DD Audio SL712-D2

DD Audio SL712-D2 Shallow Subwoofer Instruction Manual

Model: SL712-D2

Introduction

The DD Audio SL712-D2 is a 12-inch shallow-mount subwoofer designed for high-fidelity audio reproduction in compact spaces. This subwoofer is engineered to deliver powerful and accurate bass response, making it suitable for various automotive and marine applications where space is limited. This manual provides essential information for the proper installation, operation, and maintenance of your SL712-D2 subwoofer.

DD Audio SL712-D2 Shallow Subwoofer, top-down view

1-сүрөт: жогорудан ылдыйга view of the DD Audio SL712-D2 subwoofer, showcasing анын компакттуу конструкциясы жана бекем конструкциясы.

Негизги өзгөчөлүктөрү

  • Compact Cast Aluminum Frame: Provides structural rigidity and allows for shallow mounting applications.
  • 3-Inch High-Temperature Copper Voice Coil: Ensures high power handling and thermal stability.
  • Dual Layer Spiders with Integrated Tinsel Leads: Offers enhanced excursion control and durability.
  • 170mm Double Magnet Motor with Bumped Back Plate: Delivers strong motor force for dynamic bass output.
  • Free Flow Cooling Motor Vent System: Dissipates heat efficiently to maintain performance.
  • Water-Resistant Treated Non-Pressed Cone: Provides durability and consistent performance in various environments.
  • EROM Surround: Contributes to controlled excursion and extended lifespan.

Орнотуу жана орнотуу

Proper installation is crucial for optimal performance and longevity of your subwoofer. It is recommended that installation be performed by a qualified professional.

Кошумча сунуштар

The SL712-D2 is designed to perform well in both sealed and ported enclosures. Refer to the specifications section for recommended enclosure volumes.

  • Sealed Enclosure Volume: 0.7 - 1.5 cubic feet (19.8 - 42.5 Liters)
  • Ported Enclosure Volume: 1.0 - 1.75 cubic feet (28.3 - 50 Liters)

Монтаждоо

Ensure the mounting surface is rigid and free from obstructions. Use appropriate fasteners to secure the subwoofer firmly to the enclosure.

  • Монтаждоо диаметри: 11.375 дюйм (289 мм)
  • Монтаждоо тереңдиги: 5.5 дюйм (140 мм)
DD Audio SL712-D2 Shallow Subwoofer, side view showing mounting depth

2-сүрөт: Каптал view of the SL712-D2, illustrating its shallow mounting depth for installation in confined spaces.

Зымдар

The SL712-D2 features a dual 2-ohm voice coil configuration. Proper wiring to your amplifier is critical to ensure stable operation and optimal power delivery. Consult your amplifier's manual for compatible impedance loads and wiring diagrams. Common configurations include:

  • Параллелдик зымдар: Connect both 2-ohm voice coils in parallel for a 1-ohm total impedance.
  • Сериялык зымдар: Connect both 2-ohm voice coils in series for a 4-ohm total impedance.

Ар дайым өзүңүздү камсыз кылуу amplifier is stable at the chosen impedance. Incorrect wiring can damage both the subwoofer and the ampөмүрлүү.

DD Audio SL712-D2 Shallow Subwoofer, rear view терминалдар көрсөтүлүүдө

3-сүрөт: Арткы view of the SL712-D2, highlighting the dual voice coil terminals for wiring connections.

Иштөө нускамалары

Тыныгуу мезгили

Allow a break-in period of approximately 20-30 hours of normal listening before operating the subwoofer at its maximum potential. This allows the suspension components to loosen and reach their optimal compliance.

Amplifier Gain and Crossover Settings

  • Пайда орнотуулары: коюңуз amplifier gain to match the output voltage of your head unit. Avoid setting the gain too high, as this can introduce distortion and potentially damage the subwoofer.
  • Төмөн өткөрүүчү чыпка (LPF): колдонуу amplifier's low-pass filter to send only low frequencies to the subwoofer. A common starting point is 80-100 Hz, but this may vary based on your system and personal preference.
  • Үн астындагы чыпка (HPF): Эгерде сиздин amplifier has a subsonic filter, set it slightly below your enclosure's tuning frequency (for ported enclosures) or around 25-30 Hz (for sealed enclosures) to protect the subwoofer from over-excursion at very low frequencies.

