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  3. Dome tweeters for car
  5. GZCT 25M-SPL

Ground Zero GZCT 25M-SPL Dome Tweeter

2 Reviews

70 Watt

Ground Zero GZCT 25M-SPL Dome Tweeter

2 Reviews

Technical Highlights

  • 70/100 watts RMS/Max., 4 ohm impedance, 3000 Hz 20 kHz frequency.
  • 25mm Mylar dome, 25mm voice coil, 12 dB/oct high pass filter.
  • Neodymium magnet, ferrofluid cooling, 84 dB efficiency.
  • More technical details
€69,00
€69,00 €69,00
5% discount with prepayment
inkl. VAT , possibly plus shipping
Delivery
Mar 22, - Mar 25,
x Couple
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GZCT 25M-SPL by Ground Zero

The Ground Zero GZCT 25M-SPL is a top-class dome tweeter. Equipped with features such as a 25mm high-performance mylar dome tweeter and a 25mm voice coil, it delivers strong performance and excellent sound quality. Its neodymium magnet and the included high-pass filter further contribute to ideal, harmonious audio reproduction. With ferrofluid cooling and its 70/100 Watt RMS/Max. load capacity, this tweeter has everything you need for an extraordinary listening experience. Thanks to the practical packaging unit of one pair, it is ready for immediate installation in your audio system.

properties

  • 25 mm dome tweeter with mounting bracket and high-pass filter
  • High-Performance Mylar Dome Tweeter
  • 25 mm vibrating coil
  • Mylar Dome
  • Neodymium Magnet
  • Incl. 12 dB/Oct high-pass filter
  • Ferrofluid Cooling
  • 1 pair / packaging

Technical Data

  • Execution high-performance tweeter with Mylar dome
  • Diameter 25 mm
  • Load capacity (RMS/max.) 70 / 100 Watts
  • Impedance 4 Ohm
  • Efficiency 84 dB
  • Frequency response 3000 Hz – 20 kHz
  • Cut-off frequency 5500 Hz (High-pass cut-off frequency)
  • Swing coil 25 mm
  • Kalotte Mylar
  • Installation Ø 48 mm
  • Installation depth 16 mm

Your benefits at Masori

Ground Zero GZCT 25M-SPL Datasheet

Open datasheet

Frequently Asked Questions about GZCT 25M-SPL

What performance data does the GZCT 25M-SPL offer?

The GZCT 25M-SPL from Ground Zero features impressive performance data. It is equipped with a tweeter and a 25 mm Mylar dome with a neodymium magnet. The power handling is 70 watts RMS and up to 100 watts maximum, making it particularly powerful. With a frequency response of 3000 Hz to 20 kHz, it covers a wide range. Additionally, it offers an impedance of 4 ohms and an efficiency of 84 dB. The crossover frequency is at 5500 Hz thanks to the integrated 12 dB/oct high-pass filter.

How is the GZCT 25M-SPL installed?

The installation of the GZCT 25M-SPL tweeter from Ground Zero is straightforward thanks to its practical design. With a mounting diameter of 48 mm and a mounting depth of only 16 mm, it fits into many audio systems. The installation typically takes place at a suitable location in the vehicle's interior, with the mounting bracket being useful. Pay attention to the correct wiring with the included high-pass filter to make optimal use of the specified crossover frequency of 5500 Hz. Proper placement ensures the best sound quality.

Why is ferrofluid cooling important in the GZCT 25M-SPL?

Ferrofluid cooling is an advanced feature of the GZCT 25M-SPL from Ground Zero. This technology enhances the heat dissipation of the 25 mm voice coil and contributes to the longevity and stability of the device. Especially at high power, ferrofluid prevents the tweeter from overheating, positively affecting sound performance. With reduced heat generation, distortion remains minimal, and sound quality is preserved even at higher volumes. It is a crucial factor for consistent audio quality and reliability.

What technical features does the Mylar dome tweeter of the GZCT 25M-SPL have?

The Mylar dome tweeter in the GZCT 25M-SPL from Ground Zero offers a variety of technical features. The dome diameter is 25 mm, making it compact yet powerful. The use of a neodymium magnet enables strong magnetic force even at a small size, contributing to improved sound performance. The integrated high-pass filter operates with a crossover frequency of 5500 Hz, ensuring precise frequency separation. Mylar as a diaphragm material provides high durability and optimal acoustic properties.

How does the high-pass filter in the GZCT 25M-SPL work?

The high-pass filter included in the GZCT 25M-SPL from Ground Zero has a significant impact on sound quality. It is designed with a 12 dB/octave transfer, ensuring seamless integration of the tweeter into the audio system. The main function of this filter is to block low frequencies, effectively enhancing the high-frequency range. With a crossover frequency of 5500 Hz, the filter ensures that only the desired high frequencies reach the tweeter, significantly improving sound purity and clarity while reducing distortion.

In which frequency range does the GZCT 25M-SPL operate?

The frequency range of the GZCT 25M-SPL from Ground Zero extends from 3000 Hz to 20 kHz, making it particularly versatile for various music genres. This range allows for the reproduction of clear and precise highs, which are crucial for the fidelity and character of the music. The precise tuning by the Mylar dome tweeter ensures that there is minimal distortion even at high frequencies. This range is ideal for anyone who prioritizes high-quality audio playback in the high-frequency range.

How does the use of a neodymium magnet improve the sound performance of the GZCT 25M-SPL?

The neodymium magnet in the GZCT 25M-SPL from Ground Zero is a key element for the outstanding sound performance of the tweeter. Thanks to its small size with high power, this magnet allows for strong and consistent magnetic force on the Mylar dome. This leads to more efficient movement, enabling the tweeter to respond quickly to signals and provide more precise sound characteristics. Neodymium magnets are known for their stability and strong performance, making the GZCT 25M-SPL ideal for users who love clear and powerful sounds.

What is the role of the 25 mm voice coil in the GZCT 25M-SPL?

The 25 mm voice coil in the GZCT 25M-SPL from Ground Zero plays a central role in Ohm tuning and influencing sound quality. It directly converts electrical signals into mechanical movements of the Mylar diaphragm, which ultimately produce audible sounds. A larger voice coil, like this 25 mm variant, offers improved heat resistance and greater stability at high volumes. These characteristics ensure that the tweeter delivers consistent and high-quality audio performance even under extensive use.

What are the dimensions of the GZCT 25M-SPL?

The GZCT 25M-SPL from Ground Zero has specific dimensions that facilitate its installation. The mounting diameter is 48 mm, and the mounting depth is only 16 mm, making it flexible and compatible with various vehicle models. This compact design allows the tweeter to be placed in different locations within the car audio system without requiring much space. The small dimensions are particularly advantageous when you want to implement a high-quality sound system in your vehicle with limited space.

How does the impedance of 4 Ohms affect the GZCT 25M-SPL?

The 4 Ohm impedance of the GZCT 25M-SPL from Ground Zero significantly influences power consumption and compatibility with amplifiers. A low-impedance speaker like this draws more power, promoting a strong audio signal and ensuring dynamic sound reproduction. This is especially useful when powerful and energetic sound dynamics are desired. However, ensuring compatibility with amplifiers designed for low-impedance loads is important to fully utilize the speaker's potential without overloading the audio setup.

Manufacturer information / responsible person

Ground Zero GmbH
Erlenweg 25
85658 Egmating, Germany

Tel +49 (0)8095 873 830

E-Mail: info@ground-zero-audio.com

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