Ground Zero Radioactive GZRF 4.0SQX 4" (10cm) coaxial speaker

Name: Ground Zero Radioactive GZRF 4.0SQX 4 inch coaxial speakers
Brand: Ground Zero
Price: 75.65 EUR
Availability: InStock
Rating: 5.0 (1 reviews)

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Ground Zero Radioactive GZRF 4.0SQX 4" (10cm) coaxial speaker

1 Review

Power 70/110 watts, impedance 3 ohms, frequency response 70 Hz-24 kHz.
Efficiency 90 dB, 25 mm silk dome tweeter, 3 ohms.
Aluminum membrane, rubber surround, steel basket, ferrite magnet.
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Radioactive GZRF 4.0SQX by Ground Zero

The Radioactive GZRF 4.0SQX from Ground Zero is a 4-inch coaxial speaker. This 2-way speaker system features an aluminum cone, a rubber surround, and a Conex® centering spider. The speaker also has a low-resonance steel basket, a highly efficient 3 Ohm design, and a 25 mm silk dome tweeter. A ferrite magnet and tweeter/overload protection ensure reliable performance. Including a protective grille, the GZRF 4.0SQX offers a frequency response of 70 Hz to 24 kHz and a sensitivity of 90 dB.

Features

4-inch coaxial speaker
2-way coaxial speaker system
Aluminum cone
Rubber surround
Conex® centering spider
Low-resonance steel basket
Highly efficient 3 Ohm design
25 mm silk dome tweeter
Ferrite magnet
Tweeter and overload protection
Includes protective grille

Specifications

Diameter 100 mm
Power handling (RMS/max.) 70 / 110 watts
Impedance 3 Ohm
Sensitivity 90 dB
Frequency response 70 Hz – 24 kHz
Tweeter 25 mm silk dome
Mounting diameter Ø 93 mm
Mounting depth 47 mm
Crossover 6 dB/octave high-pass filter

Ground Zero Radioactive GZRF 4.0SQX Datenblatt

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Frequent questions about Radioactive GZRF 4.0SQX

Wie ist der Frequenzgang des Radioactive GZRF 4.0SQX Lautsprechers?

The Radioactive GZRF 4.0SQX from Ground Zero offers an impressive frequency response ranging from 70 Hz to 24 kHz. This allows for precise reproduction of deep bass to high-frequency sounds. With an efficiency of 90 dB, this speaker ensures high efficiency and volume development, even with moderate amplifier power. The use of a 25 mm silk dome tweeter helps deliver clearly defined highs. The frequency response is a crucial factor in sound reproduction quality, making the GZRF 4.0SQX an excellent choice for integrated audio systems.

Welche Besonderheiten besitzt das 2-Wege-Koaxial-System des Ground Zero Radioactive GZRF 4.0SQX?

The 2-way coaxial system of the Radioactive GZRF 4.0SQX is equipped with an aluminum membrane and a 25 mm silk dome tweeter. The aluminum membrane provides stability and clear sound reproduction by minimizing distortion. The silk dome tweeter offers smooth and detailed high-frequency reproduction, making the sound image more pleasant. A ferrite magnet supports the magnetic force and thus the efficiency of the speaker. The integrated high-frequency and overload protection ensures that the speaker components remain protected even at high volumes. This combination makes it a versatile system for use in various vehicles.

Wie beeinflusst die 3 Ohm Impedanz die Leistung des Radioactive GZRF 4.0SQX?

The 3 Ohm impedance of the Radioactive GZRF 4.0SQX leads to higher efficiency of the speaker compared to standard 4 Ohm speakers. This lower impedance means that the speaker requires less electrical power to produce a higher sound pressure level. As a result, it can play louder without excessively stressing the amplifier. This is particularly advantageous when working with common car radios or amplifiers, which are often designed for 4 Ohms. An additional benefit is that the reduced impedance allows for better music dynamics and more detailed sound reproduction.

Welche Schutzmechanismen sind im Ground Zero Radioactive GZRF 4.0SQX integriert?

The Radioactive GZRF 4.0SQX from Ground Zero is equipped with a high-frequency and overload protection, which provides important protective mechanisms for the speaker. The high-frequency protection ensures that the 25 mm silk dome tweeter is protected from excessive energy inputs, while the overload protection safeguards the speaker from potential damage due to excessively high volumes. These protective devices significantly increase the lifespan of the system and prevent critical components from being damaged by overheating or overload. These protection features ensure reliable performance and stable sound in any situation.

Welches Material wird für die Membran des GZRF 4.0SQX verwendet und welche Vorteile bietet es?

The membrane of the Radioactive GZRF 4.0SQX is made of aluminum. Aluminum is an ideal material for speaker membranes due to its stiffness and lightness. It ensures precise reproduction of audio signals with minimal distortion, resulting in clear and detailed sound. Additionally, the aluminum membrane allows for quick and precise movement, which is particularly advantageous at high volumes. These properties make the material especially dynamic and robust, perfect for use in cars, where changing temperature conditions and vibrations can occur.

Welche Rolle spielt der Ferrit-Magnet im Radioactive GZRF 4.0SQX?

