Technical Highlights

  • Watts RMS: 300 600, Watts peak power: 1200, Impedance: D2/D4.
  • 2.5-inch high-temperature voice coil, 72oz magnet, EROM surround.
  • Three-layer flat membrane body, installation depth: 10.1cm, Xmax: 14.5mm.
  • More technical details
Regular price €249.00
Regular price €249.00 selling price €249.00
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ProductHI-DEF SL610 · D2 (2x2 Ohm)

including VAT
Impedance: D2 (2x2 Ohm)
Estimated delivery: Sep 21–Sep 28.
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Regular price €249.00
Regular price €249.00 selling price €249.00

DD Audio HI-DEF SL610 is a 10-inch (25 cm) flat subwoofer from the SL600 series with a shallow mounting depth. The suspensions are tuned for sealed and small bass reflex enclosures. Equipped with a 2.5-inch high-temperature voice coil, 72oz magnet, venting of the voice coil gap at the back plate, and EROM surround. Three-layer flat cone with a foam layer between two pulp layers. Dual-layer spider system and DD aluminum die-cast frame. RMS power 300–600 W, peak power 1200 W, impedance D2 or D4. Xmax 14.5 mm and Xmech 40 mm.

Features
  • 10-inch (25 cm) flat subwoofer
  • Shallow mounting depth
  • Suspensions tuned for sealed and small bass reflex enclosures
  • EROM surround
  • High-temperature voice coil 63.5 mm
  • Dual-layer spider system
  • Three-layer flat diaphragm body with foam and pulp layers
  • 72oz magnet
  • Venting of the voice coil gap at the back plate
  • DD aluminum die-cast frame
  • RMS power 300–600 W
  • Peak power 1200 W
  • Impedance D2 or D4
Technical Specifications
  • Fs 29 Hz
  • Qms 6.878
  • Qes 0.393
  • Qts 0.372
  • Vas 26.769
  • Xmech 40 mm
  • Xmax 14.5 mm
  • Voice coil 63.5 mm
  • Frame outer diameter 26.92 cm
  • Frame outer diameter with gasket 27.4 cm
  • Mounting diameter 23.5 cm
  • Mounting depth 10.1 cm
  • Motor diameter 16.51 cm
  • Motor depth 3.81 cm
  • Displacement of the woofer 0.84 liters
  • Shipping weight 7 kg
  • Enclosure recommendations sealed 14–28 liters
  • Enclosure recommendations bass reflex 14–35 liters

Frequently Asked Questions about HI-DEF SL610


What is the installation depth of the HI-DEF SL610?

The HI-DEF SL610 from DD Audio has an installation depth of 10.1 cm. This shallow installation depth allows the Subwoofer to be installed in compact spaces without compromising performance. Thanks to the special design that uses a three-layer flat diaphragm body, the Subwoofer remains powerful and versatile under different conditions. The flat construction is ideal for vehicles with spatial constraints and ensures that you do not have to compromise on bass quality.

What are the performance specifications of the HI-DEF SL610 Subwoofer?

The HI-DEF SL610 offers an RMS power handling of 300 to 600 watts, with a peak power of up to 1200 watts, making it a powerful Subwoofer. With an impedance of D2 or D4, it is flexible enough to be paired with various amplifiers. Especially if you enjoy listening to music loudly, the SL610 provides enough power capacity through its high-temperature voice coil to produce powerful and deep bass that enhances your sound experience.

How is the HI-DEF SL610 equipped for cooling?

The DD Audio HI-DEF SL610 is equipped with a rear coil ventilation system that ensures effective cooling of the high-temperature 2.5-inch voice coils. This cooling technique minimizes the risk of overheating during intense use, resulting in a longer lifespan for the Subwoofer and optimized performance. Ventilation is particularly important when the Subwoofer is operated in closed enclosures, where heat dissipation is critical.

What are the dimensions of the DD Audio HI-DEF SL610?

The HI-DEF SL610 has a frame outer diameter of 26.92 cm and a frame outer diameter with gasket of 27.4 cm. The mounting diameter is 23.5 cm, and the installation depth is 10.1 cm. The motor diameter is 16.51 cm with a depth of 3.81 cm. These specific dimensions ensure that you can install the Subwoofer in a variety of enclosures that meet the requirements for depth and diameter. These dimension data are important for hassle-free mounting and integration into your audio system.

In which enclosures can the HI-DEF SL610 be used?

The HI-DEF SL610 is optimal for use in closed enclosures of 14 to 28 liters as well as in bass reflex enclosures of 14 to 35 liters. The EROM surround and the three-layer flat diaphragm body ensure that the Subwoofer delivers excellent bass reproduction in both types of enclosures. This adaptability allows you to fully exploit the potential of the Subwoofer, regardless of the size or type of enclosure you choose.

What materials are used in the diaphragm body of the SL610?

The three-layer diaphragm of the HI-DEF SL610 consists of a middle layer of foam sandwiched between two layers of cellulose. This construction gives the cone lightness and stiffness, comparable to a standard cone, but in a flatter design. This material choice allows for high displacement of the diaphragm and contributes to exceptional bass performance, even under intense use. This design is ideal for consistent and dynamic sound reproduction.

How do the Thiele Small parameters affect the performance of the HI-DEF SL610?

The Thiele Small parameters of the HI-DEF SL610, such as Fs (29 Hz), Qms (6.878), Qes (0.393), Qts (0.372), and Vas (26.769 l), influence bass reproduction and adaptability in various enclosures. A low Fs allows for deep bass reproduction, while a high Qms ensures efficiency in closed enclosures. The Qts value indicates that the SL610 performs excellently in both closed and bass reflex systems. Vas affects the volume of the ideal enclosure.

What advantages does the EROM surround in the HI-DEF SL610 offer?

The EROM surround in the HI-DEF SL610 provides improved edge stability and allows for greater diaphragm displacement. This surround offers the necessary flexibility for deep bass vibrations while ensuring control and precision of the diaphragm's movements. The combination of stability and flexibility contributes to efficient performance, especially at high volumes, without compromising sound quality. This feature is crucial for producing clear, powerful bass.

How does the three-layer diaphragm cone affect the bass performance of the SL610?

The three-layer diaphragm cone of the SL610 combines compression with lightness and stiffness, resulting in excellent bass performance. The construction ensures that the Subwoofer has the necessary excursion to reproduce low frequencies accurately, similar to a full-size Subwoofer. This design improves response time and reproduction at low frequencies, making the bass sound precise and full. Even at high excursions, the cone remains intact and powerful.

What is the shrink temperature of the high-temperature voice coil of the SL610?

The high-temperature voice coil of the HI-DEF SL610 is designed to handle high power levels without distortion or overheating. The precise cooling of this voice coil ensures consistent temperature control even under intense use. With the aluminum construction and efficient ventilation system, the voice coil can operate stably even under extreme conditions, ensuring consistent sound quality with deep, clear bass. These materials are known for being durable and reliable in demanding audio environments.

Manufacturer information/responsible person

Audio Import Group
Pekka Kinnunen
Palkkitie 10
84100 Ylivieska
Finland

Contact: info@audioimport.fi

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