Polk Audio DB 840 DVC specifications.

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Specification

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General characteristics Polk Audio DB 840 DVC

Type:

subwoofer

Size:

20 cm (8 in.)

The number of bands:

Power:

180 W (nominal), 360 W (maximum)

Sensitivity:

85 dB

Frequency range:

30 - 200 Hz

Impedance:

4 Ohm

Subwoofer Polk Audio DB 840 DVC

Housing:

Recommended housing:

closed box, vented, Band (Band-pass)

WOOFER Polk Audio DB 840 DVC

Number of speakers:

Dimensions:

203 mm

Cone material:

polymer-composite materials

Material suspension:

butyl rubber

Mounting depth:

116 mm

Resonance frequency (Fs):

51 Hz

Full q (Qts):

0.7

Equivalent volume (Vas):

11 l

Type of winding:

double

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