3. Power Tuned 9515k ESP

Power Tuned 9515k ESP

2000 Watt

Power Tuned 9515k ESP

Technical Highlights

  • The Subwoofer processes 2000 Watts RMS, 8000 Watts Peak.
  • Impedance options: Dual 1 Ohm or Dual 2 Ohm.
  • Patented ferrite magnet system, aluminum die-cast basket.
  • More technical details
€1,279.00
€1,279.00 €1,279.00
2% discount with credit card

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ProductPower Tuned 9515k ESP · D1 (2x1 Ohm) / Yes

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Impedance: D1 (2x1 Ohm)
SuperCharge: Yes
Estimated delivery: Oct 9–Oct 16.
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1 year extra warranty

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Close-up of a DD Audio Power Tuned 9515k ESP subwoofer with textured cone, red logo, grooved edges, and red/black wiring; delivers powerful 2000W RMS sound.
€1,279.00
€1,279.00 €1,279.00

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Power Tuned 9515k ESP is a 15 inch (38 cm) Subwoofer from DD Audio with 2000 watts RMS power and 8000 watts peak power. The drive relies on a patented ferrite magnet system, lossless linear suspension, ribbed foam surround, aluminum die-cast basket, and a magnet protection cap with grille before the pole core drilling. Cone material is Carbon Fiber Blend Cone (CFB), the surround is designed as Vario-Density Extended Range of Motion Surround (V-ROM), the suspension as Tuned Spider System (TSS), complemented by the Super-Frame (SFrame). Impedance options: dual 1 Ohm or dual 2 Ohm. Technical specifications include a resonance frequency of 39.03 Hz, Xmax of 22 mm, and Xmech of 92 mm. Dimensions: speaker size 38.1 cm, piston diameter 35.56 cm, frame diameter 42.55 cm, installation depth 26.36 cm, motor diameter 23.65 cm, motor depth 11.75 cm. The woofer volume is 10.48 liters, recommended enclosure with port 85–170 liters. Shipping weight approx. 35 kg. SuperCharge option available.

Features
  • 15 inch (38 cm) Subwoofer
  • Impedance options: dual 1 Ohm or dual 2 Ohm
  • Carbon Fiber Blend Cone (CFB)
  • Vario-Density Extended Range of Motion Surround (V-ROM)
  • Tuned Spider System (TSS)
  • Super-Frame (SFrame)
  • Patented ferrite magnet system
  • Lossless linear suspension
  • Ribbed foam surround
  • Magnet protection cap including grille before the pole core drilling
  • Aluminum die-cast basket
  • SuperCharge option available
Technical specifications
  • RMS power: 2000 watts
  • Peak power: 8000 watts
  • Speaker size: 38.1 cm
  • Piston diameter: 35.56 cm
  • Fs (frequency): 39.03 Hz
  • Xmax (maximum stroke): 22 mm
  • Xmech (mechanical stroke): 92 mm
  • Frame diameter: 42.55 cm
  • Installation depth: 26.36 cm
  • Motor diameter: 23.65 cm
  • Motor depth: 11.75 cm
  • VCD (entry voltage): 8.51 cm
  • Woofer volume: 10.48 liters
  • Enclosure with port: 85–170 liters
  • Shipping weight: approx. 35 kg

DD Audio Custom Subwoofer – Design your own!

Our DD Audio Custom Subwoofers are not only a highlight in sound – they are built exactly to your specifications! Choose colors for the basket, dustcap, cone, and more. Additionally, a selection of logos is available to you.

Available colors for cone & dustcap:
Red
(Carbon)
Black
(Carbon)
Light Blue
(Carbon)
Blue
(Carbon)
Platinum
(Carbon)
White
(Carbon)
Yellow
(Kevlar)

Do you want more than standard? Now customize your Subwoofer and discover all options:

To the custom options

Frequently Asked Questions about Power Tuned 9515k ESP

What performance does the Power Tuned 9515k ESP Subwoofer offer?

The Power Tuned 9515k ESP Subwoofer from DD Audio provides an RMS power handling of 2000 watts and a peak power of 8000 watts. This allows for exceptional sound quality and deep, dynamic bass response. Thanks to the Supercharge option, the bass performance remains tight and clear even at high levels, without increasing the SPL value. This power is coupled with efficient use of the available energy, while maintaining thermal stability without adverse effects on the heat dissipation of the voice coil. An ideal subwoofer for discerning audio enthusiasts.

What technologies does the DD Audio 9515k ESP use for bass optimization?

