| www.earthquakesound.com |
DBR-10
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| 10 1/4” |
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| 9 3/8” |
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¾ “ |
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| 1/4” |
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4 |
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| 4 |
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5 ½”
VB = 0.7 ft3
FB = 45Hz#1 “SPL”
PD = 3”
PL = 8.5” Ported Box
VB = 1.25 ft3
FB = 35Hz
PD = 3” #1 Low Bass
PL = 10” Ported Box
VB = .75 |
Q = .85 #2 Low Bass |
F3 = 47Hzsealed Box |
Fc = 56Hz |
4TH ORDER Band Pass
VB = 1.0 ft3 | VB = .8 ft3 |
FB = 55Hz | Q = .87 |
PD = 4” | F3 = 55Hz |
PL = 4” | Fc = 38Hz |
DBR-12
¾ “ |
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| ½” | ||
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5 |
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VB = 1.0 ft3
FB = 45Hz
PD = 3”
PL = 7”
VB = 1.75 ft3
FB = 40Hz
PD = 4” #1 Low Bass
PL = 10” Ported Box
VB = 0.9 ft3 | |
Q = 1.3 | #2 “SPL” |
F3 = 53Hz | Sealed Box |
Fc = 74Hz |
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VB = 1.7 ft3 | |
Q = .9 | #2 Low Bass |
F3 = 45Hz | |
| Sealed Box |
Fc = 57Hz | |
DBR-15
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| 15 1/4” |
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| 14” |
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6 3/4” |
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| 6 1/4” |
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| 6 1/4” |
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VB = 2.5 ft3
FB = 45Hz
PD = 4” #1 “SPL”
PL = 5” Ported Box
VB = 4.0 ft3
FB = 35Hz
PD = 4” #1 Low Bass
PL = 4” Ported Box
VB = 1.5 ft3 | |
Q = 1.2 | #2 “SPL” |
F3 = 55HzSealed Box | |
Fc = 76Hz | |
VB = 3.0 ft3 |
Q = .9 #2 Low Bass |
F3 = 45HzSealed Box |
Fc = 54Hz |
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| 7TH | ORDER |
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| Band Pass |
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VB = .75 ft3 | VB = 2.8 ft3 | |||||
FB = 70Hz | FB = 30Hz | |||||
PD = 4” | PD = 4” | |||||
PL = 8” | PL = 12” | |||||
VB = 1.4 ft3 FB = 60Hz PD = 5” PL = 7”
4TH ORDER 
Band Pass
VB = 1.8 ft3 Q = .95
F3 = 56Hz Fc = 35Hz
VB = 3.0 ft3 FB = 55Hz Two ports at 4” x 4” each
4TH ORDER Band Pass
VB = 3.0 ft3 Q = .9
FO = 55Hz Fc = 34Hz
Specifications are subject to change without notice. Dimensions shown are external Dimensions using 3/4" MDF.
