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Home Archive 2016 Alpine SWR-843D

Alpine SWR-843D

Alpine SWR-843D

8" (20cm) Type-R Subwoofers (4Ω + 4Ω)

Price: 249.00BGN
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FEATURES

Diaphram

  • Material: Kevlar-Reinforced Pulp Fiber
  • Design: 2-Piece Structural Parabolic w/ H.A.M.R Surround (Patent Pending)

Surround

  • Material: Injected Molded Santoprene®
  • Design: High Amplitude Multi-Roll

Spider

  • Material: Nomex®
  • Design: Progressive

Voice Coil

  • Material: 180°C High Temp Wire on Spiral Cut Aluminum Former
  • Design: 40 mm 4-Layer Dual Voice Coil

Motor Structure

  • Pole Geometry: Compound Radius Curve (US Patent #6,639,993)
  • Configuration: Radial Vented VC Heat Sink and Airflow Management System (US Patent #7,634,101)

Frame

  • Material: Cast Aluminum
  • Design: Perimeter Vented Heat Transfer (Patent Pending), Integrated Shorting Sleeve and Airflow Management System

Terminals

  • Layout: One Side
  • Design: Heavy Duty 10 mm²  Push with Housing, Banana Plug Jumper

Tinsel Leads

  • Design: Reinforced Layer Spider Integration (Patent #6,810,988)

Gasket

  • Design: Concealed Mount Gasket System

SPECIFICATIONS

Power Handling

  • RMS Power Handling: 350 Watts
  • Peak Power Handling: 1000 Watts

Dimensions

  • Mounting Depth: 115 mm
  • Mounting Diameter: 176 mm
  • Displacement: 1.4l
  • Added Volume: 1.0l

General

  • Nominal Impedance: 4 Ohm + 4 Ohm
  • Frequency Response: 28-200 Hz
 

 

  • Maximum Power:
    1000 W
  • RMS Power:
    350 W
  • Sensitivity:
    83.5 dB/W/m
  • Mounting Depth:
    115 mm

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