Universal TWU1.5

Technical Highlights

  • Nominal impedance: 4 Ohm, Power: 15 W RMS, Max: 100 W.
  • Frequency response: 4 kHz to 21 kHz, Sensitivity: 94 dB.
  • Mounting diameter: 44.4 mm, Mounting depth: 16.75 mm.
  • More technical details
Regular price €45.00
Regular price €45.00 selling price €45.00
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ProductUniversal TWU1.5

including VAT plus shipping
Estimated delivery: Sep 18–Sep 23.
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datasheet
Regular price €45.00
Regular price €45.00 selling price €45.00

The Universal TWU1.5 is a Dome Tweeter from Focal with a frequency response of 4 kHz to 21 kHz and a nominal impedance of 4 Ohm. The sensitivity is 94 dB at 2.83V/1m. The nominal power handling is 15 W RMS, and the maximum power handling is 100 W. The dome is made of an inverted aluminum/magnesium membrane. The Crossover is specified at 6 dB/octave. The installation diameter is 44.4 mm with housing, and the installation depth is 16.75 mm with housing.

Features
  • Dome Tweeter
  • Dome: inverted aluminum/magnesium membrane
  • Crossover: 6 dB/octave
  • Installation diameter: 44.4 mm (with housing)
  • Installation depth: 16.75 mm (with housing)
Technical Specifications
  • Frequency response: 4 kHz – 21 kHz
  • Nominal impedance: 4 Ohm
  • Sensitivity: 94 dB (2.83V/1m)
  • Nominal power handling: 15 W RMS
  • Maximum power handling: 100 W

datasheet

Open data sheet

Frequently Asked Questions about Universal TWU1.5


What frequencies does the Focal Universal TWU1.5 cover?

The Focal Universal TWU1.5 offers an impressive frequency range of 4 kHz to 21 kHz. This bandwidth allows the Tweeter to reproduce both high-frequency sounds and subtle details of an audio recording clearly, which is ideal for demanding audio applications where crystal-clear highs are essential. The inverted aluminum/magnesium diaphragm plays a crucial role here, as it is responsible for precise reproduction and enables a detailed sound landscape – especially ideal when listening to music with complex high-frequency content. With this extended frequency coverage, the TWU1.5 provides a rich sound experience.

What is the sensitivity of the Focal Universal TWU1.5?

With a sensitivity of 94 dB at 2.83V/1m, the Focal Universal TWU1.5 is a very efficient Dome Tweeter. This high sensitivity means that the Tweeter produces a considerable volume with minimal energy expenditure. For an optimal sound image, the combination of this feature with the nominal impedance of 4 Ohm is crucial, leading to clear and powerful sound outputs in many Hi-Fi applications with lower power consumption. The optimized diaphragm structure made of aluminum and magnesium also contributes to the accurate reproduction of even the finest nuances.

How much wattage can the Focal Universal TWU1.5 handle?

The Focal Universal TWU1.5 is designed for a nominal power handling of 15 W RMS and can operate up to a maximum power of 100 W. This capability ensures that the Tweeter is well-suited for both normal home use and louder environments. When operated within these limits, the dome, especially the high-quality aluminum/magnesium diaphragm, remains functional and true to sound. The high maximum power handling allows for a strong yet clear reproduction of high frequencies without the risk of distortion or damage.

What are the dimensions of the Focal Universal TWU1.5?

The Focal Universal TWU1.5 has a mounting diameter of 44.4 mm and a mounting depth of 16.75 mm, each with housing. These compact dimensions allow for flexible installation in different housing types, which is particularly useful when space constraints are present or seamless integration into existing systems is required. The optimized dimensions ensure that the Tweeter can also be used in limited areas without compromising sound quality – perfect for use in custom audio projects.

What advantages does the inverse aluminum/magnesium diaphragm of the Focal Universal TWU1.5 offer?

The inverse aluminum/magnesium diaphragm is one of the outstanding features of the Focal Universal TWU1.5. It provides a balanced combination of lightness and stability, which is crucial for precise sound reproduction in the high-frequency range. Especially at high frequencies, this design ensures detailed and distortion-free audio playback. The material mix maximizes resonance intensity without added weight, thereby avoiding issues like booming at higher volumes. The diaphragm enhances the overall performance of the Tweeter and contributes to the clear reproduction of intricate musical details.

What impedance does the Focal Universal TWU1.5 have and what effects does this have?

The Focal Universal TWU1.5 Tweeter has a nominal impedance of 4 Ohm. This electrical characteristic significantly influences the interaction with Amplifiers and other system components. Low impedance values like this allow for more intense playback with less power input – an advantage, especially in systems that require high efficiency and sound purity. This also means that compatible amplifiers and systems can be precisely adjusted to extract the optimal sound quality from the TWU1.5 without performance losses or overheating.

How is the Crossover of the Focal Universal TWU1.5 Tweeter designed?

The Crossover of the Focal Universal TWU1.5 is specified with a slope of 6 dB/octave. This design ensures that frequencies are effectively distributed among the different speaker types within an audio system, especially when high-frequency ranges are taken over by the Tweeter. A gentler slope of this kind can allow for a more even frequency distribution within the system, leading to a more natural sound experience. Unstable frequency response is mitigated, which is particularly beneficial when reproducing complex musical pieces.

How is the installation of the Focal Universal TWU1.5 in the car?

The installation of the Focal Universal TWU1.5 in the vehicle is relatively straightforward due to its dimensions of 44.4 mm mounting diameter and 16.75 mm mounting depth. However, it is essential to ensure that there is enough space available, especially within the door or dashboard configurations. Check the designated space area to ensure a stable fit. Furthermore, it is advisable to ensure acoustic alignment and effective radiation within the vehicle's interior to guarantee an uncolored sound experience.

What are the advantages of the aluminum/magnesium inverted dome in the Focal Universal TWU1.5?

The aluminum/magnesium inverted dome construction of the Focal Universal TWU1.5 creates a balanced sound character through improved off-axis reproduction. This inverted shape leads to reduced phase shift, which optimally distributes high frequencies in the space and seals them harmoniously. The membrane structure supports stiffness while reducing weight, which dampens penetrating resonances and promotes natural transparency at high frequencies. This creates an integrated, refined sound front that provides special audio vibrations.

How durable is the Focal Universal TWU1.5 for continuous operation?

The Focal Universal TWU1.5 is designed with a nominal power handling of 15 W RMS for continuous operation, while it can handle peaks of up to 100 W. In constant use at nominal power, the robust aluminum/magnesium membrane ensures that no overheating or deformation occurs, promoting longevity. The specially designed Crossover contributes to even energy distribution and ensures that the Tweeter produces clear tones without distortion during operation. Thus, the system is ideal for continuous use in precise audio setups.

Manufacturer information/responsible person

Focal Naim Deutschland GmbH

Darius R. Świderski

Hainbuchenweg 14–18
21224 Rosengarten
Germany

Phone: +49 4105 77050
Fax: +49 4105 770529
E-mail: info@focal-naim.de

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