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Alpine SWR-1043D 10” Type R Subwoofer Dual 4 ohm DVC Mint/Brand New Condition £65
Here I have is a used but in excellent condition Alpine SWR-1043D Type R 10” Subwoofer Dual 4 Ohms (can be wired as 8 ohms or 2 ohms) Will come with Original Retail Box and Manual Subwoofer as you can see is in excellent condition as New, only has 1 or 2 marks which are on the magnet itself. The Cone is spotless with no marks or scratches. These brand new costs around 120 - 130 so have this at a bargain price. This subwoofer for a 10” is really powerful rated at 600 RMS so in the right built box and amp power can put many 12” subwoofers to shame. Specifications: Fs (free air resonance): 31 Hz Qts (total speaker “Q”): 0.53 Qes (electrical “Q”): 0.57 Qes (mechanical “Q”): 7.9 Vas (equivalent compliance): 0.75 ft3 (21 Litres) Xmax (linear excursion one way): 0.78 in. (20mm) Efficiency (1W/1m)*: 83 dB Sd (effective piston surface area): 332 CM² Znom (nominal impedance): 4 Ohms + 4 Ohms Pt (continuous thermal power handling) RMS: 300 - 600 RMS Mounting Depth: 5.875” Mounting Hole Diameter: 9.1” Driver Displacement: 0.080 ft3 Alpine Box Recommendations: Sealed: 0.5 - 1 cuft Ported: 1.4 cuft (possible tuning of 30 - 32 Hz) CASH ON COLLECTION - BRADFORD 8 65 OVNO - NO STUPID OFFERS!! NO SWAPS OR PART EXCHANGES LOOKING FOR A STRAIGHT CASH SALE NO TIMEWASTERS PLEASE!