3. Cento CX 100

Cento CX 100

17 reviews

40 Watt

Cento CX 100

17 reviews

Technical Highlights

  • Power: 40W RMS, 120W Peak, Impedance: 4 Ohm, Spl: 92 dB.
  • Frequency response: 80-22k Hz, woofer/tweeter Ø: 25/13 mm.
  • Weight: 0.47kg, Magnet: Ferrite/Neodymium, Membrane: Paper+Mica.
  • More technical details
€72.96
-8% €79.00 €72.96
2% discount with credit card

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ProductCento CX 100

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datasheet
Hertz-Cento CX 100-4" (10cm) Koaxial-Lautsprecher-masori-kaufen
€72.96
€79.00-8% €72.96

Hertz Cento CX 100 is a 4-inch (10 cm) coaxial speaker. It features an SPP-M diaphragm made of semi-pressed paper and mica, along with a 25 mm voice coil on the aluminum frame of the mid-bass driver. The 24 mm Soft Tetolon tweeter is ferrofluid-cooled; RHFC (Rotary High Frequency Contour) and a tweeter faceplate optimized by FEM are integrated. The mid-bass driver magnet is made of high-density flux ferrite with low-carbon pole plates, while the tweeter magnet is made of neodymium. Xmech 2.9 mm, weight per speaker 0.47 kg. Dimensions A 102.5 mm, B 93 mm, C 57.5 mm, D 43.5 mm. Electroacoustic specifications: D 86.5 mm, Re 3.1 Ohm, Le 0.18 mH, Vas 2 l, Mms 5.1 g, Cms 0.41 mm/N, BL 3.3 Tm, Qts 0.81, Qes 1.00, Qms 4.1, SPL 92 dB, frequency response 80 to 22000 Hz.

Features
  • 4-inch (10 cm) coaxial speaker
  • Size 100 mm
  • SPP-M diaphragm (semi-pressed paper + mica)
  • 24 mm Soft Tetolon tweeter, ferrofluid-cooled
  • RHFC (Rotary High Frequency Contour) for off-axis operation alignment
  • Tweeter faceplate optimized by FEM simulation
  • 25 mm voice coil (mid-bass driver) with aluminum frame
  • Mid-bass driver magnet high-density flux ferrite, low-carbon pole plates
  • Tweeter magnet neodymium
  • Compact 3-spoke basket with rubber magnet protection
  • Speaker grille made of ABS with metallic finish and metal mesh
  • Dimensions A 102.5 mm, B 93 mm, C 57.5 mm, D 43.5 mm
  • Weight per speaker 0.47 kg
Technical Specifications
  • RMS power handling 40 W
  • Peak power handling 120 W
  • Impedance 4 Ohm
  • Frequency response 80 - 22000 Hz
  • Mid-bass driver voice coil Ø 25 mm
  • Tweeter voice coil Ø 13 mm
  • Mid-bass driver magnet size 70 x 32 x 10 mm (W x D x H)
  • Tweeter magnet size 13 x 2 mm (W x H)
  • D 86.5 mm
  • Re 3.1 Ohm
  • Fs 100 Hz
  • Le 0.18 mH
  • Vas 2 l
  • Mms 5.1 g
  • Cms 0.41 mm/N
  • BL 3.3 Tm
  • Qts 0.81
  • Qes 1.00
  • Qms 4.1
  • SPL 92 dB
  • Xmech 2.9 mm

Frequently Asked Questions about Cento CX 100

How does the Tetolon tweeter membrane affect the sound quality of the Hertz Cento CX 100?

The 24mm Tetolon tweeter membrane in the Hertz Cento CX 100 offers exceptional detail reproduction, particularly in the high frequencies, thanks to its natural and smooth sound characteristics. The use of ferrofluid for cooling and RHFC technology optimally aligns the tweeter membrane to ensure a linear frequency response even in off-axis operation. Especially if you enjoy listening to complex music styles with many highs, you will particularly appreciate the clarity and precision in the audio playback of the CX 100. The acoustic properties have been further perfected through FEM-optimized tweeter faceplate geometries.

What role does the SPP-M membrane play in the Cento CX 100 and how does it affect the sound?

The SPP-M membrane in the Hertz Cento CX 100 combines pressed paper with mica, providing a balance of low weight and high damping capability. This unique composition allows the speaker's frequency response to remain even and minimizes distortion. With a size of 100 mm and the ability to accurately reproduce low to mid frequencies, it gives the speaker its full sound volume and supports the woofer's voice coil with an aluminum carrier at high excursions without loss of performance. The clear and deep sound is particularly noticeable during dynamic passages.

What are the technical specifications of the Hertz Cento CX 100?

