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  3. Plutonium GZPT 28SQ
Ground Zero Plutonium GZPT 28SQ Dome Tweeter
SKU:  GZPT28SQ
EAN:  4037072021592

1 Review

100 Watt

Plutonium GZPT 28SQ

SKU:  GZPT28SQ
EAN:  4037072021592

1 Review

Technical Highlights

  • 100/150 Watt load capacity, 4 Ohm impedance, 90 dB efficiency.
  • Silk dome tweeter, neodymium drive, gold-plated connection.
  • Frequency response 2000Hz-30kHz, 28mm diameter, durable.
  • More technical details
€599,00
€599,00 €599,00
5% discount with credit card
inkl. VAT , possibly plus shipping
Delivery
May 24, - May 27,
x pair
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Two Plutonium GZPT 28SQ tweeters by Ground Zero, silver-framed with black honeycomb grilles and 28mm silk domes, placed side by side.
€599,00
€599,00 €599,00

Plutonium GZPT 28SQ by Ground Zero

The Ground Zero Plutonium GZPT 28SQ is a Dome Tweeter from Ground Zero in the High-End version. It uses a 28 mm silk dome with a double coating and a highly durable copper voice coil. The polished stainless steel housing is combined with a damped coupling volume and operates with a neodymium drive. The connection is made via a gold-plated screw terminal. Technical specifications: Impedance 4 Ohm, efficiency 90 dB, frequency response 2000 Hz – 30 kHz, resonance frequency 770 Hz. Dimensions: installation diameter 48 mm, installation depth 35 mm, diameter 28 mm. Power handling: 100 Watts RMS and 150 Watts maximum. Made in Germany, delivered as 1 pair.

Features
  • Dome Tweeter
  • Version: High-End
  • Double-coated silk dome
  • Highly durable copper voice coil
  • Polished stainless steel housing
  • Damped coupling volume
  • Neodymium drive
  • Gold-plated screw terminal
  • Made in Germany
  • 1 pair / packaging
Technical Data
  • Diameter 28 mm
  • RMS power 100 Watts
  • Maximum power 150 Watts
  • Impedance 4 Ohm
  • Efficiency 90 dB
  • Frequency response 2000 Hz – 30 kHz
  • Installation diameter 48 mm
  • Installation depth 35 mm
  • Resonance frequency (Fs) 770 Hz
  • Diaphragm: double-layer coated silk

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Ground Zero Plutonium GZPT 28SQ Datasheet

Open datasheet

Frequently Asked Questions about Plutonium GZPT 28SQ

What technical features distinguish the Plutonium GZPT 28SQ?

The Plutonium GZPT 28SQ features a 28 mm silk Dome Tweeter that is double-coated to ensure particularly clear sound reproduction. The high-impedance copper voice coil allows the tweeter to achieve a power handling of 100 Watts RMS and 150 Watts maximum. Its polished stainless steel housing contributes to overall durability, as does the integrated neodymium drive inside, which delivers an efficiency of 90 dB. With a frequency response of 2000 Hz to 30 kHz and a resonance frequency of 770 Hz, this tweeter supports outstanding audio quality.

How is the Plutonium GZPT 28SQ constructed?

The construction of the Plutonium GZPT 28SQ is characterized by a combination of high-quality materials and precise engineering. The use of a double-coated silk dome allows for smooth transitions in the sound image. The stainless steel housing with a damped coupling volume promises durability and uncompromising performance. By utilizing a highly durable copper voice coil in combination with a neodymium drive, the tweeter becomes a powerful component for any high-end audio system. Each component is carefully selected to ensure sound fidelity and precision.

What is the frequency response of the Plutonium GZPT 28SQ?

The frequency response of the Plutonium GZPT 28SQ ranges from 2000 Hz to 30 kHz. This means it is capable of reproducing both mid-high and very high frequencies with impressive clarity and detail. Especially in the high frequency range, the high-end Dome Tweeter shows its strengths and enables excellent high-frequency reproduction. The resonance frequency is at 770 Hz, which means the tweeter performs very stably even in the transition range to the mids. These technical specifications make it ideal for audiophile requirements.

