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  5. C100AM-04-730 / FG
Accuton Automotive C100AM-04-730 / FG 4" (10cm) Midrange Speaker
SKU:  C100AM-04-730
100 Watt

C100AM-04-730 / FG

SKU:  C100AM-04-730

Technical Highlights

  • Neo underslung motor, high flux, frequency range 100-7000 Hz.
  • Sensitivity 91 dB, DC resistance 4 Ω, resonance frequency 145 Hz.
  • Voice coil 100 W, diameter 32 mm, linear excursion +/4 mm.
  • More technical details
color: Keramik
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C100AM-04-730 / FG by Accuton Automotive Description

The C100AM-04-730 / FG is a 4-inch (10 cm) midrange driver from Accuton Automotive with automotive electronics approved for moisture, temperature, and vibration. Neo underhung motor with high flux and extended Xmax design. Frequency range 100 Hz to 7000 Hz in a sealed box, sensitivity 91 dB, DC resistance 4 Ω, and resonance frequency 145 Hz. The voice coil has a power handling of 100 W, a diameter of 32 mm, a linear excursion of +/- 4 mm, inductance 0.1 mH, force factor 5.0 N/A, material Cu and former Ti, ferrofluid filling no. Dimensions with a total diameter of 100 mm, cutout diameter of 79 mm, minimum front panel thickness of 6 mm, and total depth of 58 mm, as well as a motor assembly with a depth of 18 mm and a diameter of 58 mm.

Features
  • 4-inch (10 cm) midrange driver
  • Automotive electronics approved for moisture/temperature/vibration
  • No compression for ultra-high dynamic and high-resolution applications
  • Neo underhung motor with high flux
  • Extended Xmax design
  • Frequency range 100 Hz – 7000 Hz in a sealed box
  • Sensitivity 91 dB
  • DC resistance 4 Ω
  • Power handling 100 W
  • Linear excursion +/- 4 mm
  • Voice coil diameter 32 mm
  • Total diameter 100 mm
  • Cutout diameter 79 mm
  • Minimum front panel thickness 6 mm
  • Total depth 58 mm
  • Screwing 3 x DIN7984
Technical Specifications
  • Resonance frequency 145 Hz
  • Equivalent air volume Vas 0.67 l
  • Mechanical quality Qms 5
  • Electrical quality Qes 0.46
  • Total quality Qts 0.42
  • Effective piston area Sd 37 cm²
  • Moving mass Mms 4 g
  • Suspension compliance Cms 0.35 mm/N
  • Mechanical resistance Rms 0.64 kg*s
  • Voice coil inductance Le 0.1 mH
  • Force factor Bl 5.0 N/A
  • Motor type underhung
  • Ferrofluid filling No
  • Depth of motor assembly 18 mm
  • Diameter of motor assembly 58 mm

Frequently Asked Questions about C100AM-04-730 / FG

What features does the midrange driver C100AM-04-730 / FG have?

The midrange driver C100AM-04-730 / FG from Accuton Automotive offers various technical features, including a high-flux neo underhung motor, an extended Xmax design, and suitability for ultra-high dynamic applications. It covers a frequency range from 100 Hz to 7000 Hz and is specifically designed for moisture, temperature, and vibration-resistant applications in vehicles. The aluminum diaphragm ensures high stability and resolution. The DC resistance is 4 Ω, and the sensitivity is 91 dB. The ability to handle up to 100 W of power consumption highlights its versatility.

What are the dimensions of the C100AM-04-730 / FG?

The C100AM-04-730 / FG has specific dimensions that are crucial for installation in vehicles. The overall diameter is 100 mm, while the cutout diameter is 79 mm. The total depth of the speaker measures 58 mm, and the front plate thickness is at least 6 mm. Additionally, the depth of the motor assembly is 18 mm, which facilitates placement. These detailed measurements are essential to consider, especially when installation in specific vehicle concepts is to ensure optimal sound quality.

What frequency ranges does the C100AM-04-730 / FG cover?

