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ESX

Quantum QL812SP

12-Channel DSP

999,00€
999,00€ 999,00€
incl. VAT , possibly plus shipping

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Highlights

  • Dual 2 x 32 bit processor, 294 MHz, audio 96 kHz, 12 channels.
  • Input mixer, subwoofer control, 1~6 V/RMS, 1~15 or 15~45 V/RMS.
  • Bluetooth 5.0, aptX codecs, Full HD Audio, multi compatible.
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brand: ESX
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ESX-Quantum QL812SP-12-Kanal DSP-masori-kaufen
999,00€
999,00€ 999,00€

The Quantum QL812SP is a 12-channel digital sound processor, manufactured by the renowned provider ESX. Innovative in its design, the QL812SP is equipped with two premium 32-bit converters from AKM's 5 series, two of the best processors from Analog Devices, thus offering true high-end DSP performance. Unlike conventional DSPs with only one DSP core, the Quantum QL812SP has so much reserve that it can easily process 12 channels. Furthermore, it includes the ESX Expert Staging Equalizer with balance and level functions, allowing for even finer tuning. Highlights like these make it a top-notch addition to any audio setup.

Features

  • Analog Devices™ ADAU1452 Dual 2 x 32 Bit Processor, 294 MHz, Full HD Audio 96 kHz
  • AKM Velvet Sound™ Series 5 Signal Converter, A/D 32 Bit, D/A 32 Bit
  • HP/LP/BP @ 6-48 dB, phase shift, delay correction 0 ~ 20 ms / 0.01 ms steps
  • Input mixer, subwoofer controller
  • Input sensitivity: Low level 1~6 V/RMS, High level 1~15 or 15~45 V/RMS
  • Signal-to-noise ratio (A-weighted): Analog input 111 dB, Digital input 117 dB
  • Crosstalk Factor: Analog Input <0.001%, Digital Input <0.0004%
  • Integrated Bluetooth® receiver including antenna for controlling the DSP via app and Full HD audio streaming
    Bluetooth Version 5.0, Profile: A2DP/AVRCP, Codecs: aptX, aptX LL, aptX HD, AAC, SBC
  • Optional RC-DQ (LCD remote control)

Entrances

  • 8 x RCA/Cinch input
  • 8 x high-level input with EPS PRO up to 40 V/RMS (via Molex connector)
  • 1 x Optical stereo, S/PDIF 192 kHz, 24 bit
  • 1 x Coaxial stereo, S/PDIF 192 kHz, 24 bit
  • 1 x Bluetooth® stereo
  • 1 x USB Type B for PC software
  • 1 x RJ45 for remote control/extension
  • 1 x Strom input incl. REM OUT and MODE switch input

Exits

  • 12 x RCA/Cinch @ 6 V RMS (THD+N <0.0004%) with 31 band EQ, PEQ / Highshelf / Lowshelf each

Dimensions

  • 226 x 43 x 120 mm
The Quantum QL812SP utilizes two outstanding processors from Analog Devices, the ADAU1452 Dual 2 x 32 Bit processors with a clock rate of 294 MHz. These processors provide exceptional DSP performance for demanding audio applications. They enable the device to process 12 channels simultaneously, allowing for impressive flexibility in sound design. The high clock rate allows for fast and precise calculations, enabling the sound processor to effortlessly handle audio signals in real-time. Together with the 32-bit converters from AKM Velvet Sound Series 5, this ensures that the audio quality remains at a high-end level.
The Quantum QL812SP features 32-bit A/D and D/A converters from AKM's Velvet Sound Series 5. These converters are known for their excellent sound quality and precise signal conversion. The use of these AKM converters ensures lossless and detailed audio processing that satisfies even the most demanding listeners. The 32-bit processing guarantees that even the finest details in the audio signal are captured and reproduced, which is particularly important for high-definition audio. The combination with Full HD Audio 96 kHz allows for an impressive sound experience.
The Quantum QL812SP features a high/low/bandpass filter with a variable cutoff frequency of 6 to 48 dB and can adjust the phase position and delays from 0 to 20 ms in 0.01 ms steps. This detailed adjustability allows for precise tuning of the frequency response to the individual needs and conditions of the vehicle or room. With the integrated subwoofer controller and input mixer, frequency ranges can be controlled with great accuracy to achieve optimal sound balance. These options allow for highly personalized sound tuning.
The Quantum QL812SP offers numerous connections: 8 RCA inputs, 8 high-level inputs with EPS PRO range up to 40 V/RMS, an optical and coaxial S/PDIF input with 192 kHz at 24 Bit, and a Bluetooth® input. This facilitates integration into various system configurations, as both analog and digital input options are covered. Additionally, there is a USB Type B port for PC software for detailed sound process programming, as well as an RJ45 port for remote control options. Notably, the integrated Bluetooth® receiver with aptX HD for high-quality audio streaming is particularly highlighted.
The Bluetooth® integration in the Quantum QL812SP is done via version 5.0, which supports profiles such as A2DP and AVRCP as well as codecs like aptX, aptX LL, aptX HD, AAC, and SBC. This enables a wireless connection with high audio quality and minimal latency. The integrated receiver allows not only Full HD audio streaming but also control of the DSP via an app, meaning you can effortlessly adjust sound profiles directly from your smartphone. This technology offers mobility without compromising on audio quality, making it ideal for modern audio setups.
The Quantum QL812SP is equipped with an ESX Expert Staging Equalizer, which ensures nuanced sound tuning. Each of the 12 outputs features a 31-band equalizer with various modes such as PEQ (parametric equalizer) and Highshelf/Lowshelf. These features allow for precise adjustments of the sound signature to meet individual listening preferences. Additionally, the balance and level function enables exact fine-tuning, ensuring that even the most challenging acoustic requirements can be met. This finesse in sound processing makes the QL812SP an indispensable tool in any audiophile setup.
The dimensions of the Quantum QL812SP are 226 x 43 x 120 mm, which represents a compact design. These dimensions allow for flexible integration into various vehicle models or home audio systems, even in limited installation space. The compactness of the device enables easy placement behind the dashboard or in a technical housing. The compact design contributes to the fact that the DSP can be used in existing audio systems without significant modifications or alterations. These dimensions are particularly suitable for users who prefer a discreet installation.
The Quantum QL812SP features separate input sensitivity settings for low and high level inputs. The low level inputs have a sensitivity range of 1 to 6 V/RMS, while the high level inputs offer greater flexibility with either 1 to 15 or 15 to 45 V/RMS. This range allows the user to connect the DSP to a variety of different signal sources, whether directly from the car radio or from an amplifier with high-level outputs. The flexible sensitivity range ensures that the QL812SP maintains full signal integrity regardless of the input source.
The Quantum QL812SP offers a signal-to-noise ratio of 111 dB with its analog input and even 117 dB with the digital input, both A-weighted. This high signal-to-noise ratio is crucial for reproducing the finest audio details without disturbing background noise. The high values ensure that even at high volumes or when using highly sensitive speakers, the sound remains clean and rich. Especially with high-quality audio content, the advantages of a high signal-to-noise ratio are reflected in clear and distortion-free playback that delights audiophile listeners.
The Quantum QL812SP impresses with extremely low distortion factors: The analog input has a distortion factor of less than 0.001%, while the digital input is even below 0.0004%. These low values represent an extremely low distortion of the audio signals, which preserves the natural sound character, especially with demanding musical pieces. A low distortion factor is essential to reproduce the original signal as unaltered as possible. This makes the QL812SP a predestined device for audiophiles who strive for perfection in music playback and do not want to make any compromises.

