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SUBWOOFER SPECIFICATIONS
Thiele/Small Parameters
Type
Driver Size
Nominal Impedance
Frequency Response
Fs (Hz)
Re
Le
Qms
Qes
Qts
Vas
Sd
Power Handling (watts continuous)
Power Handling (watts peak)
Sensitivity (SPL at 1 watt / 1 meter)
Xmax (Linear)
Voicecoil Diameter
Mounting Depth Top Mount
Mounting Depth Bottom Mount
Mounting Diameter
Product Disposal - Certain international, national and/or local laws and/or
regulations may apply regarding the disposal of this product. For further detailed
information, please contact the retailer where you purchased this product or the
Polk Audio Importer/Distributor in your country. A listing of Polk Audio Importer/
Distributors can be found on the Polk Audio website www.polkaudio.com or by
contacting Polk Audio at 5601 Metro Drive, Baltimore, Maryland 21215, USA—
Phone: +1 410 358-3600.
18
d b : I n c r e d i b l e S o u n d , A f f o r d a b l e P r i c e
db840
db1040
DVC
subwoofer
subwoofer
8"
10"
(203.2mm)
(254mm)
dual 4 Ohm
dual 4 Ohm
30-200Hz
28-200Hz
43Hz
35Hz
3.4 Ohm/coil
3.4 Ohm/coil
3.4 Ohm/bob.
3.4 Ohm/bob.
2.47mH
5.1mH
14.1
10.4
0.62
0.66
0.59
0.62
0.55ft
3
1.07ft
15.8L
30.29L
35.65in
2
54.25in
(230cm
2
)
(350cm
180 Watts
270 Watts
360 Watts
540 Watts
85dB/series
86dB/series
0.24"
0.35"
(6.1mm)
(9.0mm)
1 1/2"
2"
(38.1mm)
(50.8mm)
4"
5 1/2"
(100mm)
(138.9mm)
4 9/16"
6 1/4"
(115.8mm)
(158.2mm)
7 1/16"
9 1/16"
(179.4mm)
(230.2mm)
db1240
DVC
DVC
subwoofer
12"
(304.8mm)
dual 4 Ohm
27-200Hz
30Hz
3.4 Ohm/coil
3.4 Ohm/bob.
5.1mH
10.4
0.49
0.50
3
2.40ft
3
67.9L
2
80.6in
2
2
)
(520cm
2
360 Watts
720 Watts
88dB/series
0.35"
(9.0mm)
2"
(50.8mm)
6"
(152.4mm)
6 3/4"
(171.4mm)
11"
(279.4mm)
)
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