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Deaf Bonce Apocalypse DB-4515R 15" (38cm) Subwoofer
SKU:  DB-4515R-D1
EAN:  4650185706646

Apocalypse DB-4515R

SKU:  DB-4515R-D1
EAN:  4650185706646

Technical Highlights

  • RMS power 4500 watts, carbon cone, ribbed surround structure.
  • Impedance 1+1 / 2+2 Ohm, SPL 87.70 / 87.80 dB.
  • Installation depth 303.5 mm, cut-out dimension 355.0 mm, weight 59.80 kg.
  • More technical details

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Impedance: D1 (2x1 Ohm)
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Apocalypse DB-4515R by Deaf Bonce

The Deaf Bonce Apocalypse DB-4515R is a 15-inch Subwoofer from the 4500 series with a 4.50-inch voice coil and 4500 Watts RMS as well as 9000 Watts Max. The carbon configuration of the cone, a ferrite magnet, a foam surround, and an aluminum frame are part of the construction. Available as DB-4515R D1 and DB-4515R D2 with impedance 1+1 Ohm and 2+2 Ohm respectively. Specified parameters include SPL 87.70 dB/87.80 dB, Fs 32.00 Hz/32.40 Hz, Qts 0.35/0.36, BL 26.20/27.90, and Vas 67.00 L/68.40 L. Xmax is 22.50 mm per direction, Xmeh is 45.00 mm. The installation depth is 303.5 mm, the cutout size is 355.0 mm, and the gross weight is 59.80 kg.

Features
  • 15-inch (38 cm) Subwoofer
  • RMS power: 4500 Watts
  • Max power: 9000 Watts
  • Voice coil: 4.50 inches (114.3 mm)
  • Cone: Carbon
  • Magnet: Ferrite
  • Surround: Foam
  • Frame: Aluminum
  • Impedance: 1+1 Ohm (D1) / 2+2 Ohm (D2)
  • Xmax: 22.50 mm per direction
  • Installation depth: 303.5 mm
  • Cutout size: 355.0 mm
  • Gross weight: 59.80 kg
Technical Specifications
  • Models: DB-4515R D1 / DB-4515R D2
  • SPL: 87.70 dB (D1) / 87.80 dB (D2)
  • Fs: 32.00 Hz (D1) / 32.40 Hz (D2)
  • Qts: 0.35 (D1) / 0.36 (D2)
  • BL: 26.20 (D1) / 27.90 (D2)
  • Vas: 67.00 L (D1) / 68.40 L (D2)
  • Xmeh: 45.00 mm (D1/D2)

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    Deaf Bonce Apocalypse DB-4515R Datasheet

    Frequently Asked Questions about Apocalypse DB-4515R


    What are the performance features of the Deaf Bonce Apocalypse DB-4515R?

    The Deaf Bonce Apocalypse DB-4515R impresses with an RMS power handling of 4500 watts and a peak power of 9000 watts. The 4.5-inch voice coil allows for high power input, while the carbon diaphragm along with the ribbed surround structure provides a significant XMAX of 22.5 mm. This design achieves an SPL of 87.70 to 87.80 dB, enabling excellent pressure levels in power transmission. The subwoofer is designed for low frequencies, with a resonance frequency range of 32 Hz, which offers even more precision thanks to a BL value of 26.20 to 27.90.

    How is the high power handling of the DB-4515R achieved?

    The DB-4515R achieves its remarkable power handling through a design that includes a 4.5-inch voice coil, which allows for enormous thermal handling. The voice coil combined with a ferrite magnet ensures that the subwoofer can withstand an impressive 4500 watts RMS without compromise. It utilizes materials such as a carbon diaphragm, which is not only lightweight but also stable, supporting extreme loads. The aluminum frame provides structural strength and ensures a long lifespan even with intense use.

    What technical specifications characterize the Apocalypse DB-4515R?

    The Apocalypse DB-4515R from Deaf Bonce is characterized by a 15-inch subwoofer size and a 4.5-inch voice coil. With a resonance frequency value of 32 Hz, it offers deep bass reproduction. The Qts values of 0.35 to 0.36 and BL of 26.20 to 27.90 reflect the high electrical quality of the subwoofer and its ability to reproduce low frequencies with power. The use of a ferrite magnet and aluminum housing in its construction provides stability and vibration absorption, complemented by the ribbed surround structure, which ensures increased XMAX and damping.

