3. 10 inch car Subwoofer
  5. 310e

310e

310e

Technical Highlights

  • Power 500 W RMS, Impedance Dual 2 Ohm/4 Ohm, 100 oz Magnet.
  • Xmax 14 mm, Voice Coil 2.5 inch, Power Handling 1500 W Peak.
  • Fiberglass-reinforced cone, efficient cooling system, 39 Hz Fs.
  • More technical details
€139.00
€139.00 €139.00
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Product310e · D2

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Impedance: D2
Estimated delivery: Sep 21–Sep 28.
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DD Audio-310e-10" (25cm) Subwoofer-masori-kaufen
€139.00
€139.00 €139.00

The DD Audio 310e is a 10-inch Subwoofer that delivers impressive, precise bass with high efficiency and moderate amplifier power. With high-quality technical upgrades, such as a 2.5 cm high-temperature voice coil and a 100 oz magnet, it achieves a power handling of 500 W RMS and 1500 W Peak. The Subwoofer is ideal for sound enthusiasts and space-saving car Hi-Fi systems that do not want to compromise on deep bass. It features dual 2 Ohm or dual 4 Ohm voice coils for flexible connection options and is designed with a fiberglass-reinforced, non-pressed paper cone that offers high stiffness and low weight.

Features

  • High-temperature voice coil with a diameter of 2.5 cm
  • 100 oz magnet for strong performance
  • Power handling of 500 W RMS and 1500 W Peak
  • 14 mm Xmax for precise bass
  • Fiberglass-reinforced paper cone
  • Higher, thicker EROM surround for more excursion
  • Dual-layer spider with integrated tinsel leads
  • Free Flow Cooling System for efficient cooling
  • New basket and motorboat design
  • Dual 2 Ohm or Dual 4 Ohm voice coil

Technical Specifications

  • Speaker size 25 cm
  • Power handling 500 W RMS / 1500 W Peak
  • Impedance Dual 2 Ohm or Dual 4 Ohm
  • Voice coil 6.35 cm
  • Fs 39 Hz
  • Qms 5.18
  • Qes 0.688
  • Qts 0.61
  • BL 25 Tm
  • Vas 11.43 l
  • Xmax 14 mm
  • Xmech 30 mm
  • Outside diameter (with gasket) 26.4 cm
  • Mounting diameter 22.7 cm
  • Installation depth 15.2 cm
  • Motor diameter 15.6 cm
  • Motor depth 6.35 cm
  • Magnet weight 100 oz
  • Woofer displacement 1.98 l
  • Recommended enclosure volume (ported) 35.4–42.5 l
  • Shipping weight 7.9 kg

Frequently Asked Questions about 310e

What distinguishes the DD Audio 310e in terms of load capacity and magnet?

Its 10-inch format makes it particularly space-saving. A high-temperature voice coil with a diameter of 2.5 cm ensures precise impulse processing, even at high levels. With 500 W RMS and 1500 W Peak, it provides sufficient power to produce deep bass even in compact car Hi-Fi configurations. The 100 oz magnet ensures a solid magnetic hold and high efficiency, resulting in powerful and distortion-free playback. Additionally, the fiberglass-reinforced paper cone contributes to low weight while maintaining high stiffness. Those who prefer dominant bass lines benefit from the 14 mm Xmax, which allows for significant excursion. The Free Flow Cooling System supports improved heat dissipation, even under intense operation.

What Thiele-Small parameters does the DD Audio 310e have and how do they affect the bass?

The specifications with Fs=39 Hz, Qms=5.18, Qes=0.688, and Qts=0.61 clarify both the resonance frequency and the interplay of mechanical and electrical damping factors. An Fs value around 39 Hz indicates that the bass driver has its optimal self-resonance in the lower frequency range. This makes it well-suited for deep bass applications in compact enclosures. A Qms of 5.18 shows moderate mechanical damping, while the Qes of 0.688 indicates controlled electrical damping. This results in a Qts of 0.61, which means a balanced oscillation behavior. The BL value of 25 Tm further emphasizes the magnetic force that ensures defined bass impulses. Vas is at 11.43 l, which facilitates precise tuning.

How does the Free Flow Cooling System affect the performance of the DD Audio 310e?

This cooling system continuously promotes airflow around the voice coil and the magnetic motor, ensuring a stable thermal environment, especially at high levels and power-intensive applications. This keeps the voice coil longer in the optimal temperature range, even when 500 W RMS or short-term 1500 W Peak are applied. This reduces the risk of thermal compression effects and stabilizes the impulse behavior of the subwoofer. At the same time, the integrated heat dissipation allows the components to be less stressed, which favors a consistent frequency response at ambitious volume levels. Especially if you enjoy listening to music loudly, you benefit from the reliable cooling that supports precise bass attacks and consistent performance over extended periods.

