3. Radioactive GZRM 165X

Radioactive GZRM 165X

70 Watt

Radioactive GZRM 165X

Technical Highlights

  • Impedance of 4 ohms, load capacity up to 120 watts, maximum power.
  • Frequency response ranges from 60 Hz to 25 kHz, high efficiency.
  • RMS power of 70 watts, robust design, weather resistance.
  • More technical details
€89.34
-10% €99.00 €89.34
2% discount with credit card

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ProductRadioactive GZRM 165X

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Ground Zero-Radioactive GZRM 165X-6.5" (16,5cm) Koaxial-Lautsprecher-masori-kaufen
€89.34
€99.00-10% €89.34

The Ground Zero Radioactive GZRM 165X is a 6.5 inch (16.5 cm) coaxial speaker as a 2-way marine coaxial speaker system. Designed for use in humid environments, splash and rainwater resistant, as well as saltwater resistant. Equipped with an IMPP cone, rubber surround, and a 13 mm PEI tweeter. The impedance is 4 Ohms, the frequency response ranges from 60 Hz to 25 kHz, and the efficiency is 91 dB. The power handling is 70 Watts RMS and 120 Watts maximum. The nominal diameter is 165 mm, the installation diameter is 142.5 mm, and the installation depth is 62 mm.

Features
  • 6.5 inch (16.5 cm) coaxial speaker
  • 2-way marine coaxial speaker system
  • Suitable for damp environments
  • Splash and rainwater resistant
  • Saltwater resistant
  • IMPP cone
  • Rubber surround
  • 13 mm PEI tweeter
Technical Specifications
  • Impedance: 4 Ohms
  • Frequency response: 60 Hz – 25 kHz
  • Efficiency: 91 dB
  • Power handling (RMS): 70 Watts
  • Power handling (max.): 120 Watts
  • Nominal diameter: 165 mm
  • Installation diameter: 142.5 mm
  • Installation depth: 62 mm

Frequently Asked Questions about Radioactive GZRM 165X

What technical features does the Radioactive GZRM 165X from Ground Zero offer?

The Radioactive GZRM 165X is a 6.5-inch coaxial speaker equipped with an IMPP cone and a rubber surround. These components make it particularly suitable for humid environments, as it is splash and rainwater resistant as well as saltwater resistant. Its 13 mm PEI tweeter ensures precise high-frequency reproduction. With an impedance of 4 ohms and a frequency response of 60 Hz to 25 kHz, it offers a balanced sound performance. The efficiency is at 91 dB, which, combined with a power handling of 70 watts RMS and a maximum power handling of 120 watts, ensures powerful playback.

For what applications is the Radioactive GZRM 165X suitable?

The Radioactive GZRM 165X from Ground Zero is specifically designed for use in humid environments, making it ideal for boats, patios, or other outdoor areas. Its water protection and durability features, including a splash and rainwater-resistant design, ensure reliable performance even in challenging environments. Its saltwater-resistant construction significantly contributes to this. The use in marine applications is optimized by the 2-way marine coaxial speaker, as its components are corrosion-resistant and thus designed for long-term use.

How is the frequency response of the Radioactive GZRM 165X designed?

The Radioactive GZRM 165X offers a frequency response of 60 Hz to 25 kHz, which optimally reproduces a wide range of music genres, from deep bass to clear highs. This range allows the speaker to represent both low and high frequencies in detail. The 13 mm PEI tweeter provides clear highs, while the IMPP cone combined with the rubber surround ensures rich bass and balanced mids. The frequency response is designed to immerse the user in a high-quality sound experience without compromising clarity.

What dimensions are necessary for the installation of the Radioactive GZRM 165X?

For the installation of the Radioactive GZRM 165X, certain dimensions are crucial. The nominal diameter of the speaker is 165 mm, with the installation diameter measuring 142.5 mm. The installation depth is 62 mm, which must be taken into account during installation to ensure a proper fit. This size is compatible with many common cutouts in boats or outdoor applications. Since the speaker system is designed for use in a marine environment, it is important to accurately calculate the space requirements to ensure flawless functionality and optimal sound.

What are the differences between an IMPP membrane and other membrane types in the Radioactive GZRM 165X?

The IMPP membrane of the Radioactive GZRM 165X is characterized by its high resistance and stability, making it ideal for loud environments and use in damp areas. Compared to conventional paper or fiberglass membranes, IMPP (Injection Molded Polypropylene) offers improved durability and moisture resistance. This polypropylene structure allows for clear sound reproduction while ensuring longevity. Especially in fluctuating humidity or moisture, as can occur in a marine environment, the IMPP membrane remains dimensionally stable, while other materials may tend to warp or split.

What is the load capacity of the Ground Zero Radioactive GZRM 165X?

The Ground Zero Radioactive GZRM 165X is designed for a continuous load capacity of 70 Watts RMS, ensuring consistent performance without overheating or loss of sound quality. The maximum load capacity is 120 Watts, allowing the speaker to handle short-term load peaks effortlessly. These values make it versatile for use, both in relaxed musical backgrounds and in more intense sound environments. Its performance capabilities are designed for long listening sessions without wear or loss of sound integrity, making it a robust choice for demanding applications.

What role does the efficiency of 91 dB play in the Radioactive GZRM 165X?

An efficiency of 91 dB in the Radioactive GZRM 165X means that the speaker generates sound energy from the supplied electrical power particularly efficiently. The higher the efficiency, the louder the speaker at the same amplifier power, which is crucial for use in energy-limited environments like boats. This efficiency supports powerful audio playback without the need for large amplifiers, leading to rational energy use. For users seeking clear, loud sound with optimal energy consumption, this efficiency is advantageous and represents an excellent combination of performance and sustainability.

What significance does the 13 mm PEI tweeter have for the sound quality of the Radioactive GZRM 165X?

The 13 mm PEI tweeter in the Radioactive GZRM 165X is crucial for reproducing clear and precise highs. PEI (Polyetherimide) is a plastic known for its excellent acoustic performance. The choice of material ensures a consistent, distortion-free high-frequency range, which excels particularly at high volumes. Especially in marine applications, where ambient noise can dominate, the quality of the tweeter plays an essential role in ensuring a balanced soundscape. It allows subtle details within the music to be heard clearly, enhancing the overall listening experience.

What makes the Ground Zero Radioactive GZRM 165X particularly suitable for boats and outdoor areas?

The Ground Zero Radioactive GZRM 165X features a splash- and rain-resistant design that is also saltwater resistant, making it ideal for boats and outdoor areas. The special water-protected construction ensures that the speaker remains resistant to the effects of moisture and salt, enhancing its durability and reliability in marine applications. Additionally, the robust design helps maintain sound intensity and clarity even in high humidity conditions. The speaker can be easily integrated into various environments where conventional speakers would fail.

How can the Radioactive GZRM 165X be optimally installed?

When installing the Radioactive GZRM 165X, it is important to consider the dimensions: a cutout diameter of 142.5 mm and a mounting depth of 62 mm. These measurements facilitate integration into various setups. The installation should take place in an environment shielded from splashes and direct sunlight to maintain sound quality. It is advisable to mount the speaker with appropriate seals to prevent water ingress and ensure a long lifespan for the system. Position it to provide maximum acoustic efficiency without resonances or sound distortions.

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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