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Ground Zero

GZCT 28M-SPL

dome tweeter

2 Reviews

79,00€
79,00€ 79,00€
incl. VAT , possibly plus shipping

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Highlights

  • Power of 110 watts, impedance 4 ohms, frequency response 2500 Hz to 20 kHz.
  • Mylar dome 28 mm, neodymium magnet, ferrofluid cooling.
  • 12 dB/oct high-pass filter, efficiency 86 dB, installation Ø 48 mm.
Seen more cheaply Personal Offer
brand: Ground Zero
Delivery time:
Available, in 2-5 days with you
Number:
Couple
Watt RMS:
80
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Max

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Ground Zero-GZCT 28M-SPL-Kalotten-Hochtöner-masori-kaufen
79,00€
79,00€ 79,00€

Discover the GZCT 28M-SPL from Ground Zero, one of the leading companies in the field of audio technology. This high-performance dome tweeter impresses with a high-quality 28 mm Mylar dome that delivers outstanding sound. With its neodymium magnet technology, ferrofluid cooling, and an included 12 dB/oct high-pass filter, this device sets new standards. Additionally, the tweeter boasts a power handling of up to 110 watts and a frequency response of 2500 Hz to 20 kHz. A true highlight for any music enthusiast.

properties

  • 28 mm dome tweeter with mounting bracket and high-pass filter
  • High-Performance Mylar Dome Tweeter
  • 28 mm oscillating 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 28 mm
  • Load capacity (RMS/max.) 80 / 110 Watts
  • Impedance 4 Ohm
  • Efficiency 86 dB
  • Frequency response 2500 Hz – 20 kHz
  • Transition frequency 5500 Hz
  • 28 mm oscillating coil
  • Kalotte Mylar
  • Installation Ø 48 mm
  • Installation depth 16 mm
The GZCT 28M-SPL tweeter from Ground Zero utilizes a neodymium magnet technology known for its high magnetic strength in a small volume, optimizing sound quality. Additionally, sound performance is supported by ferrofluid cooling, which prevents overheating and thus stabilizes performance. This advanced technology, combined with a 28 mm mylar dome, ensures an acoustically impressive result that remains uncolored and clear, especially at high sound pressure levels. The integration of a 12 dB/octave high-pass filter ensures that the tweeter is efficiently incorporated into the speaker system.
The tweeter GZCT 28M-SPL offers a high load capacity, which is 80 watts in the RMS range and reaches up to 110 watts in the maximum range. These performance specifications make it ideal for users who value high volume as much as sound clarity, as the components are designed to function reliably even under intense use. This means that the GZCT 28M-SPL is suitable for both everyday applications and more demanding audio installations in larger systems, without any loss of performance.
The Ground Zero GZCT 28M-SPL is characterized by compact dimensions. The installation opening has a diameter of 48 mm, with an installation depth of only 16 mm. These small measurements allow the tweeter to be integrated into a variety of installations, even when space is limited. The actual dome diameter is 28 mm, which emphasizes the compactness of the design without compromising on sound quality. Such dimensions are particularly advantageous for retrofitting or replacing existing audio components in the vehicle.
The frequency response of the GZCT 28M-SPL tweeter covers the range from 2500 Hz to 20 kHz, making it ideal for reproducing high frequencies. This bandwidth ensures that the tweeter accurately reproduces even the finest details of an audio track. The optimal crossover frequency is at 5500 Hz, which facilitates integration into complex speaker systems. The wide frequency response makes this tweeter particularly suitable for users seeking both rich highs and a balanced soundscape in their audio projects.
The integrated 12 dB/oct high-pass filter in the GZCT 28M-SPL tweeter from Ground Zero is designed to eliminate unwanted low frequencies that could burden the tweeter. This filter ensures that the tweeter only receives and reproduces frequencies that correspond to its strength range, significantly improving sound quality. Especially in demanding audio systems, where clarity and precision are required, the high-pass filter ensures optimized and controlled frequency reproduction. This allows for the best possible performance without distortion or overload.
The use of a Mylar dome in the GZCT 28M-SPL tweeter significantly improves sound quality. Mylar is known for its excellent acoustic properties and provides stable and efficient reproduction of high frequencies. This contributes to a clear and detailed sound image without distortions that could impair the sound. Additionally, Mylar is extremely lightweight, which enhances the driving force of the voice coil and increases the efficiency of the tweeter. Thus, the Mylar dome supports precise and resonance-free music reproduction.
Ferrofluid cooling is an essential component of the GZCT 28M-SPL, as it effectively dissipates heat from the sensitive components. Especially under high load, heat can affect the performance of speakers. Ferrofluid provides a solution here by regulating temperature and increasing the reliability and effectiveness of the tweeter. It also improves the control of the voice coil, which minimizes signal distortion and ensures a clear, uncolored sound. This technology also supports a longer lifespan of the tweeter by protecting the components from temperature-related wear.
The compatibility of the GZCT 28M-SPL tweeter is quite universal due to its compact dimensions and standardized design, but it is not guaranteed for all vehicle models in general. With a mounting diameter of 48 mm and a mounting depth of 16 mm, it fits into many common vehicles; however, individual adjustments are often necessary depending on the car brand and model. It is advisable to compare the specified dimensions of the tweeter with the existing installation options in the vehicle to ensure smooth integration. Technically skilled installations can usually be carried out without any issues.
The ideal location for the GZCT 28M-SPL tweeter depends on the vehicle acoustics; however, installation in the front area, such as in the A-pillar or dashboard, is optimal to ensure direct sound projection. When installing, attention should be paid to the mounting opening with a diameter of 48 mm and a depth of 16 mm to achieve correct fastening and good resonance. Precise alignment of the tweeter to the listening position can lead to significant improvements in sound quality and spatial representation. The correct placement contributes to a balanced sound profile.
The 4 Ohm impedance of the GZCT 28M-SPL is optimally designed for many common amplifier systems, as it offers a good compromise between power and efficiency. A lower resistance means that the amplifier can drive more current through the speakers, resulting in higher volume and a more vibrant sound. However, care should be taken to ensure that the amplifier power is compatible to avoid distortion. This impedance allows the tweeter to fully unleash its acoustic quality while accurately reproducing musical nuances.