The DD Audio 9515k ESP Subwoofer utilizes advanced technologies such as the carbon fiber composite cone (CFB) for an optimal strength-to-weight ratio. The Vario-Density Extended Range of Motion Surround (V-ROM) allows for precise linear control and dynamic bass. A tuned spider system (TSS) ensures specific performance characteristics such as excellent power handling and high-definition sound. Additionally, the patented ferrite magnet system and unique surround features provide smooth operation and prevent unwanted vibrations. These technologies combine to create an unparalleled listening experience.

How do the Thiele Small parameters affect the performance of the 9515k ESP?

The Thiele Small parameters significantly influence the performance of the 9515k ESP. The resonance frequency (Fs) is 39.03 Hz, providing deep bass tones. The mechanical quality (Qms) is 6.91, while the electrical quality (Qes) is 0.73. These values result in a total quality factor of 0.66 (Qts), perfectly tuned for powerful yet controlled sound. The equivalent volume (Vas) of 52.97 liters and the DC resistance (Re) of 1.9 ohms help optimize frequency response and stabilize bass reproduction at various volume levels.

How does the Supercharge option enhance the sound of the DD Audio Subwoofer?

The Supercharge option of the DD Audio Subwoofer enhances sound through a neodymium short-circuit ring that increases usable motor strength by 20-25% by redirecting lost magnetic energy back into the voice coil gap. This leads to a more efficient use of the given energy without increasing thermal stress or SPL value. The sound remains clean at high levels, as the Subwoofer utilizes the power bandwidth more efficiently. This is particularly noticeable when the music is lively and the bass needs to remain clear and direct.

What impedance options are available for the Power Tuned 9515k ESP?

The Power Tuned 9515k ESP Subwoofer offers two impedance options: Dual 1 Ohm and Dual 2 Ohm. These options allow you to tailor the load to your specific amplifier configuration and ensure compatibility with various sound system setups. Careful selection of impedance is crucial to maximize the performance and efficiency of the Subwoofer, especially under high power demands in vehicles. This flexibility makes the Subwoofer versatile for different audio applications.

What are the dimensions of the DD Audio 9515k ESP and how does that affect installation?

The DD Audio 9515k ESP is a Subwoofer with a diameter of 38 cm (15 inches). Due to its size, you must ensure that the installation location provides enough space to ensure optimal sound reproduction. A solidly anchored and well-sealed installation ensures the best possible bass reproduction without loss of sound quality. Its compact design, combined with the aluminum die-cast basket and ribbed foam surrounds, allows for easy and flexible installation even in larger vehicles. However, adjustments to the vehicle structure may be necessary.

How does the Vario-Density Surround provide better bass control in the 9515k ESP?

The Vario-Density Extended Range of Motion Surround (V-ROM) of the 9515k ESP offers unique, linear bass control through its special design. The lower density of the control ribs compared to the main body of the surround allows for stepless control. With increasing pressure, the surround provides more control, resulting in a dynamic yet precise-sounding bass. This is particularly advantageous when listening to music with very low frequencies, as a high excursion is necessary without compromising sound quality.

What role does the Tuned Spider System play in the 9515k ESP?

The Tuned Spider System (TSS) of the 9515k ESP is crucial for fine-tuning the specific performance characteristics of the Subwoofer. It ensures optimized power handling and high-definition sound, specifically tailored to the requirements of the Subwoofer. The specific parameters of the suspension system provide high mechanical control at low frequencies, ensuring consistent and precise bass reproduction. This fine-tuning offers improved sound fidelity, even in demanding activities and environments.

How is the thermal performance of the 9515k ESP Subwoofer optimized?

The thermal performance of the 9515k ESP is optimized through the use of the Super-Frame (SFrame), which acts as a secondary short-circuit ring, allowing for additional heat dissipation. The aluminum die-cast basket also contributes to effective heat dissipation, which is particularly important during prolonged operation under high load. Additionally, the magnetic protection combined with the grid structure in front of the pole core drilling provides extra protection and cooling. These structural features prevent overheating and ensure consistent performance without thermal impairment.

What materials and designs contribute to the weight and strength of the DD Audio 9515k ESP?

The DD Audio 9515k ESP is equipped with a carbon fiber composite cone (CFB) that offers an outstanding strength-to-weight ratio. This composition makes the cone both lightweight and robust, ideal for high performance. Additionally, the aluminum die-cast basket provides structural integrity and optimally supports the weight. The ribbed foam surrounds and the specifically shaped texture of the V-ROM face contour also contribute to stability while ensuring simultaneous load capacity. This choice of materials and design maximizes sound efficiency without additional mass.

Manufacturer information/responsible person

Audio Import Group
Pekka Kinnunen
Palkkitie 10
84100 Ylivieska
Finland

Contact: info@audioimport.fi

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