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  5. RL-CX6.5a
DD Audio RL-CX6.5a 6.5" (16,5cm) Coaxial Speaker
55 Watt

RL-CX6.5a

Technical Highlights

  • RMS power from 55-450 watts, impedance S4, frequency response 55-20kHz.
  • Tweeter size 13 mm, speaker size 6.5", dBSPL 89.7 at 1W/1m.
  • Easy installation, compact motors and baskets for flexibility.
  • More technical details
€49,00
€49,00 €49,00
5% discount with prepayment
inkl. VAT , possibly plus shipping
Only a few left in stock (6 pieces available)
In stock
Apr 27, - Apr 28,
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€49,00 €49,00

RL-CX6.5a by DD Audio

The RL-CX6.5a from DD Audio is a 6.5-inch coaxial speaker from the REDLINE series. The construction includes compact motors and baskets for installation. The RMS power is specified with a range of 55 to 450 watts. The system features 13 mm tweeters and 6.5-inch midrange drivers. The frequency response ranges from 55 Hz to 20 kHz with an impedance of S4. The sound pressure level is at 89.7 dBSPL at 1 W / 1 m. A 25.5 mm voice coil is part of the technical specifications.

Features
  • 6.5-inch (16.5 cm) coaxial speaker
  • REDLINE series
  • Power: 55 – 450 watts RMS
  • Impedance: S4
  • Compact motors and baskets
  • 13 mm tweeter
  • 6.5-inch midrange driver
Technical Specifications
  • Frequency response: 55 Hz – 20 kHz
  • Sensitivity: 89.7 dBSPL (1 W / 1 m)
  • Voice coil diameter (VCD): 25.5 mm
  • Speaker size: 165.1 mm

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Frequently Asked Questions about RL-CX6.5a

What advantages does the DD Audio RL-CX6.5a coaxial speaker offer?

The DD Audio RL-CX6.5a is a 6.5-inch coaxial speaker that combines high efficiency and durability. With a frequency response of 55 Hz to 20 kHz and an impedance of S4, it offers flexible application possibilities. Thanks to its compact motors and baskets, installation is straightforward. It delivers a sensitivity of 89.7 dBSPL at 1 W / 1 m and supports an RMS power of 55 to 450 watts. Particularly outstanding is the 13 mm tweeter, which ensures balanced sound. The full power is unleashed in combination with a DD Audio amplifier. This speaker is an ideal choice, especially for music lovers who expect high sound quality.

How do I install the RL-CX6.5a in my car?

Installing the RL-CX6.5a is uncomplicated thanks to the compact motors and baskets. With a size of 6.5 inches and a tweeter size of 13 mm, this speaker fits various car door openings. In drop-in installation, specific adjustments are usually not required, saving time. Pay attention to the impedance of S4 when selecting the amplifier to achieve optimal performance. Ensure a precise fit in the vehicle trim and secure the speaker so that it is firm and free of vibrations. If space is limited, spacer rings can help achieve a precise installation.

How does the impedance of S4 affect the performance of the RL-CX6.5a?

The impedance of S4 in the RL-CX6.5a describes the resistance of the speaker coil. It allows for effective power usage by ensuring that the speaker provides consistent performance across different frequencies. Small changes in impedance can affect the overall performance of the speaker. As a rule of thumb, the amplifier should also be compatible with an S4 impedance to avoid distortion and achieve maximum power. The correct impedance is crucial for optimal sound, ensuring that the speaker efficiently converts energy and thus delivers a balanced and clear sound.

What does the RMS power range of 55 to 450 mean for the RL-CX6.5a?

The RMS watt range of 55 to 450 watts for the RL-CX6.5a indicates the continuous power handling that the speaker can manage without damage. This range allows for flexible adaptation to different amplifier strengths, making it ideal for everyday use as well as for more powerful systems. At lower wattages, it is efficient enough to work well with standard car radios. At the same time, it delivers strong sound at higher currents when paired with appropriately powerful amplifiers. The correct adjustment of amplifier power ensures that the speaker provides full sound quality without distortion.

What role does the frequency response of the RL-CX6.5a play?

The frequency response of the RL-CX6.5a is 55 Hz to 20 kHz, which describes the range of tones that the speaker can reproduce. Such a frequency response covers most of the audible sound frequencies, from deep bass notes to high tones. This allows it to accurately represent a variety of music styles. In conjunction with the 13 mm tweeter, this results in a harmonious and balanced sound. Especially if you enjoy music with pronounced bass and clear highs, this speaker is an excellent choice. Be sure to match the source materials and amplifiers to fully utilize the frequency capabilities.

What is the efficiency of the RL-CX6.5a and why is it important?

The efficiency of the RL-CX6.5a is 89.7 dBSPL at 1 watt/1 meter. This value indicates how efficiently a speaker converts electrical energy into acoustic energy. A higher efficiency means that even with low amplifier power, a high volume can be achieved. This is particularly advantageous when the speakers are connected to factory radios, which often do not have the most powerful amplifiers. However, this ensures that even with low power input, a rich and clear sound is produced. Make sure that the amplifier or radio is compatible with the dB values to get the most out of it.

How does the size of the RL-CX6.5a affect sound quality?

The size of 6.5 inches for the RL-CX6.5a significantly influences sound quality, especially in the midrange. This dimension allows the speaker to cover a wide sound range while delivering strong midtones that ensure clarity and presence in the sound image. In combination with the 13 mm tweeter, which covers the higher frequency ranges, a comprehensive sound spectrum is achieved. Especially in limited space in vehicle doors, the RL-CX6.5a offers a good balance between space requirements and sound volume. It is important to note that the entire frequency spectrum is activated to perceive the full sound value.

What application areas are suitable for the RL-CX6.5a?

The RL-CX6.5a from DD Audio is versatile, suitable for everything from private cars to professional sound setups. Its efficient processing of the sound signal and wide RMS range of 55 to 450 watts make it compatible with both standard and custom audio equipment. Due to its frequency response and S4 impedance, it can be easily integrated into existing systems without requiring special modifications. This makes it ideal for drivers who want a straightforward yet impactful sound boost. Additionally, its design with compact baskets and motors is perfect for simple installation solutions that want to get more out of existing sound systems.

What are the main features that distinguish the RL-CX6.5a from other coaxial speakers?

The RL-CX6.5a stands out with a unique combination of technical specifications and design features. The mix of a 6.5-inch midrange driver and a 13-mm tweeter provides balanced frequency reproduction. The compact motor and basket design allows for easy installation and integration even in small mounting locations. Additionally, it offers high efficiency with a sensitivity of 89.7 dBSPL, ideal for various applications even without major upgrades. The frequency response of 55 Hz to 20 kHz ensures that both deep bass and high tones are accurately represented. This speaker thus offers convincing sound quality at an attractive price-performance ratio.

How can you achieve the best listening experience with the RL-CX6.5a?

To achieve the best listening experience with the RL-CX6.5a, combining it with the right components is crucial. Starting with the installation: ensure that the speaker is mounted securely and free from vibrations. Ideally, pair it with a DD Audio amplifier to fully utilize its performance capabilities, specifically the RMS range of 55 to 450 watts. The amplifier should operate within this range to avoid overloads. Pay attention to the correct fit and orientation in the vehicle for optimal sound distribution. This way, the speaker can fully unleash its potential in the optimal frequency range of 55 Hz to 20 kHz, ideal for high-quality music.

Manufacturer information / responsible person

Audio Import Group
Pekka Kinnunen
Palkkitie 10
84100 Ylivieska
Finland

Contact: info@audioimport.fi

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