What is the purpose of the fiberglass-reinforced paper diaphragm in the DD Audio 310e and how does it affect the bass output?

The diaphragm consists of a non-pressed paper base that is infused with fiberglass, optimizing the ratio of stiffness to weight. This construction creates a highly durable surface that converts robust bass impulses into sound waves with minimal distortion. At the same time, the low weight allows for quick rise and fall behavior, which is essential for accurate bass reproduction. Additionally, the higher, thicker EROM surround contributes to extended excursion and supports powerful level peaks without distorting playback. This results in a clear, powerful sound character with significantly reduced distortion. The combination of a stiff diaphragm and large Xmax value is ideal for intense deep bass tuning without any disruptive dips.

What advantages does the thicker EROM surround bring to the DD Audio 310e?

The higher EROM surround generates a larger linearly usable stroke, which is particularly beneficial for your car audio system at lower frequencies. With 14 mm Xmax, the bass driver can achieve impressive diaphragm excursion without losing stability in the diaphragm guidance. This keeps the sound clean, even while moving more air volume. Furthermore, the stiffer design of this surround harmonizes with the double-layer spider, which ensures precise centering of the voice coil. Even during impulse-heavy passages, the diaphragm can be controlled in its excursion. For listeners who enjoy high levels, the distortion-free bass foundation becomes even more noticeable. A clear advantage in intense music applications.

What enclosure size is recommended for strong deep bass?

Are you unsure whether to choose a small or larger volume? According to the manufacturer, the DD Audio 310e is ideally suited for a ported enclosure between 35.4 and 42.5 liters. The smaller the volume, the tighter the bass will be, while a larger chamber often allows for more depth. However, keep in mind that the woofer displacement of 1.98 liters must also be accounted for to ensure enough space for air exchange. With a mounting depth of about 15.2 cm, you should also pay attention to sufficient enclosure depth. If you prefer particularly low-tuned frequencies, you can orient yourself towards the upper volume values to further lower the resonance frequency.

What amplifier power is optimal to safely operate the Subwoofer?

To reliably control the bass speaker, it is advisable to choose an amplifier that can deliver 500 W RMS without the risk of overload. If you aim for short-term peak levels, you must consider that 1500 W peak can be processed by the Subwoofer. Nevertheless, it is wise to plan for some headroom so that the audio signal is not constantly pushed to the limit. The DD Audio 310e can achieve impressive levels with moderate amplifier power, so an extremely powerful amplifier setup is not necessarily required. The key is clean signal transmission: distortions occur more often due to clipping than due to pure output power, which you should avoid, especially at high volumes.

What impedance options are available for installation?

When connecting to your amplifier, you can choose between Dual 2 Ohm and Dual 4 Ohm to realize different wiring options. The DD Audio 310e can be integrated quite flexibly in parallel or series operation, depending on how your amplifier should be optimally operated. For example, a dual configuration can achieve a lower total impedance to draw more power from the amplifier. Conversely, a higher resistance allows for a gentler load on the amplifier. When choosing the appropriate variant, it also matters what power potential and performance your system can provide. This creates a balanced system tuning, making complex installations easier.

How much space needs to be planned in the car for installation?

With an outer diameter of 26.4 cm including gasket and a mounting diameter of 22.7 cm, the subwoofer already requires a correspondingly sized opening in the baffle. You should ensure that there is enough area available beforehand. Additionally, there is a mounting depth of 15.2 cm, which can significantly affect the space conditions in the trunk or side paneling. The motor measures 15.6 cm in diameter and protrudes 6.35 cm to the rear. Therefore, you should measure everything carefully before cutting, as the DD Audio 310e needs a certain amount of space behind the basket. Especially if you want to utilize the full range of motion of the diaphragm, careful planning of the installation position is recommended.

What structural features does the subwoofer have?

The manufacturer relies on a renewed basket and motorboat design that allows for improved stability and increased airflow in the motor area. Additionally, the construction features a double-layer spider, in which the tinsel leads are directly integrated. This setup ensures consistent alignment of the voice coil, supporting consistent power delivery. The 2.5 cm high-temperature voice coil also contributes to thermal robustness at high volumes. With 14 mm Xmax, even low frequencies can be reproduced accurately. All these construction features of the DD Audio 310e are designed to deliver maximum performance in a compact format while ensuring precise bass reproduction.

Manufacturer information/responsible person

Audio Import Group
Pekka Kinnunen
Palkkitie 10
84100 Ylivieska
Finland

Contact: info@audioimport.fi

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