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Emphaser

EBS108A

8" (20cm) Active Enclosure Subwoofer

Normal price 269,10€
Normal price 299,00€ selling price 269,10€
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Highlights

  • Power: 150 W RMS, Impedance: 2 Ohms, Frequency response: 30-180 Hz.
  • Integrated Class A/B MOS-FET amplifier, subsonic filter: 20 Hz.
  • Variable low pass: 50-150 Hz, bass boost: 0-12 dB @45 Hz.
Seen more cheaply Personal Offer
brand: Emphaser
Delivery time:
Available for delivery, with you in 1-4 days
Watt RMS:
150
Subwoofer Type:
spare wheel
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Normal price 269,10€
Normal price 299,00€ selling price 269,10€

The EBS108A from EmPhaser is an 8" (20cm) active enclosure subwoofer specifically designed for installation in the spare wheel well or the spare tire. Key features include a bass reflex design, a long-stroke bass driver, and an integrated Class-A/B MOS-FET amplifier. You can use variable low-pass filters from 50 – 150 Hz and an adjustable bass boost of 0 – 12 dB @45 Hz. Additionally, the subwoofer offers a switchable phase between 0° and 180°, a subsonic filter at 20 Hz, and an auto turn-on function. The delivery includes not only the enclosure subwoofer but also a bass level remote control and a mounting kit.

Main features

  • Bass reflex active subwoofer
  • Suitable for use in the spare wheel or spare wheel well
  • 8" / 20 cm Langhub-Bass Driver
  • Integrated crossover with variable low-pass from 50 – 150 Hz
  • Subsonic-Filter @20 Hz
  • Adjustable Bass Boost with 0 – 12dB @45 Hz adjustment range
  • Switchable phase of the bass signal between 0° and 180°
  • Power connector block
  • Auto Turn-On Function
  • External bass level remote control

Technical Specifications

  • Frequency response: 30 Hz – 180 Hz
  • Integrated Class A/B MOS-FET Amplifier
  • Rated power 150 W RMS
  • Maximum load capacity 300 W
  • Impedance: 2 Ohm
  • Variables low-pass filter: 50 Hz – 150 Hz with 12 dB/oct.
  • Subsonic filter @20 Hz with 12 dB/oct.
  • Variable Bass Boost: 0 dB – 12 dB @45 Hz
  • Switchable Phase 0° / 180°
  • Input sensitivity RCA: 0.4 V
  • Input Sensitivity High-Level: 1.0 V
  • Signal-to-noise ratio: > 90 dB
  • Installation depth: 145 mm
  • Installation Ø: 360 mm

