EarthQuake DB-10 Installation & Reference Manual - Page 2
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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.
DB SINGLE VOICE COIL SUBWOOFER SPECIFICATIONS
DRIVER:
DB-10
Frequency Response
26Hz - 1.3k
Electrical "Q" (Qes)
0.76
Mechanical "Q" (Qms)
8.35
Total Speaker "Q" (Qts)
0.70
One way linear excursion
.75 in. / 19.05mm
Efficiency (1W/1M)
87 dB SPL
BL
11.1TM
VAS
30.5 Lit / 1.076ft
Nominal Impedance
4-Ohm
350 WRMS
Recommended Power
800 Watts MAX
2
EARTHQUAKE • DB SPECIFICATIONS
DB-12
DB-15
25Hz - 1.1k
23Hz - 1.1k
1.08
0.93
8.44
9.33
0.96
0.93
.75in. /
19.05mm
1 in. / 25.4 mm
91 dB SPL
89 dB SPL
11.2TM
12.4TM
3
3
62.2 Lit / 2.195ft
95.4 Lit / 3.367ft
4-Ohm
4-Ohm
400 WRMS
450 WRMS
1000 Watts MAX
1200 Watts MAX
CAUTION: Earthquake's DB subwoofers are
high sound pressure levels. You should exercise caution when
operating
our subwoofers and amplifiers
high levels of sound pressure will cause permanent
damage
.
Sound pressure levels exceeding 85dB can be
dangerous with constant exposure. arthquake Sound Corporation
does not assume liability for damages resulting from the direct use
of
DB or other Earthquake products
systems
at moderate listening levels
3
Specifications are subject to change without notice.
EARTHQUAKE SOUND • SUBWOOFER SPECIFICATION CHARTS
capable of generating
. Long term exposures to
hearing
E
, and urges users to play
sound
for every day use.