Magma
The Sound That Will MOVE You...
DB-R
Subwoofers
Installation
&
Reference
Manual
DBX-R
Tremor-XR
Earthquake Sound Corporation, 1215 O’Brien Drive, Menlo Park, CA, 94025. Ph (650) 327-3003. Fax (650) 327-0179.
OHM-LAW
How To Wire Your Subwoofers.
MAGMA-Pro
#1inSoundQuality, #1inSPL...
“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
MAGMAsmakesealedboxbassanoctavelowerthananyotherwoofer.”
May 1999 CA&E.
MAGMA15
MAGMA12
12 1/2”
11 1/8”
15 5/16"
14"
6 3/8”
8"
16.5"
22"
19"
23"
#1
16"
16.5"
#1
Bass Heads
Bass Heads
MAGMA12
MAGMA15
6"
3"
SPL
LOW BASS
SPL
LOW BASS
SLAPS
SLAPS
TUNED
SLAPS
TUNED
SLAPS
TUNED
TUNED
V = 1.4 ft3
V = 1.1 ft3
V = 1.5 ft3
V = 2.5 ft3
FB = optimum
FB = optimum
FB = optimum
using SLAPS-15
passive radiator
FB = optimum
using SLAPS-15
passive radiator
using SLAPS-12
passive radiator
using SLAPS-12
passive radiator
SPL
NORMAL
SEALED
LOW BASS
SEALED
SPL
NORMAL
LOW BASS
SEALED
SEALED
SEALED
SEALED
V = 2.0 ft3
Q = 1.0
V = 2.5 ft3
Q = 0.9
V = 1.0 ft3
Q = 0.76
V = 1.2 ft3
Q = 0.7
V = 1.5 ft3
Q = 1.2
V = 0.8 ft3
Q = 0.81
F3 = 44Hz
Fc = 57Hz
F3 = 42Hz
Fc = 53Hz
F3 = 42Hz
Fc = 44Hz
F3 = 41Hz
Fc = 42Hz
F3 = 47Hz
Fc = 63Hz
F3 = 42Hz
Fc = 48Hz
Specifications are subject to change without notice. Dimensions shown are external Dimensions using 3/4" MDF.
DB-Street Pro
DBR-15
DBR-10
DBR-12
15 1/4”
14”
12 3/8”
11”
10 1/4”
9 3/8”
6 1/4”
5 ½”
5 ½”
VB = 2.5 ft3
FB = 45Hz
VB = 1.0 ft3
VB = 0.7 ft3
FB = 45Hz
PD = 3”
PL = 8.5”
FB = 45Hz
PD = 3”
PL = 7”
#1 “SPL”
PD = 4”
#1 “SPL”
Ported Box
#1 “SPL”
Ported Box
Ported Box
PL = 5”
VB = 4.0 ft3
FB = 35Hz
PD = 4”
PL = 4”
VB = 1.25 ft3
FB = 35Hz
VB = 1.75 ft3
FB = 40Hz
PD = 4”
#1 Low Bass
Ported Box
PD = 3” #1 Low Bass
#1 Low Bass
Ported Box
PL = 10”
Ported Box
PL = 10”
VB = 1.5 ft3
Q = 1.2
F3 = 55Hz
Sealed Box
Fc = 76Hz
VB = 0.9 ft3
Q = 1.3
F3 = 53Hz
Fc = 74Hz
VB = .75
Q = .85
F3 = 47Hz
Fc = 56Hz
#2 “SPL”
#2 Low Bass
sealed Box
#2 “SPL”
Sealed Box
4TH ORDER
Band Pass
VB = 3.0 ft3
Q = .9
VB = .8 ft3
Q = .87
F3 = 55Hz
Fc = 38Hz
VB = 1.0 ft3
#2 Low Bass
VB = 1.7 ft3
Q = .9
F3 = 45Hz
FB = 55Hz
PD = 4”
PL = 4”
F3 = 45Hz
Fc = 54Hz
Sealed Box
#2 Low Bass
Sealed Box
Fc = 57Hz
4TH ORDER
Band Pass
7TH ORDER
Band Pass
4TH ORDER
Band Pass
VB = 3.0 ft3
Q = .9
FO = 55Hz
Fc = 34Hz
VB = 3.0 ft3
VB = 1.8 ft3
Q = .95
F3 = 56Hz
Fc = 35Hz
VB = .75 ft3
VB = 2.8 ft3
FB = 30Hz
PD = 4”
VB = 1.4 ft3
FB = 55Hz
Two ports at
4” x 4” each
FB = 70Hz
PD = 4”
PL = 8”
FB = 60Hz
PD = 5”
PL = 7”
PL = 12”
Specifications are subject to change without notice. Dimensions shown are external Dimensions using 3/4" MDF.
