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Estimated price for Polk Audio DB 840 DVC -
71.7€ - 73.5€
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Polk Audio DB 840 DVC
Rating: 0
Number of votes: 0
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Workmanship
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Technical specifications and characteristics
General characteristics
Type: subwoofer;
Size: 20 cm (8 in.);
The number of bands: 1;
Power: 180 W (nominal), 360 W (maximum);
Sensitivity: 85 dB;
Frequency range: 30 - 200 Hz;
Impedance: 4 Ohm;
Subwoofer
Housing: no;
Recommended housing: closed box, vented, Band (Band-pass);
WOOFER
Number of speakers: 1;
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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