The ferrite magnet in the Radioactive GZRF 4.0SQX is an important component of the speaker system. This type of magnet is known for its impressive magnetic strength and cost-effective production. The ferrite magnet creates a strong magnetic field that precisely controls the diaphragm movement, enabling clean sound reproduction. It is particularly suitable for use in speakers that need to handle high performance requirements without losing efficiency. This magnetic component ensures that the speaker operates reliably even under heavy load and delivers dynamic sound reproduction.

Wie wirkt sich das Design des Stahlkorbs auf den Klang des GZRF 4.0SQX aus?

The resonance-optimized steel basket of the Radioactive GZRF 4.0SQX significantly contributes to sound quality by minimizing unwanted vibrations. A resonance-optimized frame ensures that the speaker's energy is not converted into body sound, which reduces distortion and optimizes sound fidelity. The solid construction of the steel basket ensures that the diaphragm movement remains precise, allowing the speaker to operate stably over the long term. Especially in mobile applications like in cars, this improved sound provides consistently clear audio performance. The stability of the steel basket optimizes sound even in challenging environments.

Wie wird der Radioactive GZRF 4.0SQX Lautsprecher am besten im Auto montiert?

When installing the Radioactive GZRF 4.0SQX speaker in the car, the dimensions are crucial. With a mounting diameter of 93 mm and a mounting depth of 47 mm, it fits easily into many standard speaker openings. A main focus is on securely fastening the speaker to avoid noise from vibrations and to maximize sound quality. Often, additional soundproofing measures are advisable to optimize the acoustics in the vehicle. The included protective grille protects the speaker from impacts and dust. Compatibility with various car types should be checked in advance.

Welchen Einfluss hat die Conex® Zentrierspinne auf die Performance des GZRF 4.0SQX?

The Conex® centering spider in the Radioactive GZRF 4.0SQX plays a central role in the suspension of the speaker membrane. It ensures that the membrane remains precisely in its intended movement, thereby minimizing distortion and sound coloration. Due to the high elasticity and stability of the Conex® materials, the speaker's performance remains consistent even during dynamic musical passages. The centering spider helps maintain linear displacement, which is particularly important for clean bass reproduction at low frequencies. This sustainably contributes to the longevity and performance of the speaker.

Welche Lautsprecherleistungsangaben sind beim GZRF 4.0SQX von Bedeutung?

The Radioactive GZRF 4.0SQX offers a power handling capacity of 70 watts RMS and up to 110 watts maximum. These power specifications indicate the continuous and peak power that the speaker can handle without damage. The efficiency is at 90 dB, which ensures high volume levels with low power consumption. It is important to have the correct matching with the amplifier to achieve optimal results in sound quality. These performance parameters make the speaker ideal for use in various applications, whether in standard audio systems or elaborate car sound installations.

Herstellerinformation/verantwortliche Person

Ground Zero GmbH
Erlenweg 25
85658 Egmating, Germany

Tel +49 (0)8095 873 830

E-Mail: info@ground-zero-audio.com

Let customers speak for us

from 9059 reviews

Jean François Tedesco

Alpine tube 12 bazooka , Un sacré caisson de basses ,

Un sacré caisson de basses , j'ai eu un 46 cm killer 454 de l'époque année 90 , qui tapait vraiment bien , mais ce tube est bien plus fort et plus ample, toutes les basses passent sans problème, avec une télécommande à réglage multiples taramps eq bass , et un ampli Machete de masori , le couple est parfait, personnellement j'en ai deux tubes et ça donne énormément, avec l'ampli 2 x 530 en 4 ohms . Parfois le plus simple est bien meilleur et plus durable .

SWT-12S4

11/29/2025

Bartosz Erber

X-10 v3 d2

Hallo. Sehr freundlicher Kundenservice und schnelle Auftragsabwicklung. Der Lautsprecher ist brandneu und unbenutzt. Ich habe ihn vor einiger Zeit gekauft, aber erst kürzlich das Gehäuse fertiggestellt. Die Parameter entsprechen den Herstellerangaben: 42,5 Liter Nettovolumen, abgestimmt auf 32 Hz und 21 mm starkes Sperrholz. Ich hatte noch nie einen 10-Zoll-Lautsprecher und wusste nicht, was mich erwartet, aber das Ergebnis hat meine kühnsten Erwartungen übertroffen. Der Bass aus einem so kleinen Lautsprecher in einem so kleinen Gehäuse ist einfach unglaublich. Um den X-10 zu kaufen, habe ich meinen DD 712f in einem 70-Liter-Gehäuse verkauft, und der war ein Volltreffer. Der Sundown ist in jeder Hinsicht besser. Ich kann diesen Lautsprecher und den Händler, bei dem ich ihn gekauft habe, wärmstens empfehlen. Beste Grüße.

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11/18/2025

tatazz

Est arrivé à la maison très rapidement

Est arrivé à la maison très rapidement 👌🏽

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Anonym

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Geht echt gut und leicht zum einstellen

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Georges, Alexander, Vainohoarii NAGLE

Très satisfaisant.

Bonjour, je reçu le colis bien emballé.
Je recommande vivement, la livraison est gratuite et rapide, je recommanderai sûrement encore chez Masori.

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Bought again

Bought again. Great price, fast delivery, nice !

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Perfect sound, I bough 2 pairs for the door and

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Der Einbau war Plug & Play, alles passt perfekt ohne Anpassungen.
Im Vergleich zum originalen Canton Subwoofer spielt dieser deutlich stärker, präziser und mit mehr Druck.
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