DB-Xtreme
DBXR-10D & DBXR-10
DBXR-8D
8”
7 1/4”
10 5/8”
9 3/8”
5 1/2”
6 3/8”
(External Dimensions using 3/4" MDF)
(External Dimensions using 3/4" MDF)
#1 Bass head design for competition
#1Bass head design for competition
15"
14"
15 1/2"
15 1/2"
11"
13"
DBX8D
DBX10D
#2 Port tuned design for deep bass
16"
#2Port tuned design for deep bass
14"
11 "
15 "
Port
Port
DBX8D
DBX10D
4" diameter
8 1/2" long
3" diameter
7" long
#3Sealed design for tight bass
11 1/4 "
10"
#3 Sealed design for tight bass
11 1/4 "
12"
DBX8D
DBX10D
Specifications are subject to change without notice. Dimensions shown are external Dimensions using 3/4" MDF.
DB-Xtreme
DBXR-12D & DBXR-12
DBXR-15D
12 5/8”
11 1/8”
15 5/8”
14”
6 3/8”
7 3/8”
#1Bass head design for competition
19"
#1Bass head design for competition
16 1/2"
22"
23"
16 1/2"
16"
DBX15D
DBX12D
#1Passive tuned design for
#1Passive tuned design for
Drone Tuned Box
VB = 2 1/2 ft3
FB = optimized with
SLAPS-12 passive
Drone Tuned Box
VB = 2 1/2 ft3
FB = optimized with
SLAPS-15 passive
#2Port tuned design for deep bass
19"
#2Port tuned design for deep bass
23"
12 1/2"
13 1/2"
9"
9"
9"
#2
DBX12D
DBX15D
#3Sealed design for tight bass
14"
#3
Sealed design for tight bass
17"
15 "
10 3/4 "
DBX15D
DBX12D
Specifications are subject to change without notice. Dimensions shown are external Dimensions using 3/4" MDF.
TREMOR-Xtreme
TremorX-8
TremorX-10
8 1/2”
7 1/4”
10 3/8”
9”
5 3/4”
5 3/4”
#1Bass head design for competition
#1Bass head design for competition
15"
14"
15 1/2"
11"
15 1/2"
13"
TremorX8
TremorX10
#2Port tuned design for deep bass
#2 Port tuned design for deep bass
16"
14"
11 "
#2
15 "
Port
Port
4" diameter
TremorX10
3" diameter
7" long
TremorX8
8 1/2" long
#3 Sealed design for tight bass
#3 Sealed design for tight bass
10"
12"
11 1/4 "
11 1/4 "
TremorX8
TremorX10
Specifications are subject to change without notice. Dimensions shown are external Dimensions using 3/4" MDF.
TREMOR-Xtreme
12 3/8”
11”
TremorX-15
15 ½”
13 3/4”
TremorX-12
6 3/8”
6 1/2”
#1Bass head design for competition
#1Bass head design for competition
22"
16 1/2"
19"
23"
16"
16 1/2"
TremorX15
TremorX12
Passive tuned design for
deep bass small volume
Passive tuned design for
deep bass small volume
#1
#1
Drone Tuned Box
VB = 2 1/2 ft3
FB = optimized with
SLAPS-12 passive
Drone Tuned Box
VB = 2 1/2 ft3
FB = optimized with
SLAPS-15 passive
Port tuned design for deep bass
#2
Port tuned design for deep bass
#2
19"
23"
13 1/2"
9"
12 1/2"
9"
TremorX15
TremorX12
Sealed design for tight bass
#3
#3 Sealed design for tight bass
17"
14"
15 "
10 3/4 "
TremorX15
TremorX12
Specifications are subject to change without notice. Dimensions shown are external Dimensions using 3/4" MDF.
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