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  5. VO-B3A

VO-B3A

1 review

100 Watt

VO-B3A

1 review

Technical Highlights

  • Peak performance: 150 Watts, impedance: 4 Ohms, frequency: 3k-20k Hz.
  • Efficiency: 106 dBSPL, voice coil diameter: 25.4mm.
  • Enclosure CNC-manufactured, sound opening: 110 degrees, heat sink aluminum.
  • More technical details
€139.00
€139.00 €139.00
2% discount with credit card

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ProductVO-B3A

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Two black, cylindrical metal DD Audio VO-B3A Bullet Tweeters with funnel-like centers sit side by side on a white background.
€139.00
€139.00 €139.00

VO-B3A Horn Tweeter by DD Audio from the Bullet Tweeter Series, designed for mobile use. CNC-machined housing, horn driver with wide dispersion and a radiation angle of up to 110 degrees. Replaceable titanium diaphragm, neodymium motor, and anodized aluminum heat sink. Protective mesh grille and push terminal speaker connections. Frequency protection circuit with 12 dB high-pass on the cable. Two mounting options. 100 Watts RMS, 150 Watts peak power, 4 Ohm impedance, 106 dB SPL efficiency, 25.4 mm voice coil diameter, 3 kHz to 20 kHz frequency response, 42.8 mm installation diameter, and 34.9 mm mounting depth.

Features
  • Horn Tweeter
  • CNC-machined housing
  • Radiation angle up to 110 degrees
  • Replaceable titanium diaphragm
  • Two mounting options
  • Neodymium motor
  • Anodized aluminum heat sink
  • Protective mesh grille
  • Push terminal speaker connections
  • Horn driver with wide dispersion
  • Frequency protection circuit with 12 dB high-pass on the cable
Technical Specifications
  • Series: VO-B3A Bullet Tweeter Series
  • RMS power: 100 Watts
  • Peak power: 150 Watts
  • Impedance: 4 Ohm
  • Efficiency: 106 dB SPL
  • Voice coil diameter: 25.4 mm
  • Frequency response: 3 kHz – 20 kHz
  • Installation diameter: 42.8 mm
  • Mounting depth: 34.9 mm
  • Radiation angle: up to 110 degrees

Frequently Asked Questions about VO-B3A

What are the performance specifications of the VO-B3A?

The VO-B3A has an RMS power of 100 watts and a peak power of 150 watts. Its high performance makes it ideal for applications that require loud and precise high-frequency reproduction. With a voice coil diameter of 25.4 mm and an impedance of 4 ohms, it allows for efficient power usage. Especially in mobile sound systems, the VO-B3A offers an impressive efficiency of 106 dBSPL and a frequency response of 3k to 20k Hz, ensuring that high frequencies are reproduced clearly and in detail.

What are the specific mounting options for the VO-B3A?

The VO-B3A Tweeter offers two convenient mounting options to ensure flexibility in mobile use. With a mounting diameter of 42.8 mm and a mounting depth of 34.9 mm, this Bullet Tweeter can be easily integrated into various enclosures or surfaces. These dimensions allow for seamless installation, which is particularly advantageous for vehicles with limited space. The CNC-manufactured housing not only provides a stable attachment but also excellent acoustics that optimally showcase the performance of the 110-degree sound opening.

How does the neodymium motor enhance the performance of the VO-B3A?

The neodymium motor in the VO-B3A allows for a high magnetic density, which increases the efficiency of the Tweeter. This motor supports the titanium diaphragm by enabling fast and precise movements, elevating sound quality to a new level. Neodymium is stronger than conventional ferrite magnets but is lighter, reducing the overall weight of the Tweeter and maximizing its efficiency. Thanks to this technology, the VO-B3A can deliver brilliant and clear sound even at high volumes and lower amplifier powers.

What advantages does the replaceable titanium diaphragm of the VO-B3A offer?

The replaceable titanium diaphragm of the VO-B3A offers the advantage of easy maintenance and adjustment to specific sound preferences. Titanium is known for its stability and lightness, allowing for quick response to incoming audio signals and low distortion at high volumes. If the diaphragm wears out over time, it can be easily replaced without having to change the entire tweeter. This keeps the sound quality of the VO-B3A consistently at a high level, making it a durable and flexible investment.

How does the wide sound opening of the VO-B3A affect the sound?

The wide sound opening of up to 110 degrees in the VO-B3A ensures comprehensive sound distribution in the room or vehicle. This feature guarantees that high frequencies remain audible not only directly in front of the speaker but also to the sides and behind it. This is particularly advantageous in open environments or specific scenarios where comprehensive coverage is necessary. The Horn Tweeter of the VO-B3A utilizes this feature to ensure seamless transitions to other speakers in the system and to naturally expand the soundstage.

What protection mechanisms are integrated into the VO-B3A?

The VO-B3A includes several protection mechanisms to ensure its longevity. This includes a protective mesh grille that shields the sensitive components of the diaphragm from physical influences. Additionally, a frequency protection circuit is integrated, which operates with a 12dB high-pass on the cable. This circuit prevents low frequencies that could damage the tweeter from reaching the diaphragm. Such protective measures are particularly important to ensure quality playback even under demanding operating conditions.

How does the anodized aluminum heat sink affect the performance of the VO-B3A?

The anodized aluminum heat sink of the VO-B3A significantly contributes to the thermal regulation of the tweeter. Its construction from aluminum, an excellent heat conductor, allows it to efficiently dissipate excess heat. This protects the sensitive electronic components from overheating and ensures consistently high performance even during prolonged use. The anodization also improves the corrosion resistance of the heat sink, which increases the longevity of the tweeter. Thus, the user benefits from consistent sound performance even under intense operating conditions.

What compatibility factors should be considered when installing the VO-B3A?

When installing the VO-B3A, it is important to take the technical dimensions into account for a smooth integration. With a mounting diameter of 42.8 mm and a mounting depth of 34.9 mm, this tweeter fits into many common enclosure configurations. Although no specific car brands are mentioned, the installation dimensions require consideration of the existing speaker openings in the vehicle or enclosure. The wide dispersion angles of the 110-degree horn are optimal for both direct and indirect sound coverage of interiors, which are preferably used in vehicles.

How do the push terminals support the installation of the VO-B3A?

The push terminals of the VO-B3A tweeter offer significant advantages during installation. This type of connection allows for a quick and secure connection of the speaker cables without the use of tools. By simply pressing in and locking the cables, both a secure contact and easy disassembly are ensured. Such fastening solutions are ideal for mobile applications where low weight and quick installation and removal are required, without compromising on signal quality.

How is the frequency response of the VO-B3A crucial for its sound quality?

The frequency response of 3k to 20k Hz of the VO-B3A is crucial for reproducing clear and precise high frequencies. This specification allows for the detailed reproduction of all essential tones in the high-frequency range, which is particularly beneficial for complex musical pieces or acoustically demanding applications. Such a frequency range ensures that the Bullet Tweeter can handle not only sharp highs but also mid-high frequencies, resulting in a balanced and harmonious sound profile. The VO-B3A demonstrates its capabilities here, delivering uncolored sound even at high volumes.

Manufacturer information/responsible person

Audio Import Group
Pekka Kinnunen
Palkkitie 10
84100 Ylivieska
Finland

Contact: info@audioimport.fi

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