3. VO-XN305

VO-XN305

VO-XN305

Technical Highlights

  • 200 W RMS power, 400 W peak power, 2 Ohm impedance.
  • 38 mm voice coil, frequency range 120-20,000 Hz, Fs 150 Hz.
  • Qms 11.73, Qes 0.74, Qts 0.70, Vas 5.7 liters, sound pressure 93/104 dB.
  • More technical details
€279.00
€279.00 €279.00
2% discount with credit card

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ProductVO-XN305 · S2

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Impedance: S2
Estimated delivery: Sep 30–Oct 7.
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DD Audio-VO-XN305-5" (13cm) Koaxial-Lautsprecher-masori-kaufen
€279.00
€279.00 €279.00

The VO-XN305 from DD Audio is a 130 mm coaxial speaker that impresses with clear highs and powerful sound in a compact format. With a dual neodymium magnet system, it guarantees high efficiency and minimal distortion, making it ideal for small enclosures and loud environments. The waterproof, ultra-light membrane performs well under various weather conditions, while the built-in 4th Gen B1 compression driver ensures crystal-clear highs. Thanks to its compact dimensions, the VO-XN305 can be easily integrated into motorcycles, boats, and other demanding installation environments with an installation depth of only 64 mm. With a rated power of 200 W RMS and a music power of 400 W peak, this speaker is a robust choice for everyday and demanding sound upgrades.

Features

  • Dual neodymium magnet system for high efficiency
  • Waterproof membrane for various weather conditions
  • Compact installation depth of 64 mm
  • Crystal-clear highs up to 20 kHz through the 4th Gen B1 compression driver
  • Robust and ideal for demanding installation environments

Technical Specifications

  • Rated power RMS 200 W
  • Music power peak 400 W
  • Impedance 2 Ohm Single Voice Coil
  • Voice coil 38 mm
  • Frequency range 120 – 20,000 Hz
  • Fs 150 Hz
  • Qms/Qes/Qts 11.73 / 0.74 / 0.70
  • Vas 5.7 liters
  • Sound pressure (Woofer/Tweeter) 93 dB / 104 dB
  • Mounting diameter 115 mm
  • Installation depth 64 mm

Frequently Asked Questions about VO-XN305

What characterizes the high-frequency range of the DD Audio VO-XN305?

The integrated 4th Gen B1 compression driver produces a clean high frequency with low distortion, which is crucial for clear playback at high volumes. The dual neodymium magnet system creates improved power distribution, efficiently driving the compression driver. Thanks to the waterproof, ultra-light membrane, the high-frequency signal remains well-defined even in the presence of moisture or temperature fluctuations. The combination of the compression driver and woofer ensures a wide frequency response up to 20,000 Hz, providing brilliant highs. This coaxial system creates a dynamic sound image, highlighting vocals and fine instrumental details. If you prefer high-resolution audio tracks, you will benefit from this detailed high-frequency reproduction.

How does this coaxial system cover the frequency range from 120 to 20,000 Hz, and why do high and low-frequency components particularly benefit from the waterproof membrane?

The VO-XN305 operates with a special design where the woofers and compression drivers are optimally matched to reproduce the entire frequency range from 120 to 20 kHz cleanly. The lower cutoff frequency is around 120 Hz, ensuring clearly defined bass impulses without a muddy sound. The integrated compression driver reliably handles high frequencies up to 20,000 Hz, making voices and instruments sound particularly brilliant. At the same time, the waterproof membrane provides additional protection in daily use, as dirt or moisture hardly penetrate the speaker system. Especially in environments with changing conditions, the sound quality remains stable and precise.

How loud can the VO-XN305 get when utilizing an RMS power of 200 W?

The combination of a rated power of 200 W RMS and a music power of 400 W Peak allows for significant sound pressure reserves, which impress even in loud environments such as on motorcycles or in open boat concepts. With an efficiency of 93 dB (Woofer) and 104 dB (Tweeter), a stable dynamics can be achieved even at higher levels with appropriate amplifier power. The sound signature remains relatively distortion-free even at high output, thanks to the optimized magnetic structure and the compact 38 mm voice coil. This construction efficiently directs the kinetic energy of the diaphragm, allowing for crisp impulses without unwanted clipping.

What technical advantages does the double neodymium magnet system offer in terms of efficiency and distortion?

