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  3. 6.5 Inch Car Speaker Sets
  5. Radioactive SQ GZRC 165.2SQ

Ground Zero Radioactive SQ GZRC 165.2SQ 6.5" (16,5cm) Speaker Set

1 Review

Back again soon 120 Watt

Ground Zero Radioactive SQ GZRC 165.2SQ 6.5" (16,5cm) Speaker Set

1 Review

Technical Highlights

  • Power up to 190 watts, impedance 3 ohms, efficiency 90 dB.
  • Frequency response 35Hz-25kHz, 12dB/oct. Crossover, 4300Hz crossover frequency.
  • 25mm silk dome tweeter, Klippel® optimized woofer, aluminum diaphragm.
  • More technical details
€279,00
€279,00 €279,00
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€279,00
€279,00 €279,00

Radioactive SQ GZRC 165.2SQ by Ground Zero

Experience top sound quality with the Radioactive SQ GZRC 165.2SQ, a specially designed speaker system from Ground Zero. This 6.5 inch speaker set stands out with its variable crossover frequency and 3 Ohm impedance. It also features a 25mm silk dome tweeter. The system offers a wide range of features such as a Klippel® optimized woofer/midrange driver with aluminum cone and a linearizing copper cap. With a power output of up to 190 watts max., the Radioactive SQ GZRC 165.2SQ delivers impressively clear tones. Thanks to the flexible 12dB/Oct. crossover, you can tailor the sound to your individual listening preferences.

Features

  • 6.5 inch front system set
  • High-quality 2-way SQ component system
  • Klippel® optimized woofer/midrange driver with aluminum cone
  • Nomex centering spider / rubber surround
  • Linearizing copper cap
  • Low-resonance steel basket
  • Gold-plated connection terminals
  • 25 mm SQ silk dome tweeter with installation housing
  • Variable tweeter crossover frequency (High/Low)
  • 12 dB/Oct. crossover with level adjustment
  • 165mm hexagon mounting grille
  • 190 watts max. / 120 watts rms
  • 3 Ohm

Specifications

  • Design: 2-way SQ component speaker system
  • Diameter: 165 mm
  • Power handling (RMS/max.): 120 / 190 watts
  • Impedance: 3 Ohm
  • Sensitivity: 90 dB
  • Frequency response: 35 Hz – 25 kHz
  • Tweeter: GZRT 25SQ
  • Woofer/midrange speaker: GZRK 165SQ
  • Installation Ø: 142.5 mm
  • Installation depth: 68 mm
  • Crossover: 12/12 dB/Oct.
  • Crossover frequency: 4300 Hz

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Frequently Asked Questions about Radioactive SQ GZRC 165.2SQ

What technical features does the Radioactive SQ GZRC 165.2SQ speaker system offer?

The Radioactive SQ GZRC 165.2SQ is a technically sophisticated speaker system from Ground Zero. It includes a 165 mm Klippel® optimized woofer/midrange driver with an aluminum diaphragm and a Nomex spider for improved stability. A linearizing copper cap and a resonance-optimized steel basket are essential features. The 25 mm silk dome tweeter with a built-in housing and the 12 dB/octave crossover with level adjustment allow for flexible sound control. A variable crossover frequency (High/Low) provides individual customization options. Overall, the system delivers a maximum power of 190 watts at an impedance of 3 ohms.

How does the variable crossover frequency affect the Radioactive SQ GZRC 165.2SQ?

The variable crossover frequency of the Radioactive SQ GZRC 165.2SQ allows you to individually adjust the transition between the woofer and tweeter. With a crossover of 12/12 dB/octave and a crossover frequency of 4300 Hz, you can precisely tune the sound to your preferences. Adjusting the crossover frequency allows for fine-tuning of the sound image, ensuring an optimal transition and thus clearer and more detailed music playback. Notably, this level of refinement is often found in professional speaker systems, highlighting the flexibility and high-quality sound character of this system.

What advantages does the use of aluminum diaphragms offer in the Radioactive SQ GZRC 165.2SQ?

