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ALPINE R-W12D4 - 30 cm R-Serijos žemų dažnių garsiakalbis 2250W max

Alpine is proud to announce the introduction of the new R-Series Subwoofer lineup that is built off the highly esteemed Type R platform. With select key design and build improvements, the R-Series Subwoofer is able to output more of that deep bass extension and control that the Type-R is known for.

Sąvybės ir specifikacijos

Diaphram

  • Material: Oversized Hairline-Textured Mica Poly Dustcap w /
  • Kevlar Reinforced Pulp Paper Cone Body
  • Design: 2-Piece Parabolic

Surround

  • Material: Injected Molded Santoprene®
  • Design: High Amplitude Multi-Roll H.A.M.R Surround Design (Patent Pending)

Spider

  • Material: Conex®
  • Design: 10 Segment High-Roll Progressive Design

Voice Coil

  • Material: 180ºC High Temp Wire on Sprial-Cut Aluminum Bobbin
  • Design: 4-Layer Dual Voice Coil

Motor Structure

  • Pole Geometry: FEA Optimized Design w/ Compound Radius Pole Geometry
  • Configuration: Radial Vented VC Heat Sink and Airflow Management System (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 Sided
  • Design: Heavy Duty 8 gauge Push with Housing, Banana Plug Jumper

Tinsel Leads

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

Gasket

  • Design: Concealed Mount Gasket System

Power Handling

  • RMS Power Handling: 750W
  • Peak Power Handling: 2250W

Dimensions

  • Mounting Depth: 162mm
  • Mounting Diameter: 275mm
  • Displacement: 0.10 cu. Ft.
  • Added Volume: 0.09 cu. ft. (Reverse Mount, Magnet Out

General

Frequency Response: 24Hz - 200Hz

Speaker specifications
Type Žemų dažnių garsiakalbis
Diameter 12" (30 cm)
Power RMS / Max 750 / 2250 W
Frequency Response 24Hz - 200Hz
Sensitivity 84.7 dB / W (1m)
Impedance 4 + 4 Ohms

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