Power Handling

The SL712-D2 has a continuous RMS power rating of 1000 Watts. Ensure your amplifier provides clean power within this range. Underpowering or overpowering with a clipped signal can cause damage.

Техникалык тейлөө

The DD Audio SL712-D2 is designed for durability, but proper care will ensure its long-term performance.

  • Тазалоо: Use a soft, dry cloth to gently wipe down the cone and surround. Avoid using harsh chemicals or excessive moisture.
  • Текшерүү: Periodically inspect the subwoofer for any signs of damage, such as tears in the surround or cone, or loose connections.
  • Экологиялык факторлор: Protect the subwoofer from extreme temperatures, direct sunlight, and excessive moisture. While the cone is water-resistant, prolonged exposure to water should be avoided.

Проблемаларды чечүү

If you experience issues with your SL712-D2 subwoofer, consult the following common troubleshooting steps:

  • Үн жок:
    • Бардык зым байланыштарын текшериңиз amplifier to the subwoofer and from the head unit to the ampөмүрлүү.
    • Текшериңиз ampкөтөргүч күйгүзүлүп, сигнал кабыл алынат.
    • Башкы блоктун үнү катуураак жана басаңдатылбаганын текшериңиз.
    • Текшерүү amplifier fuses and vehicle fuses.
  • Бурмаланган үн:
    • азайтыңыз ampкөтөрүүчү пайда.
    • Check for proper crossover settings; ensure the subwoofer is not playing frequencies too high for its design.
    • Verify the enclosure is sealed properly (if applicable) and free from air leaks.
    • Ensure the subwoofer is not over-excursing.
  • Алсыз басс:
    • Check wiring for correct polarity.
    • Текшерүү amplifier gain and output levels.
    • Ensure the enclosure volume matches recommendations.
    • Adjust low-pass filter settings.

If problems persist after following these steps, contact DD Audio customer support or a qualified car audio technician.

Техникалык шарттар

ПараметрНарк
Динамик өлчөмү12 дюйм
Ватт RMS1000
ИмпедансD2 (Dual 2-Ohm)
Voice Coil Diameter (VCD)3 дюйм
Поршень диаметри12 дюйм
Fs (Resonance Frequency)29 Гц
Qms (Mechanical Q)5.4
Qes (Electrical Q)0.62
Qts (Total Q)0.54
Vas (Equivalent Volume)39.2 литр
Xmech (Mechanical Excursion)40 мм
Xmax (сызыктуу экскурсия)19 мм
Frame OD (Outer Diameter)12.375 дюйм (314 мм)
Frame OD w/ Gasket12.5 дюйм (318 мм)
Монтаж Диаметри11.375 дюйм (289 мм)
Монтаждоо тереңдиги5.5 дюйм (140 мм)
Мотор диаметри6.7 дюйм (170 мм)
Motor Depth2.5 дюйм (63.5 мм)
Вуфердин жылышы0.07 CuFt (2 Liters)
Sealed Enclosure (Recommended)0.7 - 1.5 CuFt (19.8 - 42.5 Liters)
Ported Enclosure (Recommended)1.0 - 1.75 CuFt (28.3 - 50 Liters)
МатериалAluminum, Paper
Элемент Салмагы24 фунт

Кепилдик маалымат

The DD Audio SL712-D2 subwoofer comes with a 1 жылдык кепилдик from the date of purchase. This warranty covers manufacturing defects under normal use. It does not cover damage caused by improper installation, abuse, accidental damage, water damage, or unauthorized modifications.

For warranty claims, please retain your proof of purchase and contact DD Audio customer support or your authorized dealer.

Колдоо

Кошумча колдоо, техникалык жардам үчүн же view more products, please visit the official DD Audio webсайт:

www.ddaudio.com

You may also contact your authorized DD Audio dealer for local support.

© 2026 DD Audio. All rights reserved. Information subject to change without notice.

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