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Emphaser

ESW-M8

8" (20cm) Subwoofer

116,10€
129,00€ 116,10€
-10%
incl. VAT , possibly plus shipping

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Highlights

  • Subwoofer: 8" (20 cm), aluminum membrane, 4 ohms.
  • Power: 200 W RMS, Frequency response: 30-100 Hz.
  • Features: Butyl rubber surround, strontium ferrite magnet.
Seen more cheaply Personal Offer
brand: Emphaser
Delivery time:
Available for delivery, with you in 1-4 days
Watt RMS:
200
Subwoofer Type:
ferrite
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116,10€
129,00€ 116,10€

The ESW-M8 from EmPhaser is an 8" (20cm) subwoofer that offers numerous advanced features. These include an aluminum diaphragm, a butyl rubber surround, and a Connex centering spider. The model features an aluminum die-cast basket and a strontium ferrite double magnet. Other special characteristics include a polyimide voice coil former, a 4-layer copper wire voice coil, and a deep-drawn pole plate bore. Technically, the subwoofer impresses with a frequency response of 30 – 100 Hz and a nominal power handling of 200 W RMS at an impedance of 4 ohms.

Main features

  • 20 cm Subwoofer
  • Aluminum Membrane
  • Butyl rubber strip
  • Connex Centering Spider
  • Aluminium Die Casting Basket
  • Strontium-Ferrite Double Magnet
  • Polyimide coil carrier
  • 4-layer copper wire oscillating coil
  • Deep-drawn pole plate drilling
  • Print Terminal

Technical Data

  • Frequency response*: 30 – 100 Hz
  • Rated power*: 200 W RMS
  • Impedance: 4 Ohm
  • Coil diameter: 2" / 51 mm
  • Winding height of the oscillating coil: 25.2 mm
  • Installation diameter: 186 mm
  • Installation depth: 111 mm

housing recommendation

  • 13 liter closed housing
  • 26 Liter Bass Reflex Enclosure (High Level)
  • 24 Liter Bass Reflex Enclosure (QB3 Deep Bass)

