3. Speaker sets with excellent price/performance ratio
  5. Radioactive SQ GZRC 165.3SQ-ACT

Radioactive SQ GZRC 165.3SQ-ACT

230 Watt

Radioactive SQ GZRC 165.3SQ-ACT

Technical Highlights

  • Efficiency 90 dB, frequency response 35 Hz to 25 kHz, optimal.
  • With 6.5 inch aluminum diaphragm, rubber surround, perfectly tuned.
  • Low-resonance steel basket, Nomex centering spider, 3-way active system.
  • More technical details
€248.67
-29% €349.00 €248.67
2% discount with credit card

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ProductRadioactive SQ GZRC 165.3SQ-ACT

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1 year extra warranty

Every product purchased from Masori includes an additional year of warranty in the third year after purchase (months 25–36). We cover repair or replacement free of charge for covered warranty claims. Automatic and free – exclusively for Masori customers. Your statutory rights remain unaffected.

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Ground Zero-Radioactive SQ GZRC 165.3SQ-ACT-6.5" (16,5cm) Lautsprecherset-masori-kaufen
€248.67
€349.00 €248.67

Radioactive SQ GZRC 165.3SQ-ACT is a 6.5 inch 16.5 cm Speaker Set from Ground Zero. It is a 3-way SQ component speaker system for active operation without crossovers, featuring the models GZRT 25SQ, GZRM 80SQ, and GZRK 165SQ. The black anodized aluminum diaphragm, a rubber surround, and a resonance-optimized steel basket are included. A Nomex centering spider is integrated, and protective grilles are included. The efficiency is 90 dB, and the frequency response ranges from 35 Hz to 25 kHz. The installation diameter is 142.5 mm with an installation depth of 68 mm. Crossover frequencies are specified at 200 Hz and 4300 Hz. The overall diameter is 165 mm.

Features
  • 6.5 inch 16.5 cm Speaker Set
  • 3-way SQ component speaker system for active operation without crossovers
  • Black anodized aluminum diaphragm
  • Rubber surround
  • Resonance-optimized steel basket
  • Nomex centering spider
  • Includes protective grille
  • Tweeter GZRT 25SQ
  • Midrange speaker GZRM 80SQ
  • Woofer GZRK 165SQ
Technical Data
  • Diameter: 165 mm
  • Installation Ø: 142.5 mm
  • Installation depth: 68 mm
  • Efficiency: 90 dB
  • Frequency response: 35 Hz – 25 kHz
  • Crossover frequencies: 200 Hz / 4300 Hz

Frequently Asked Questions about Radioactive SQ GZRC 165.3SQ-ACT

How is the Radioactive SQ GZRC 165.3SQ-ACT installed in the car?

When installing the Radioactive SQ GZRC 165.3SQ-ACT, it is important to consider the exact dimensions of 165 mm in diameter and a mounting depth of 68 mm. The mounting opening should have a diameter of 142.5 mm. Since it is an active 3-way component system, no crossover is needed, which simplifies installation. The correct placement of the tweeters (GZRT 25SQ) and midrange drivers (GZRM 80SQ) can significantly affect the sound. Pay attention to the placement of the protective grilles to protect the membranes. A suitable installation location without resonances improves the listening experience.

What technical features does the Radioactive SQ GZRC 165.3SQ-ACT offer?

The Radioactive SQ GZRC 165.3SQ-ACT is characterized by its black anodized aluminum membrane and a rubber surround that ensure clarity and precision. A resonance-optimized steel basket contributes to stability, while the Nomex spider ensures durability. The frequency response of 35 Hz to 25 kHz combined with an efficiency of 90 dB allows for a wide spectrum to be reproduced clearly and in detail. This 3-way component system has been specifically designed for active operation without crossovers, allowing for flexible integration into existing audio systems.

What are the components of the Radioactive SQ GZRC 165.3SQ-ACT speaker system?