The midrange driver C100AM-04-730 / FG covers an extensive frequency range from 100 Hz to 7000 Hz. This wide range allows for precise and dynamic audio reproduction, which is particularly important in automotive applications. The speaker is designed for installation in closed boxes, allowing for accurate control of sound output. Its technology promotes clear reproduction of both low tones and high frequencies, which is especially beneficial for music lovers or for the acoustic enhancement of vehicle environments.

What power can the midrange driver C100AM-04-730 / FG handle?

The C100AM-04-730 / FG midrange driver is designed for a power handling of 100 W. This high power capacity allows it to handle extreme peaks and volumes without producing compression effects or distortions. The voice coil diameter of 32 mm and the advanced material choice, such as the use of copper for the voice coil, help to ensure optimal performance efficiency. These features are particularly important in demanding acoustic applications, whether for listening to music at high volumes or for accurate reproduction at lower levels.

What specific technical features does the C100AM-04-730 / FG have?

The technical features of the C100AM-04-730 / FG include innovative elements such as a neo underhung motor that ensures high magnetic flux, keeping the sound particularly dynamic. A linear excursion of +/- 4 mm provides precision in sound reproduction. The resonance frequency is 145 Hz, and the effective piston area is 37 cm², contributing to powerful audio output. Notably, it is optimized for acoustic conditions in vehicles, demonstrating its resistance to moisture, temperature, and vibration.

How compatible is the C100AM-04-730 / FG with vehicles?

The C100AM-04-730 / FG is ideally suited for use in vehicles due to its specific technical characteristics. Since no specific car brands are mentioned, its dimensions of 100 mm in diameter and the minimum front panel thickness are crucial factors for adaptability. The extended Xmax design and temperature-resistant electronics also make it suitable for applications across a wide range of vehicle types. Important for vehicle integration is considering the installation depth of 58 mm to achieve optimal fit and performance.

What materials are used in the C100AM-04-730 / FG midrange driver?

The C100AM-04-730 / FG uses high-quality materials to provide superior audio performance. The voice coil is made of copper, allowing for precise and efficient conduction of electrical signals. The voice coil former is made of titanium, known for its strength and low weight. This material choice supports the high power handling of 100 W and contributes to the speaker's exceptional performance. Additionally, these materials show resistance to the challenges posed by temperature and humidity fluctuations in the automotive environment.

What are the Thiele-Small parameters of the C100AM-04-730 / FG?

The C100AM-04-730 / FG has specific Thiele-Small parameters that determine its acoustic performance. The mechanical quality factor Qms is 5, while the electrical quality factor Qes is 0.46, resulting in a total quality factor Qts of 0.42. These parameters are essential for understanding the resonance characteristics of the speaker and integrating it correctly into a speaker system. Additionally, it has an equivalent air volume Vas of 0.67 liters and a moving mass Mms of 4 g. These values relate to its ability to respond quickly to signals and produce clear tones.

How does the C100AM-04-730 / FG perform in terms of vibrations and load capacity?

The C100AM-04-730 / FG from Accuton Automotive is specifically designed for challenges regarding vibrations and load capacity. With a linear displacement of +/- 4 mm, the speaker can handle strong fluctuations without distortion. This is further supported by the robust construction and innovative Xmax design. The compliance CMs is 0.35 mm/n, providing excellent stability under varying loads. The mechanical resistance Rms of 0.64 kg*s also plays a significant role in ensuring precise reproduction without energy losses.

What advantages does the extended Xmax design of the C100AM-04-730 / FG offer?

The extended Xmax design of the C100AM-04-730 / FG ensures excellent control over the diaphragm movement, leading to clear and precise sound reproduction, especially at low frequencies. The extended travel allows the speaker to operate without distortion even at high volumes, which is particularly beneficial when listening to demanding music genres. The displacement remains linear up to the limit of +/- 4 mm, guaranteeing a consistent and distortion-free audio experience. This promotes the longevity and effectiveness of the speaker in daily use.

Manufacturer information / responsible person

THIEL & PARTNER GmbH Adrian Bankewitz Dirk Vaehsen Rommerskirchener Str. 21 / Unit 25 Walzwerk D-50259 Pulheim Germany Contact: info@accuton.com