Scope of delivery

  • 1 piece subwoofer
The installation of the Emphaser ESW-M8 subwoofer requires precision and an understanding of technical details. You need a mounting diameter of 186 mm and a mounting depth of 111 mm to securely attach the aluminum structure in the vehicle. Connect the copper wire voice coil reliably to utilize the full rated capacity of 200 W RMS at an impedance of 4 Ohms. Due to the deep-drawn pole plate drilling and the aluminum die-cast basket, heat dissipation is optimized, which enhances performance in intensive applications. When positioning, consider the recommended enclosure volumes to ensure optimal sound behavior.
The aluminum die-cast basket of the Emphaser ESW-M8 offers a robust and stable base structure that minimizes vibrations and enhances sound quality. The lightweight basket supports the efficiency of the subwoofer through improved resonance control. Additionally, the aluminum die-cast basket ensures effective heat dissipation, which is essential under continuous load of 200 W RMS. With the integrated strontium ferrite dual magnet, this basket is ideally suited to transmit sound precisely and powerfully, while the side-mounted pressure terminal facilitates and makes installations more flexible.
The membrane of the Emphaser ESW-M8 is made of high-quality aluminum, which leads to increased stiffness and reduced material distortion. This construction ensures exceptionally precise sound reproduction. Aluminum is known for its ability to maintain a balance between weight and strength, allowing the ESW-M8 to achieve a clear and powerful bass representation within the frequency range of 30 – 100 Hz. Together with the butyl rubber surround, this material choice enhances the dynamics of the bass frequencies, which is particularly advantageous during intense audio enjoyment.
The Connex centering spider in the Emphaser ESW-M8 subwoofer significantly enhances the restoring force of the diaphragm. This component plays a crucial role by keeping the diaphragm precisely in the center and preventing any tilting. This optimizes the long-stroke operation of the 4-layer copper wire voice coil. As a result, it leads to improved acoustic performance at high sound pressure levels and ensures uniform displacement without distortion. The careful tuning of the components results in precise bass reproduction in the intended frequency range and maximizes the acoustic output of the system.
The strontium ferrite double magnet in the ESW-M8 from Emphaser provides a strong driving force on the voice coil. This design supports the high power capacity of 200 W RMS and enables a strong magnetic coupling with the voice coil. This results in better linearity and reduction of distortion. The double magnet delivers higher magnetic fluxes that remain constant even under harsh conditions, thus significantly contributing to the sound character of the subwoofer. This component forms the backbone of the drive mechanism and significantly influences the dynamic behavior of the subwoofer.
The Emphaser ESW-M8 subwoofer covers a frequency range of 30 to 100 Hz, allowing for particularly deep and intense bass tones. In combination with the aluminum membrane, this frequency response ensures detailed and precise bass reproduction, which is especially optimal in closed as well as bass reflex enclosures. The subwoofer thus provides an excellent sonic foundation for music genres that require a powerful bass. Particularly at high volumes, the ESW-M8 delivers extraordinary sound fidelity, significantly intensifying the listening experience.
The Emphaser ESW-M8 is optimized for various enclosure types. A closed enclosure with 13 liters is recommended for balanced sound reproduction. For higher level requirements, a bass reflex enclosure with 26 liters, known as QB3 deep bass optimization, is suitable. Alternatively, a 24-liter bass reflex enclosure can be used for an enhanced deep bass channel. The choice of enclosure significantly influences performance and sound representation, allowing you to optimally adjust the subwoofer to your personal preferences and the available space conditions.
The polyimide voice coil carrier in the ESW-M8 subwoofer from Emphaser plays a significant role. Material properties such as heat resistance and mechanical stability enhance the performance of the subwoofer. The carrier ensures precise positioning of the 4-layer copper wire voice coil, leading to even load distribution and the avoidance of hotspots. The polyimide carrier helps the voice coil withstand high thermal and mechanical stresses, which, in conjunction with the deep-drawn pole plate bore and the pressure terminal, increases the sound precision and lifespan of the speaker.
The deep-drawn pole plate drilling in the Emphaser ESW-M8 subwoofer plays a key role in the mechanical and thermodynamic operation of the speaker. It enables efficient heat dissipation from the voice coil and reduces thermal compression at maximum levels. At the same time, the optimized ventilation openings enhance the cooling effect and ensure consistent performance during intense use. This technical sophistication supports the long-lasting reliability of the subwoofer and minimizes sound distortions, thereby preserving the acoustic purity and bass fullness of the subwoofer while maintaining a low level of distortion.
The Emphaser ESW-M8 is universally designed and can be integrated into many vehicle models thanks to its technical specifications. Check whether the required installation diameter of 186 mm and the installation depth of 111 mm are met. These dimensions are crucial to ensure proper installation. The subwoofer should be installed in one of the recommended enclosure types to unleash its full sound performance. The choice of enclosure affects the bass response, allowing you to achieve the best possible sound quality depending on the type of vehicle and personal preferences.

ACR Brändli + Vögeli AG
Roland Brändli
Bohrturmweg 1
5330 Bad Zurzach
Switzerland

EU responsible person:
ACR S + V GmbH
Industriestr. 35
79787 Lauchringen
Germany

Contacts: compliance@acr.eu

Product Specifications

Manufacturer

Emphaser

Product type

8" (20cm) subwoofer

Features

  • Highlights

    • Subwoofer: 8" (20 cm), aluminum membrane, 4 ohms.
    • Power: 200 W RMS, Frequency response: 30-100 Hz.
    • Features: Butyl rubber surround, strontium ferrite magnet.

