Redcatt 181XR-X4

Speaker Spares
181XR-X4

Description

Redcatt 181XR-X4 is a subwoofer driver from the XR family, built on a patented design with a copper demodulation ring. The listing describes dual spiders with a spacer, a reinforced cone edge and a waterproof four roll surround. Its motor uses large neodymium magnets along the voice coil, with gap venting for airflow. Buy it at VMT with a GST invoice and delivery across India.

Key features

  • Subwoofer driver from the XR family
  • Neodymium magnets along the voice coil
  • Dual spiders with spacer and reinforced cone edge
  • Four roll waterproof fabric surround

Specifications

Driver typeSubwoofer driver
MagnetNeodymium
Manufacturer description
Key features:
  • Cone excursion 56mm !!Patented design.
  • 1 demodulation copper ring, powerful and innovative motor structure, innovative venting system
  • Double spider with spacer, woven-in tinsel wires, reinforced cone edge.

Design notes:
Designed based upon the 18XR, the 181XR was designed for professional audio segment. The basic characters and design concept remains the same for the 181XR. We have used newly designed 4 roll waterproof fabric surround that fully supports the high cone excursions of this incredible loudspeaker. The target was to push the envelope of possibilities. We are giving you a product that will not limit you to achieve even your wildest sub-woofer dreams. Motor Design The magnetic design incorporates large neodymium magnets placed along the voice coil winding. This has allowed us to push the cone excursion to 44mm peak to peak. Unique gap venting ensures good air circulation and greatly improves the reliability of this driver. We have also developed a new technique for manufacturing deep copper caps. The design further utilizes dual, uncommonly large, spiders, spaced with spacer, hot-pressed tinsel wires onto the top spider, reinforced cone edge, reinforced surround to cone joint, reinforced spider to basket joints, etc.

Specifications:
  • General specs
    Nominal Diameter: 18 in.
    Rated Impedance: 4 Ohm
    Power handling
    AES Power: 1,200 Watts
    Program Power: 2,400 Watts
    Voice Coil
    Diameter: 4 in.
    Winding wire: Copper
    Former: kapton
    Winding height: 22 mm
  • T/S Parameters
    Resonant frequency: 30 Hz
    Re: 3.3 ohm
    Qes: 0.24
    Qms: 13.2
    Qts: 0.23
    Vas: 195 liters
    Sd: 1,256.6 cm2
    Mms: 306 grams
    Bl: 28.3
    Le: 1.3 mH
    Sensitivity: 96.54 dB
  • Design details
    Surround Material: Fabric
    Cone material: Paper
    Spider: Nomex
    Plate thickness: 56 mm
    Peak to peak linear cone Displacement 44.4 mm
    Overall diameter: 467.6 mm
    Bolt circle diameter: 442 mm
    Baffle cutout dia.: 422 mm
    Number of mounting holes: 8
    Depth (flange to rear): 257.2 mm
    Net weight: 14.5 kg

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