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User Manual for AURA Indigo 10.D2 Subwoofer

Quick guide for the AURA Indigo 10.D2 subwoofer. Includes wiring diagrams for various impedance loads, technical specifications, installation safety tips, and package contents.

Table of contents

Quick guide from the manual

This manual provides essential installation and operation guidelines for the AURA Indigo 10.D2 subwoofer. Always ensure the device is installed in a location protected from extreme temperatures, humidity, and dust to ensure longevity and performance.

Package contents

  • Subwoofer
  • User Manual
  • Car sticker
  • Fasteners

Wiring diagrams

The subwoofer features dual voice coils, allowing for flexible configuration. You can wire the subwoofer to achieve the following impedance loads depending on your amplifier setup:

  • 4 ohm Load
  • 2 ohm Load
  • 1 ohm Load
  • 0.5 ohm Load

Technical specifications

  • Power RMS / MAX: 751 / 1501 W
  • Frequency range: 30-400 Hz
  • Sensitivity: 83.1 dB
  • Impedance: 2x2 Ohm
  • Voice coil diameter: 3" (76 mm)
  • Magnet weight: 107.6 oz (3.05 kg)
  • Resonant frequency (Fo): 37 Hz
  • Mechanical Q (Qms): 3.534
  • Electrical Q (Qes): 0.567
  • Total Q (Qts): 0.489
  • Equivalent volume (Vas): 11.9 L
  • Moving mass (Mms): 295.1 g
  • Force factor (BL): 20.7
  • DC resistance (Re): 1.9 + 1.9 Ohm
  • Effective piston area (Sd): 506 cm2
  • Compliance (Cms): 63.8
  • Efficiency (No): 0.101%
  • Xmax: 30 mm

Dimensions

The subwoofer has a total outer diameter of 276 mm and a mounting depth of 160 mm. The base diameter is 176 mm.

Physical dimensions of the subwoofer
Physical dimensions of the subwoofer

Safety precautions

  • Do not disassemble the device, as this will void the warranty.
  • Avoid installing the device in locations with high temperature, humidity, or dust.
  • Protect the device from physical impact to prevent damage.
  • Keep the device and its accessories out of reach of children.
  • Use only a dry, soft cloth for cleaning. Do not use solvents or gasoline.

Disposal information

This product is subject to WEEE Directive 2012/19/EU. Do not dispose of this electronic equipment with household waste. Please recycle according to local regulations.

Practical help

Common problems

Distortion or poor sound quality

Check all wiring connections and ensure the impedance configuration matches your amplifier's capabilities.

Subwoofer not producing sound

Verify that the amplifier is powered on and that the voice coils are correctly wired according to the provided diagrams.

Before use

  • Verify all package contents are present (Subwoofer, Manual, Sticker, Fasteners).
  • Ensure the installation location is free from high temperature, humidity, and dust.
  • Check that the subwoofer is protected from physical impact.
  • Verify the impedance configuration (4, 2, 1, or 0.5 ohm) matches your amplifier setup.

Specs in practice

RMS/MAX Power: 751/1501 W
The continuous and peak power handling capacity of the subwoofer.
Frequency Range: 30-400 Hz
The range of bass frequencies the speaker is designed to reproduce.
Sensitivity: 83.1 dB
The volume output relative to the power input.
Impedance: 2x2 Ohm
The electrical resistance of the dual voice coils.

Images and diagrams

  • Wiring Diagrams: Illustrates how to connect the dual voice coils to achieve 4, 2, 1, or 0.5 ohm loads.
  • Dimensions: Provides the physical measurements (276mm diameter, 160mm depth) required for enclosure planning.

Model compatibility

  • Ensure your amplifier is stable at the chosen impedance load (4, 2, 1, or 0.5 ohm).

Manual page author

Michael Turner

Technical manual editor

Reviews PDF manuals for structure, safety notes, and practical product details so readers can find the right information quickly.