Scope of delivery

  • 1 piece housing subwoofer
  • 1 piece bass level remote control
  • 1 piece assembly set (power cable optional, ESP-RP10)
The EBS108A from Emphaser fits perfectly into the spare wheel well or the spare tire with its installation depth of 145 mm and an installation diameter of 360 mm. To install it, you place it in the well, connect the power cables via the integrated terminal block, and connect it to the car radio using the RCA or high-level inputs. The external bass level remote control allows you to conveniently adjust the bass level from inside the vehicle. The included mounting kit makes it easier to securely attach the subwoofer in the well, ensuring trouble-free operation.
The EBS108A active enclosure subwoofer from Emphaser covers a frequency range of 30 Hz to 180 Hz. This allows for deep, resonant bass reproduction ideal for music genres where bass plays a central role. The integrated variable low-pass filter from 50 Hz to 150 Hz and the subsonic filter at 20 Hz with a slope of 12 dB/octave support clear and clean bass reproduction. The switchable phase makes it easier to adjust the subwoofer to the acoustic environment to eliminate phase issues and ensure the best possible sound.
The integrated Class A/B MOS-FET amplifier of the EBS108A from Emphaser provides efficient and powerful amplification of the bass signal. With a rated power of 150 W RMS, this amplifier can handle peak power up to 300 W. These power parameters ensure strong and clear reproduction of bass, which is essential in many music genres. The amplifier operates with a signal-to-noise ratio of over 90 dB, providing noise suppression that ensures precise, distortion-free sound.
The EBS108A features a variable bass boost that allows for an increase from 0 dB to 12 dB at 45 Hz. This ensures that you can raise the bass according to your preference or music genre to emphasize or adjust it. It is particularly useful for creating more bass presence in acoustically challenging environments. Especially if you enjoy listening to music at high volumes, the bass range can be adjusted to create a harmonious and balanced sound image while taking personal preferences into account.
The EBS108A active subwoofer offers two main connection methods: the RCA inputs with a sensitivity of 0.4 V and the high-level inputs at 1.0 V. This flexibility makes it easy to connect the subwoofer to both aftermarket and factory car radios. Thanks to the auto turn-on feature, the subwoofer automatically powers on as soon as an audio signal is detected. This enhances user-friendliness and convenience, as no manual activation is required, which is particularly advantageous in the car.
Yes, the EBS108A from Emphaser features an adjustable phase shift that can be switched between 0° and 180°. This function allows the user to effectively compensate for potential phase issues that can occur with concurrently started speakers. The optimal sound is achieved by improving the integration of the bass signal with the other speakers in the system. During installation, you can directly adjust the phase to achieve the best possible sound quality, especially in critical system configurations.
The external bass level remote control included with the EBS108A from Emphaser allows for convenient bass adjustment from the driver's seat. With this remote control, you can individually adjust the bass level without having to access the subwoofer directly. This is especially useful while driving, allowing you to quickly respond to different music genres or acoustic requirements. With the remote control, you can ensure that the bass is always optimally tuned without having to focus on the actual subwoofer in the meantime.
The EBS108A is equipped with a subsonic filter at 20 Hz, which operates with a slope of 12 dB/octave. This filter removes inaudible and potentially harmful subsonic frequencies that could overload the subwoofer. Additionally, it prevents unnecessary low-frequency vibrations from spreading the sound broadly. With the subsonic filter, the amplifier's energy remains reserved for the audible frequency range, improving overall sound quality. The filter also helps reduce distortion caused by excessive linear diaphragm displacement.
For the commissioning of the EBS108A from Emphaser, the power specifications of the vehicle should be taken into account to achieve optimal results. The powerful subwoofer has an impedance of 2 ohms, ensuring that enough power is provided without overloading the electrical system. Given the Auto Turn-On function, integration into the car's electrical system is relatively simple, as no additional control cable is required. The presence of a power connector block allows for easier connection of power supply and ground through standardized pre-installation.
The 8'' long-stroke bass driver of the EBS108A from Emphaser offers specific acoustic properties tuned to low frequencies. Due to its long stroke capability, the driver is able to generate powerful bass waves with reduced distortion. This makes it ideal for applications where maximum bass presence is desired. The design as a bass reflex system allows for the enhancement of sound pressure at low frequencies and the extension of the frequency response under optimal enclosure conditions. These characteristics make the EBS108A predestined for use in demanding acoustic environments, both in vehicles and stationary.

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

Features


  • Highlights

    • Power: 150 W RMS, Impedance: 2 Ohms, Frequency response: 30-180 Hz.
    • Integrated Class A/B MOS-FET amplifier, subsonic filter: 20 Hz.
    • Variable low pass: 50-150 Hz, bass boost: 0-12 dB @45 Hz.
  • Uvp

    299

weight

5.5 kg

Technical data


Watt RMS Load Capacity

150

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Your advantages with Masori


Buy Emphaser EBS108A 8 Active Enclosure Subwoofer: Highlights and Benefits

Immerse yourself in the world of impressive bass with Emphaser's 8 active enclosure subwoofer, perfectly designed for the spare tire well or spare wheel. Featuring a bass-reflex design and a long-throw bass driver, you'll experience deep bass in a compact package. The integrated Class A/B MOS-FET amplifier delivers a stable 150 W RMS and a maximum power handling of 300 W, ideal for dynamic bass lines. The subwoofer features a variable low-pass filter from 50 – 150 Hz and an adjustable bass boost of 0 – 12 dB @ 45 Hz to tailor the sound to your preferences. The Masori Lowest Price Guarantee promises that you'll get this subwoofer at the best price at masori.de. Complement the experience with a switchable phase between 0° and 180° and an auto turn-on function for seamless integration and convenience.