    What are the installation requirements for the Deaf Bonce DB-4515R?

    The installation of the Deaf Bonce DB-4515R requires a mounting depth of 303.5 mm and a cutout size of 355 mm to correctly integrate the Subwoofer. The user should ensure that the vehicle has sufficient space in the Subwoofer box or trunk to meet these specifications. When installing, it is important to choose the correct impedance - either 1+1 ohm or 2+2 ohm - to ensure optimal interaction with the Amplifier and to utilize the full power of the Subwoofer.

    How does the material of the cone membrane affect the performance of the DB-4515R?

    The cone membrane of the Deaf Bonce DB-4515R is made from carbon, which brings significant advantages. Carbon is known for its strength while being lightweight, allowing for faster and more efficient movement of the cone. This leads to precise reproduction and higher sensitivity with low distortion. The carbon membrane plays a key role in accelerating the cone movement and directly influences the accuracy and clarity of the sound spectrum, especially under high power demands, where stability and vibration damping are critical.

    What is the significance of the Thiele Small parameters in the Apocalypse DB-4515R?

    Thiele Small parameters, such as Qts, Fs, and BL, are crucial for understanding the acoustic behavior of the Apocalypse DB-4515R. With a Qts of 0.35 to 0.36, the Subwoofer demonstrates its high efficiency. The resonance frequency Fs of 32 Hz allows for clear reproduction of deep bass. The BL value, which ranges from 26.20 to 27.90, measures the driving force that the magnet exerts on the voice coil and indicates powerful and dynamic reproduction. Such values assist in precisely tuning the Subwoofer for different applications.

    What role does the ferrite magnet play in the DB-4515R?

    The DB-4515R uses a ferrite magnet, which plays a crucial role in the power generation of the Subwoofer. This type of magnet is known for its cost-effective and stable magnetic properties, capable of efficiently driving the large voice coil. Ferrite magnets maintain their magnetic stability through temperature and load variations, making them ideal for high-performance Subwoofers like the DB-4515R. This magnet contributes to generating the necessary magnetic force to reproduce more dynamic and powerful sounds over extended periods.

    How deep can the bass of the DB-4515R go?

    The DB-4515R, with its Fs, the resonance frequency, of 32 Hz, is capable of reproducing very deep bass. This low resonance frequency helps to accurately and dynamically represent subsonic frequencies, covering even demanding bass lines in music. Combined with a high power handling of up to 9000 watts peak power, it delivers impressive low-frequency reproduction without distortion or loss of clarity. The high XMAX of 22.5 mm allows for an extended movement of the carbon diaphragm, significantly enhancing the bass performance.

    What is the significance of the impedance in the DB-4515R and how does it change?

    The Deaf Bonce DB-4515R offers a choice between two impedance configurations: 1+1 ohm and 2+2 ohm. These options allow flexibility in integration with different amplifiers, depending on their capabilities and the desired wiring configurations. A lower total impedance enables higher power but only with suitable amplifier support, while a higher ohm value results in less heat generation and more stable performance efficiency. Choosing the right impedance is crucial to effectively utilize the load limits of the subwoofer and achieve the best sound quality.

    How does the surround structure affect the sound quality of the DB-4515R?

    The ribbed surround structure of the DB-4515R plays a significant role in sound quality by providing control and additional flexibility in diaphragm movement. This structure reduces distortion at high volumes and ensures stable movement, even with more extreme voice coil and diaphragm movements. As a result, sound fidelity and the purity of the bass sound are improved. Particularly at high volume, the ribbed surround structure offers more control over the diaphragm, resulting in a clean and precise sound image. The choice of materials in the surround also ensures durability under heavy use.

    Manufacturer information / responsible person

    Elofssons Försäljnings AB
    Björn Elofsson
    Gruvgatan 31A
    421 30 Västra Frölunda / Gothenburg
    Sweden

    Contact: support@dbakuten.se

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