The Radioactive SQ GZRC 165.3SQ-ACT includes various specialized components: The tweeter GZRT 25SQ provides clear reproduction of high frequencies. The midrange driver GZRM 80SQ is designed to accurately represent mid frequencies. The woofer GZRK 165SQ completes the set by powerfully reproducing low and mid frequencies. This division allows the speaker system to create a precise soundstage. Additionally, protective grilles are included to ensure the longevity of the speaker components.

What frequencies does the Radioactive SQ GZRC 165.3SQ-ACT cover?

The Radioactive SQ GZRC 165.3SQ-ACT has an impressive frequency response of 35 Hz to 25 kHz, covering both deep bass and high treble. This range, combined with an efficiency of 90 dB, provides consistent and clear audio playback even at higher volumes. The crossover frequencies at 200 Hz and 4300 Hz ensure that the transition between the individual components of the 3-way system is harmonious, without frequency cancellations or overlaps.

Why is the aluminum diaphragm of the Radioactive SQ GZRC 165.3SQ-ACT advantageous?

The black anodized aluminum diaphragm of the Radioactive SQ GZRC 165.3SQ-ACT offers several advantages: aluminum is lightweight, allowing for quick movements and thus leading to precise sound reproduction. The anodization protects the material from corrosion and increases its lifespan. This design improves detail fidelity in music reproduction, especially in high and mid tones. Especially if you enjoy listening to music loudly, the sound remains clear without distortion. The combination with the rubber surround helps minimize unwanted resonances.

How does the resonance-optimized steel basket affect the performance of the Radioactive SQ GZRC 165.3SQ-ACT?

The resonance-optimized steel basket of the Radioactive SQ GZRC 165.3SQ-ACT plays a crucial role in sound quality. By minimizing self-resonances, the steel basket supports uncolored sound reproduction, which is particularly beneficial at higher volumes. The stable frame reduces vibrations that could disturb the sound image, ensuring more precise audio playback. This is especially helpful when complex musical pieces are played, as each speaker fulfills its task without sonic impairments.

What role does the Nomex spider play in the Radioactive SQ GZRC 165.3SQ-ACT?

The Nomex spider in the Radioactive SQ GZRC 165.3SQ-ACT is a central component for the mechanical stability of the speaker. Nomex, known for its heat resistance and strength, ensures that the speaker diaphragm remains in the correct position and moves evenly even under prolonged load. This reduces distortion in audio playback and contributes to a higher overall lifespan of the speaker. In combination with the rubber surround, the spider allows for precise movement control, significantly supporting sound clarity.

Is the Radioactive SQ GZRC 165.3SQ-ACT compatible with my car?

The compatibility of the Radioactive SQ GZRC 165.3SQ-ACT depends on the space available in your vehicle. With a diameter of 165 mm and a mounting depth of 68 mm, as well as a mounting opening of 142.5 mm, this system is universally adaptable for installation, provided the specified dimensions are available in your vehicle. Additionally, the mounting points must effectively absorb vibrations to allow bass tones without distortion. However, for older or specialized car brands, it may be necessary to make adjustments so that the sound of the speaker is fully realized.

What advantages does the efficiency of 90 dB offer with the Radioactive SQ GZRC 165.3SQ-ACT?

An efficiency of 90 dB with the Radioactive SQ GZRC 165.3SQ-ACT means that the speaker is efficient and delivers high volume with low power consumption. This is beneficial when the amplifier's power reserves are limited. A higher efficiency also ensures that sound details are clearly perceivable during playback of both quieter and louder passages. Especially in actively operated systems without additional crossovers, this provides flexibility in integration to adjust the sound according to personal preferences.

What crossover frequencies does the Radioactive SQ GZRC 165.3SQ-ACT have?

The Radioactive SQ GZRC 165.3SQ-ACT has crossover frequencies at 200 Hz and 4300 Hz. These crossover frequencies are crucial for the seamless interface between the various speaker components of the system. At 200 Hz, the low/mid-range is handed over to the midrange driver, while at 4300 Hz, the tweeter takes over. A precise tuning of these frequencies helps to avoid frequency gaps or overlaps, creating a smooth and detailed sound image, thus ensuring an optimal listening experience.

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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