drive, Menlo Park, CA, 94025. Ph (650) 327-3003. Fax (650) 327-0179.
  • Page 2 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.
  • Page 3 OHM-LAW How To Wire Your Subwoofers.
  • Page 4 #1 in Sound Quality, #1 in SPL... “In sound quality and low frequency extension, the Earthquake MAGMAs excel leaving all other woofers behind” May 1999 CA&E. “With nearly 22mm of linear excursion (four times longer than other sub), and a hefty 3” 4-layer dual voice coil; the MAGMAs make sealed box bass an octave lower than any other woofer.”...
  • Page 5 DB-Street Pro www.earthquakesound.com DBR-10 DBR-12 DBR-15 15 1/4” 12 3/8” 10 1/4” 14” 11” 9 3/8” 6 1/4” 5 ½” 5 ½” VB = 2.5 ft3 VB = 0.7 ft3 VB = 1.0 ft3 FB = 45Hz FB = 45Hz FB = 45Hz #1 “SPL”...
  • Page 6 DB-Xtreme www.earthquakesound.com DBXR-8D DBXR-10D & DBXR-10 8” 10 5/8” 7 1/4” 9 3/8” 5 1/2” 6 3/8” (External Dimensions using 3/4" MDF) (External Dimensions using 3/4" MDF) Bass head design for competition Bass head design for competition 15" 14" 15 1/2" 15 1/2"...
  • Page 7 DB-Xtreme www.earthquakesound.com DBXR-12D & DBXR-12 DBXR-15D 12 5/8” 15 5/8” 11 1/8” 14” 6 3/8” 7 3/8” Bass head design for competition Bass head design for competition 16 1/2" 22" 19" 23" 16 1/2" 16" DBX12D DBX15D Passive tuned design for Passive tuned design for Drone Tuned Box Drone Tuned Box...
  • Page 8 TREMOR-Xtreme www.earthquakesound.com TremorX-8 TremorX-10 8 1/2” 10 3/8” 7 1/4” 9” 5 3/4” 5 3/4” Bass head design for competition Bass head design for competition 15" 14" 15 1/2" 15 1/2" 11" 13" TremorX8 TremorX10 Port tuned design for deep bass Port tuned design for deep bass 16"...
  • Page 9 TREMOR-Xtreme www.earthquakesound.com TremorX-15 TremorX-12 12 3/8” 15 ½” 11” 13 3/4” 6 3/8” 6 1/2” Bass head design for competition Bass head design for competition 22" 16 1/2" 19" 23" 16" 16 1/2" TremorX15 TremorX12 Passive tuned design for Passive tuned design for deep bass small volume deep bass small volume Drone Tuned Box...