The use of aluminum diaphragms in the Radioactive SQ GZRC 165.2SQ optimizes the acoustic properties of the speaker. These diaphragms are known for their high stiffness and relatively low mass, resulting in more precise and distortion-free playback. The Klippel® optimization of the woofer/midrange driver supports these properties optimally, ensuring consistent sound quality even at high volumes. This structure also contributes to an extended frequency response of 35 Hz to 25 kHz, enabling the speaker to reproduce a wide range of tones accurately, ideal for discerning audiophiles.

What is the compatibility of the Radioactive SQ GZRC 165.2SQ regarding installation dimensions?

The Radioactive SQ GZRC 165.2SQ speaker system is designed for easy installation in a variety of car models, with a diameter of 165 mm and a cutout diameter of 142.5 mm. The mounting depth is 68 mm, allowing for flexible integration into common door or dashboard designs. While no specific car brands are mentioned in the description, these dimensions are generally compatible with many conventional vehicle models. If you require extended modifications, the information on diameter and mounting depth is essential to ensure smooth integration.

What advantages does the copper cap in the Radioactive SQ GZRC 165.2SQ bring?

The linearizing copper cap in the Radioactive SQ GZRC 165.2SQ significantly contributes to improving audio performance. Copper caps help minimize magnetic stray flux and linearize the magnetic field distribution, reducing distortion and smoothing the overall frequency response. This results in more accurate and distortion-free sound reproduction. In particular, the transition between different frequency ranges becomes smoother, creating a truly natural sound. For tech enthusiasts who value the highest precision, this technology offers clear advantages by contributing to a significant improvement in sound fidelity.

What role does the silk dome tweeter play in the sound profile of the Radioactive SQ GZRC 165.2SQ?

The 25 mm silk dome tweeter of the Radioactive SQ GZRC 165.2SQ is crucial for the smooth and clear reproduction of high frequencies. Silk driver materials are known for their ability to produce smooth and natural tonal colors, allowing for clear and uncolored reproduction, especially at higher frequencies. Additionally, this tweeter features a mounting enclosure that facilitates installation in the vehicle and provides an optimal sound angle. These advantages are particularly noticeable during intense music use, such as classical or jazz, as even the finest sound nuances are precisely rendered.

What is the maximum power capability of the Radioactive SQ GZRC 165.2SQ?

The Radioactive SQ GZRC 165.2SQ from Ground Zero offers a maximum power capability of 190 watts with an RMS power of 120 watts. These values indicate that the speaker system is designed to deliver clear and distortion-free sound results even at higher volumes. The 3-ohm impedance works well with most car audio amplifiers, ensuring efficient power output. This configuration allows users to fully exploit the speaker's potential and is ideal for those who want a powerful and dynamic music experience in their vehicle.

Why is the Crossover an important element in the Radioactive SQ GZRC 165.2SQ?

The Crossover in the Radioactive SQ GZRC 165.2SQ is an essential element that controls the distribution of the audio signal to deliver optimal sound quality. With a specification of 12/12 dB/oct., it ensures that both the woofer and the Tweeter only play the frequencies intended for them, resulting in a harmonious and detailed sound image. The ability to adjust levels also provides the flexibility to accommodate different sound preferences individually. This element is particularly significant for audiophiles who value precise sound reproduction and want to optimize their system.

How does the rubber surround improve the performance of the Radioactive SQ GZRC 165.2SQ?

The rubber surround on the Radioactive SQ GZRC 165.2SQ plays a crucial role in the speaker's performance. This component allows for precise control of the diaphragm movement and minimizes unwanted resonances. The high flexibility of the rubber surround increases the stability of bass reproduction and also enhances durability, which is especially useful during intensive use. The combination with the Nomex spider provides the speaker with additional mechanical robustness. Tech enthusiasts will appreciate the increased precision and improved dynamic capabilities.

What distinguishes the Radioactive SQ GZRC 165.2SQ from conventional speaker systems?

The Radioactive SQ GZRC 165.2SQ differentiates itself from conventional speaker systems through its highly specialized technology. With features like Klippel® optimization, an aluminum diaphragm, and variable crossover frequency, it achieves outstanding sound quality and adaptability. The 3-ohm impedance allows for optimal integration into existing systems, while the 190-watt power capability ensures impressive sound dynamics. Due to the level-flexible Crossover, personal preferences can be easily accommodated. These technical refinements make the Radioactive SQ GZRC 165.2SQ an excellent choice for connoisseurs of exceptional audio experiences.

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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