Helix PP 7W - user opinions

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Helix PP 7W

Summary: Type: subwoofer; Size: 18 cm (7 in.); The number of bands: 1; Power: 100 W (nominal), 200 watts (maximum); Sensitivity: 87 dB (W/m); Impedance: 2 Ohms; Housing: no; Recommended housing: vented; Number of speakers: 1; Dimensions: 178 mm; Mounting depth: 75 mm; Basket: cast; Material basket: aluminium; Resonance frequency (Fs): 50 Hz; F ...


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