What advantages does the gold-plated screw terminal of the Plutonium GZPT 28SQ offer?

The gold-plated screw terminal of the Plutonium GZPT 28SQ ensures a perfect connection between speaker cable and Tweeter. Gold as a material for the connection provides excellent conductivity and minimizes signal loss. This maintains consistent sound quality. The screw mechanism also offers a simpler, sturdier attachment compared to conventional terminals. The durability and reliability of the connection remain throughout the lifespan of the Tweeter, which can be crucial in high-resolution audio systems.

What are the dimensions of the Plutonium GZPT 28SQ and how can it be installed?

The Plutonium GZPT 28SQ has a mounting diameter of 48 mm and a mounting depth of 35 mm. These measurements should be considered when installing in existing speaker systems or vehicle audio applications. It is important to choose the right location for the Tweeter to ensure the best possible sound distribution in the room or car. Due to its compact design, it is versatile and can fit into most standard installation openings. Careful planning of the installation position significantly optimizes the sound image.

Is the Plutonium GZPT 28SQ compatible with common car brands?

Without specific compatibility information for certain car brands in the product description, the Plutonium GZPT 28SQ can be considered a universally applicable Tweeter due to its standard dimensions and performance specifications. The compact design with a mounting diameter of 48 mm and a mounting depth of 35 mm allows for integration into various car audio systems, provided the conditions at the installation site are suitable. Before installation, it should be checked whether there is sufficient space and appropriate openings available to ensure smooth mounting in the passive or active vehicle audio system.

What features does the neodymium drive of the Plutonium GZPT 28SQ offer?

The neodymium drive of the Plutonium GZPT 28SQ enables a higher magnetic flux density in the driver system, benefiting a more compact design and meaning that the speaker component weighs less while still providing enormous power and efficiency. This drive supports the high-load copper voice coil in its performance and promotes sound precision as well as dynamics at all volume levels. The neodymium magnet also offers significantly improved control over the Dome Tweeter movement, benefiting linearity and reducing distortion in high-frequency performance.

How does the double coating of the silk dome tweeter affect the sound of the Plutonium GZPT 28SQ?

The double-coated silk dome tweeter of the Plutonium GZPT 28SQ results in optimal sound fidelity and prevents disturbing harmonic and non-harmonic distortions. The multilayer coating reduces ambient noise and decreases the tendency for feedback at high volumes. Additionally, this technique stabilizes the diaphragm under high load, contributing to a consistent and clear sound image. This particularly enhances the reproduction of high frequencies, providing the user with an auditory experience that remains unusually clear and precise even at high levels.

What impedance does the Plutonium GZPT 28SQ have and why is it important?

The Plutonium GZPT 28SQ has an impedance of 4 Ohms. This impedance is an important factor as it influences power consumption and compatibility with existing amplifiers in the audio setup. A low impedance requires the amplifier to deliver more power, leading to a higher load. Therefore, it is sensible to consider whether the impedance of the tweeter is compatible with that of the amplifier. The 4 Ohm impedance is typical for car hi-fi systems and supports a dysfunctional yet effective coupling for powerful and clear audio output.

How does the stainless steel housing affect the sound and lifespan of the Plutonium GZPT 28SQ?

The polished stainless steel housing of the Plutonium GZPT 28SQ significantly contributes to the acoustic performance and lifespan of the tweeter. Stainless steel as a material is extremely robust, effectively protecting the internal components from physical damage and external environmental influences. Moreover, the well-structured casing helps minimize unwanted resonances and vibrations, improving the clarity and precision of the sound. The high-quality craftsmanship also plays a role in the aesthetic value of the product, offering durability and requiring little maintenance while maintaining functionality over the years.

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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