The double neodymium magnet system in the DD Audio VO-XN305 generates a strong magnetic field that stabilizes the drive in both the low and high frequency ranges. The increased flux density allows for controlled movement of the voice coil and diaphragm, improving resonance behavior and reducing distortion. Neodymium is also very lightweight, minimizing the overall weight of the coaxial speaker and simplifying installation handling. Thanks to the efficient power distribution, the speaker can produce loud and clean levels even at moderate amplifier power. In particular, the compression driver benefits from the precise magnetic field guidance, as its diaphragm movement remains optimally linearized, resulting in clear and detailed high frequencies.

Can the VO-XN305 also be used in demanding installation environments such as motorcycles or boats?

This compact speaker is designed for environments with challenging space and weather conditions. The waterproof, ultra-light diaphragm withstands moisture, splashes, and occasional temperature fluctuations, making it advantageous for outdoor areas or open vehicle concepts. With a low installation depth of only 64 mm and a mounting diameter of 115 mm, the coaxial system fits into tight cavities without requiring significant modifications to the vehicle trim. Additionally, the 2-ohm voice coil represents an effective impedance to operate common amplifiers efficiently. The robust construction of the compression driver and the neodymium magnet system ensures that even vibrations on uneven roads or waves do not affect the sound quality.

What parameters must be considered when installing the compact speaker, particularly regarding installation depth and mounting diameter?

The VO-XN305 has an installation depth of only 64 mm. This is helpful if you have limited space in your motorcycle or boat enclosure. At the same time, the mounting cutout with a diameter of 115 mm requires careful planning when cutting or adjusting existing openings. Especially if you want to replace larger speakers, the lower installation depth can be a significant advantage because the rear components take up less space. Additionally, you should check if the 2-ohm impedance is compatible with your amplifier. The sound pressure level of 93 dB (woofer) and 104 dB (tweeter) indicates that the system can operate efficiently and loudly with proper installation, thanks to its dual neodymium magnet system.

What role does the installation situation play for the DD Audio VO-XN305 regarding diaphragm load?

The diaphragm load strongly depends on how much air volume is available behind the speaker and which surfaces nearby affect the sound behavior due to reflections. With an installation depth of 64 mm and a Vas of 5.7 liters, certain acoustic parameters arise that are relevant for bass reproduction. Accordingly, an optimal enclosure design or installation situation can support or attenuate the range below the resonance frequency of 150 Hz. Additionally, it must be considered that the compression driver, with its high efficiency, delivers tight and precise high-frequency reproduction. This creates a complex sound radiation that requires adjusted placement and orientation for a homogeneous sound image.

How does the coaxial system behave in the transition area between the woofer and compression driver when specifically targeting the frequency range from 120 Hz to 20 kHz?

In the VO-XN305, the 130 mm woofer handles frequencies up to the mid-range, before the integrated 4th Gen B1 compression driver seamlessly takes over the highs above approximately 1.5 to 2 kHz. This transition works very smoothly due to the precise tuning of the dual neodymium magnet system, minimizing audible dips in the midrange. At the same time, the water-repellent diaphragm ensures interference-free playback, so that neither splashes nor weather influences distort the transition. The coaxial principle provides pinpoint sound radiation, achieving the frequency response up to 20 kHz without separate components. This gives you a powerful speaker that covers the entire listening range solidly during driving or boating.

How exactly does the compact design of the DD Audio VO-XN305 contribute to adaptation in small enclosures?

The compact format with a mounting depth of 64 mm allows for space-saving integration even in tight fittings, which can be crucial for motorcycles, boat configurations, or small devices. Here, the dual neodymium magnet plays a key role, as it generates a high magnetic field strength in a small space. The waterproof and ultra-light diaphragm is designed to require no excessive installation space while still maintaining sufficient stability. The single voice coil architecture with 2 Ohm impedance also optimizes the amplifier load. All together, this ensures a balanced relationship between level, size, and load capacity, allowing you to achieve powerful sound despite limited enclosure volumes.

Which Thiele-Small parameters influence sound pressure at medium to high levels, and why is the 38 mm diameter voice coil so crucial?

In the VO-XN305, Fs at 150 Hz, Qms at 11.73, Qes at 0.74, and Qts at 0.70 are the central parameters that define the oscillation behavior and efficiency in the bass and low midrange. A high Qms value indicates that mechanical losses are low, while a moderate Qes value illustrates the electromagnetic damping behavior. Together, this results in a Qts that suggests a balanced compromise between deep bass and good efficiency. The 38 mm voice coil also offers greater thermal load capacity, which is advantageous during sustained loud playback. Additionally, the better heat dissipation reduces the risk of overheating, keeping your sound signal stable for longer.

Manufacturer information/responsible person

Audio Import Group
Pekka Kinnunen
Palkkitie 10
84100 Ylivieska
Finland

Contact: info@audioimport.fi

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