Rockford Fosgate R1S4-12 12 inch subwoofer

Rockford Fosgate R1S4-12

• Condition: New
• Sale type: BTW/21%
• Warranty: Factory warranty
• Stock : 2 -4 days extra delivery time

Productinfo:

• Fibre-reinforced cone of dyed paper pulp
• Patented powder coated stamped steel frame with spider cavity venting
• Fatigue-resistant polycotton spider with integrally woven cords
• Compressed foam edge with high durability
• Laser etched aluminum dust cover
• Bumped back plate with ventilated pole piece for more thermal/mechanical load capacity
• High-quality Y30 ferrite magnet
  Integrated spring-loaded nickel-plated push terminals
• High-temp copper voice coil with aluminum molding
  Integrated ABS decorative ring
• Power handling (Watts RMS): 200 Watts RMS 400 Watts Max
• Ventilated box volume (Vb): 1.79 cu. ft. (50.6 litres)
• Sealed box volume (Vb): 1.02 cu. ft. (28.8 litres)
• Voice coil type: Single voice coil
• questions: 0.58
• Subwoofer type: Standard
• Le (mH): 2.10
• Re (Ohm): 3.5
• According to CEA-2031
• Voice coil diameter: 2.0" (50.8 mm)
• SPL (dB @ 1w/1m): 90
• Magnet weight (oz)
• 40 ounces. (1.13 kg.)
• Cutout Diameter: 285 mm (11.22 in)
• SD (cm2): 530.9
• Xmax (mm): 7.0
• Woofer displacement: 0.10 cu. ft. (2.80 litres)
• Vase (liter): 90.4
• Qms: 7.97
• Qts: 0.54
• Mounting Depth: 4.94 inches (125 mm)
• Fs (Hz): 30.5
• Size: 12"
• Nominal impedance: 4 Ohm
• Speaker connection: 12 AWG compression

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