  • Uvp

    129

weight

3.5 kg

Watt RMS Load Capacity

200

configurators

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Your advantages with Masori

Buy Emphaser ESW-M8 subwoofer – advanced technologies for impressive bass

The Emphaser ESW-M8, available at a great price from Masori.de, combines innovative materials and sophisticated technology for deep bass. Featuring an aluminum cone and butyl rubber surround, it promises precise sound quality. A polyimide voice coil former and a 4-layer copper wire voice coil allow the unit to handle remarkable power handling. The deep-drawn pole plate bore and the strontium ferrite dual magnet optimize magnetic efficiency. With masori.de's lowest price guarantee, you'll always get the best price for the ESW-M8.

Frequency response and bass performance: Emphaser ESW-M8 with excellent acoustics

The frequency response of the ESW-M8 subwoofer ranges from 30–100 Hz. This bandwidth is ideal for producing powerful and detailed sound even at low frequencies. Compared to similar models on the market, which often start at 40 Hz, this subwoofer delivers a significantly fuller and more physically perceptible bass. A deep frequency response ensures dynamic reproduction in a variety of music genres. A higher frequency range would result in the loss of some bass intensity, while a lower start could pose design challenges.

Rated power handling and impedance: highlighting the technical strength of the Emphaser subwoofer

With a rated power handling of 200 W RMS and an impedance of 4 ohms, the subwoofer delivers impressive sound dynamics. This power capacity is higher than many competitors in the 8-inch class, offering more robust power handling. A higher RMS power rating accelerates response time in the low-frequency range, while the 4 ohm impedance provides flexibility in most car hi-fi applications. A higher impedance value could limit flexibility, while a lower impedance could result in a loss of sound precision.

Material composition: aluminum membrane and die-cast basket for sound precision

The use of an aluminum cone combined with a robust die-cast aluminum basket ensures a combination of lightness and stability, essential for precise sound reproduction. Aluminum offers lower distortion at higher volumes than conventional paper cones, which are often used in the same category. A different material could result in higher cone tension and a less linear vibrational motion.

Voice coil and pole plate bore: Effective heat dissipation and performance

The 4-layer copper wire voice coil with a diameter of 51 mm and the deep-drawn pole plate bore are crucial for heat dissipation. More efficient cooling increases the load limit and prevents thermal damage. A pole plate design with a shallower depth could lead to heat buildup and thus a reduction in performance. Copper, on the other hand, has better conductivity than aluminum or other materials used in voice coil construction.

Connex centering spider and butyl rubber bead for long-term stability

Centering is provided by the specially developed Connex spider. Combined with a butyl rubber surround, these components ensure long-lasting stability of the cone movement. While other surround materials, such as foam, can wear out more quickly, butyl rubber remains durable even under extreme temperature fluctuations. A balanced spider also ensures better sound control across the entire frequency spectrum.

Recommended enclosure sizes: Maximum efficiency of the Emphaser ESW-M8

The ESW-M8 is particularly efficient in a 13-liter sealed enclosure, ideal for pinpoint bass reproduction. Alternatively, a 26-liter bass reflex enclosure for high sound pressure levels or a 24-liter QB3 enclosure for deep bass are recommended. An adequate enclosure maximizes sound output, while incorrect enclosure specifications, such as an undersized reflex chamber, could weaken the bass. These recommendations ensure optimal audio-technical use of the subwoofer.

Connection options and installation – high-quality and user-friendly

Thanks to the pressure terminals, installation is quick and precise. Such terminals are standard at Emphaser and enable lossless signal transmission. Unlike screw terminals, which could lead to potential contact problems, pressure terminals make the connection more leak-proof. For precise installation assistance, masori.de offers on-site installation in Frankfurt (Oder) as well as comprehensive expert support (FAQs and help) .

Installation instructions and accessories for Emphaser ESW-M8 – Advantages at Masori

With a mounting diameter of 186 mm and a mounting depth of 111 mm, the subwoofer offers compact dimensions that fit into many vehicle models. The compact design allows for flexible installation positions without noticeably increasing the interior space. Other models on the market are often larger, making installation more difficult. A single subwoofer is included, ideal for customizing your vehicle. You can also benefit from valuable tips in the audio blog at masori.de.