The Hertz Cento CX 100 is a 4-inch speaker with a nominal power handling of 40 watts RMS and a peak power of 120 W. The impedance is 4 ohms. The 25mm voice coil of the woofer and the 13mm voice coil of the tweeter work perfectly together to cover a frequency range of 80 Hz to 22 kHz. With a sound pressure level of 92 dB and electromechanical parameters such as Mms (5.1 g), Bl (3.3 T*m), and Qts (0.81), the product demonstrates its acoustic efficiency in impressive sizing and integration.

What materials and designs are used in the Cento CX 100 for optimal performance?

In the Hertz Cento CX 100, materials such as semi-pressed paper with mica for the diaphragm and high-density ferrite for the woofer magnets are used to reduce distortion. The compact three-spoke basket with rubber magnet cover minimizes vibrations, while the ABS plastic grille with metallic finish provides an elegant appearance. The aluminum carrier of the 25 mm driver increases stability and displacement potential. This combination of materials and design optimizations allows the speaker to remain reliable and acoustically balanced even at high volumes.

How does the Hertz Cento CX 100 perform in off-axis operation?

The Hertz Cento CX 100 is perfect for off-axis installations, thanks to its RHFC tweeter and FEM-optimized tweeter faceplate geometry, which enables a harmonious sound image even with deviations from the ideal listening angle. Even in non-axial viewing, the high frequencies remain clearly defined and the overall acoustics are uniform. Especially when used in vehicles, where speakers are rarely mounted at ear level, the design of the CX 100 ensures that the listener experiences a rich and high-quality audio enjoyment regardless of their seating position in the room.

What are the dimensions and what does that mean for the installation of the Hertz Cento CX 100?

The physical dimensions of the Hertz Cento CX 100 are crucial for installation. With a diameter of 102.5 mm and a depth of 57.5 mm, you can easily integrate the speaker into many standard installation spaces in your vehicle. The compact design with a weight of 0.47 kg per speaker facilitates handling. It is important to check the dimensions of your vehicle carefully to ensure that the speaker fits without modification of the speaker mount. Especially when planning a specific vehicle model, considering these parameters is essential to prevent acoustic impairments.

What acoustic advantages does the neodymium tweeter magnet in the CX 100 offer?

The neodymium tweeter magnet in the Hertz Cento CX 100 provides precise and fast response times of the high-frequency diaphragm due to its high magnetic density. Its compact size contributes to the overall lightweight and ensures a stronger magnetic flux, significantly increasing the efficiency of the speaker. Neodymium magnets are known for their ability to enhance the dynamics and clarity of high frequencies, resulting in superior fidelity when playing music with many subtle nuances. This character is particularly beneficial when clear vocals or instrumental pieces are played.

What frequency ranges does the Hertz Cento CX 100 cover and why is that relevant?

The Hertz Cento CX 100 covers a frequency range from 80 Hz to 22 kHz, making it ideal for use in different music genres. This wide frequency response allows for both deep bass tones and high, bright frequencies to be heard, creating a comprehensive musical experience. This ability to accurately reproduce various musical dynamics ensures that you experience the full range of a piece of music, whether you are listening to classical music with smooth transitions or modern tracks with intense bass. Its bandwidth is therefore a crucial purchasing criterion.

How does the CX 100 compare to other coaxial speakers in terms of sound fidelity?

The Hertz Cento CX 100 stands out from other coaxial speakers due to its innovative design and the use of high-quality materials such as Tetolon and the SPP-M membrane. These components enable a differentiated and nuanced sound reproduction. Particularly, the fine-tuning of the tweeters with ferrofluid cooling and the robust voice coil for the woofers ensure a harmonious sound image with reduced distortion. These construction features make it the top choice for music lovers who value sound fidelity. Its high sensitivity and sophisticated design clearly set it apart from conventional models.

What does the Xmech feature in the Cento CX 100 mean for bass reproduction?

The Xmech feature of the Hertz Cento CX 100 represents a mechanical displacement of up to 2.9 mm and ensures that the speaker can significantly displace even at high levels without producing distortion or suffering damage. This property is particularly advantageous for bass reproduction and provides powerful and clear lows that seamlessly integrate into the existing sound image. Whether listening to bass-intensive tracks or dynamic film soundtracks, the Xmech feature allows for a performance boost without compromising the structural integrity of the speaker.

Manufacturer information/responsible person

Elettromedia SpA
62018 Potenza Picena (MC)
Strada Regina km 3,500
Italy

Contact person:
Simone Iampieri
Executive Director Assistant
T +39 0733 870 813
Elettromedia SpA
62018 Potenza Picena (MC) Italy
Strada Regina km 3,500
T + 39 0733 870 870

Contact: simone.iampieri@elettromedia.it

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