Customer Reviews

Based on 2 reviews
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F
Florin Ivan
Top

Bin zufrieden.

J
Jörn D.

Bin echt sehr zufrieden damit! Tun genau was sie sollen und klingen auch ab 15khz noch sehr detailreich!

Product Specifications

Manufacturer

Ground Zero

Product type

Dome tweeter

Features

  • Highlights

    • Power of 110 watts, impedance 4 ohms, frequency response 2500 Hz to 20 kHz.
    • Mylar dome 28 mm, neodymium magnet, ferrofluid cooling.
    • 12 dB/oct high-pass filter, efficiency 86 dB, installation Ø 48 mm.

  • Uvp

    79

weight

0.5 kg

Technical data

Watt RMS Load Capacity

80

configurators

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Your advantages with Masori

Buy the GZCT 28M-SPL tweeter from Ground Zero for excellent sound experiences

Discover the advantages of the GZCT 28M-SPL from Ground Zero, your first choice for crystal-clear sound. Featuring a 28 mm Mylar dome and innovative neodymium magnet technology, this tweeter achieves up to 110 watts of power handling. The frequency response of 2500 Hz to 20 kHz covers a wide sound spectrum, ideal for detailed audio experiences. Ferrofluid cooling ensures long-lasting performance. At masori.de, you benefit from our lowest price guarantee – always buy online at the best price.

28 mm Mylar dome for precise treble reproduction

The Ground Zero tweeter's 28 mm Mylar dome guarantees excellent sound at high frequencies. Mylar is known for its rigidity and lightness, resulting in clear and fast sound propagation. These properties make the tweeter ideal for detailed music reproduction. A larger dome could result in a broader and less precise resonance.

Neodymium magnet for increased efficiency

The neodymium magnet used ensures a high magnetic flux density in a compact size. This increases the efficiency of the tweeter and significantly improves sound quality. Compared to conventional ferrite magnets, neodymium offers higher performance and allows for precise control of the diaphragm movements. A larger magnet technology could result in unnecessary weight gain, complicating installation.

Ferrofluid cooling to stabilize performance

Ferrofluid cooling protects the GZCT 28M-SPL from overheating, enabling consistently high performance. Ferrofluid effectively absorbs the heat generated by the voice coil, extending the tweeter's lifespan. An improved cooling design allows for use in more demanding audio systems while maintaining stability. With no mechanical fans, noise is reduced to zero.

12 dB/oct high-pass filter for sound clarity

The Ground Zero tweeter's included 12 dB/octave high-pass filter ensures clean frequency separation. It prevents low frequencies from being reproduced, which could impair the high sound clarity. A stronger filter could further isolate the frequency response, but would be less versatile for certain music styles.

Power handling of 80/110 watts and its effects

With an RMS power handling of 80 watts and a maximum of 110 watts, the GZCT 28M-SPL is designed to effortlessly reproduce even demanding sound sequences. This makes it ideal for intense sound environments where high continuous power is required. A higher RMS power rating would be beneficial for larger setups, but could increase distortion in smaller applications.

Frequency response from 2500 Hz to 20 kHz for a dynamic sound experience

The frequency response of 2500 Hz to 20 kHz offers a full range of sound for every musical taste. With this range, the Ground Zero tweeter covers virtually all audible frequencies. A lower frequency range would potentially make the tweeter suitable for midrange reproduction, but would lose precision in the upper ranges.

Impedance of 4 ohms for compatible system integration

With an impedance of 4 ohms, the tweeter is versatile and can be easily integrated into most car hi-fi systems. This impedance minimizes power loss and maximizes efficiency. A lower impedance could strain the system, while a higher impedance would require the use of dedicated amplifiers.

Efficiency of 86 dB and its significance

An efficiency of 86 dB ensures that the GZCT 28M-SPL plays loudly enough even at lower input powers. This improves flexibility in amplifier selection and reduces input power requirements. A higher efficiency would be optimal for lower-power amplifiers, but could reduce dynamic range at high power.

Installation diameter 48 mm and installation depth 16 mm: Precise installation specifications

With a mounting diameter of 48 mm and a mounting depth of 16 mm, the tweeter is easy to install without requiring much space. These compact dimensions allow for installation in various vehicle models. A larger size could limit installation, while a smaller size might feel less solid and stable for some listeners.

Included 12 dB/oct high-pass filter as an essential accessory

The included 12 dB/octave high-pass filter is an integral part of the Ground Zero tweeter kit. This accessory ensures sound clarity by keeping low frequencies away from the tweeter. A higher-slope filter could be even more precise, but the selected value is optimal for general use. Including accessories such as filters maximizes the functionality of the unit at no additional cost.

Product support and advice at Masori

If you have questions or need assistance with installation, masori.de offers comprehensive options: Visit us for on-site installation in Frankfurt (Oder) or use our expert support FAQ & Help . Dive deep into the world of audio technology with our Audio Blog . We're always ready to enhance your car hi-fi experience and provide you with the best support.