Bass reflex design and long-throw bass drivers for powerful performance

The bass reflex design combined with the long-throw bass driver of the Emphaser EBS108A maximizes bass reproduction and delivers powerful sound even in tight spaces. The bass reflex design increases the efficiency of the subwoofer by optimally utilizing the driver's rear acoustic energy to amplify the sound pressure in the lower frequency range. The long-throw bass driver offers improved excursion capacity, resulting in deeper and more powerful bass. With an impedance of 2 ohms, the power handling is optimally utilized, enabling more efficient power delivery compared to higher impedances. This setup is particularly advantageous for bass enthusiasts who desire high levels in a compact design.

Integrated Class-A/B MOS-FET amplifier: Efficient and powerful

The built-in Class A/B MOS-FET amplifier offers a power handling capacity of 150 W RMS, ensuring a robust power supply for the subwoofer. Class A/B amplifiers are known for their efficiency and reduced heat generation compared to pure Class A operation, ensuring a longer component lifespan. The combination of power and efficiency is ideal for a wide range of in-vehicle applications, especially when space and power supply are limited. The 300 W peak power allows the amplifier to operate powerfully even in peak load situations without risking sound distortion.

Flexibility through adjustable low-pass filter and bass boost

With a variable low-pass filter from 50 Hz to 150 Hz, the bass range can be precisely tuned to blend seamlessly into your existing sound system. This flexibility prevents overdrive and ensures clear separation between bass and midrange. The bass boost, adjustable between 0 dB and 12 dB at 45 Hz, allows you to adjust the bass pressure to personal preferences and different music styles. A stronger bass boost increases the presence of the low bass, while a lower value provides a more subtle bass emphasis.

Diving into low frequencies: Frequency response and subsonic filter

The frequency response of the Emphaser EBS108A ranges from 30 Hz to 180 Hz, making the subwoofer ideal for deep bass without sacrificing critical midrange. A 12 dB/octave subsonic filter at 20 Hz ensures that ultra-low frequencies, which are inaudible to the human ear but can degrade driver performance, are effectively filtered out. This feature protects the subwoofer from overload while improving the sound impression by reducing unnecessary pressure on the bass driver. The refined bass in the audible frequencies remains powerful and precise.

Optimized installation and compatibility in the car

The 145 mm installation depth and 360 mm installation diameter make the EBS108A particularly suitable for specialized installation locations such as the spare wheel well or the spare tire. This positioning not only saves space but also contributes to sound field shaping by reducing the impact of interference on the subwoofer. The connector block for the power connections significantly simplifies the installation process, but an optional power cable (ESP-RP10) is available for additional installation flexibility. The well-thought-out package includes a mounting kit, simplifying removal and ensuring that no essential parts are missing.

Versatility in signal control: phase, input sensitivity and signal-to-noise ratio

With its switchable phase adjustment between 0° and 180°, the EBS108A offers the possibility of avoiding phase problems that can arise from different mounting positions in the vehicle. The inclusion of input sensitivities for both RCA (0.4 V) and high-level (1.0 V) allows the subwoofer to be flexibly adapted to various signal sources, from high-end receivers to standard head units. With an impressive signal-to-noise ratio of > 90 dB, clean and clear sound reproduction is ensured, perfectly complementing installation in high-quality audio systems.

External bass level remote control for intuitive control

The included bass level remote control allows you to optimally and conveniently adjust the bass level while driving without disturbing the sound balance. This practical addition allows you to adjust the bass intensity according to music style and personal preference, ensuring seamless control of the car hi-fi experience. The remote control increases convenience and takes the subwoofer's handling to a new level.

Auto Turn-On function and its advantages

The EBS108A's impressive Auto Turn-On feature facilitates integration into existing vehicle audio systems, as this intelligent function automatically turns on the subwoofer as soon as an audio signal is detected. This reduces power consumption and simplifies handling by eliminating manual intervention. The feature optimizes the user experience, saving energy while offering convenience and flexibility.

Masori support for installation and expert assistance

In cooperation with the car hi-fi online shop Masori, Emphaser offers comprehensive support services. Take advantage of on-site installation in Frankfurt (Oder) to have your subwoofer professionally mounted. Expert support, FAQs and help, are available for frequently asked questions. The Masori Audio Blog supplements your knowledge with useful tips on car hi-fi.