Audio Design Loudspeaker Sales GmbH
Am Breilingsweg 3
76709 Kronau
Germany

Authorized Managing Director:
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Contact: info@audiodesign.de

Product Specifications

Manufacturer

ESX

Product type

12-channel dsp

Features

  • Highlights

    • Dual 2 x 32 bit processor, 294 MHz, audio 96 kHz, 12 channels.
    • Input mixer, subwoofer control, 1~6 V/RMS, 1~15 or 15~45 V/RMS.
    • Bluetooth 5.0, aptX codecs, Full HD Audio, multi compatible.

  • Uvp

    999

weight

1.5 kg

Technical data

configurators

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Your advantages with Masori

Buy Quantum QL812SP from ESX online and save

The ESX Quantum QL812SP is a highlight in the field of car audio systems. With its 12-channel DSP functionality, it opens a new chapter in sound refinement. The two 32-bit AKM 5-Series converters guarantee unmatched precision. The dual 32-bit ADAU1452 processors from Analog Devices process signals at a clock frequency of 294 MHz, enabling extremely low latency. All this is backed by the Masori Lowest Price Guarantee, so you can be sure you're getting the best deal.

32-bit signal converter: AKM Velvet Sound™ Series 5

The Quantum QL812SP's dual AKM Velvet Sound™ Series 5 signal converters are synonymous with outstanding audio quality. Capable of processing audio at 96 kHz Full HD, these converters deliver superior dynamic range and extremely low distortion. Using a lower bit rate could result in less precise sound. Higher sampling, as used here, ensures no detail is lost.

Dual 32-bit processors ADAU1452 from Analog Devices: Performance in focus

With the ADAU1452 processors running at a frequency of 294 MHz, they offer amazingly powerful processing capacity. Using two of these processors enables complex signal processing without any loss of performance. A lower-frequency DSP could cause dropouts or delays, which are eliminated here. In contrast, the QL812SP guarantees a seamless and fluid audio experience.

Flexible equalizer settings: ESX Expert Staging Equalizer

The integrated ESX Expert Staging Equalizer with balance and level functions offers individual fine-tuning of the sound signatures. This comprehensive flexibility in sound design allows you to fine-tune every audio input exactly to your liking. Competing products often offer only limited tweaking options, whereas the QL812SP is capable of refining the audio stages down to the smallest detail.

12 channels: Optimized for complex audio setups

The Quantum QL812SP boasts the ability to process 12 full channels simultaneously. This level of multiprocessing capability is unparalleled, allowing the integration of a wide variety of audio signals in different vehicle configurations. DSPs with fewer channels could not handle the density of a large speaker system, significantly limiting its versatility.

Unique input options: high level and low level

It includes 8 RCA/phono inputs, 8 line-level inputs up to 40 V/RMS, and optional optical and coaxial inputs. With these options, the ESX Quantum QL812SP ensures you can integrate virtually any source into your setup. A DSP with less flexible inputs could exclude certain compatible sources, resulting in limited usability.

Real-time signal processing: phase shift and runtime correction

The integrated phase shift and time alignment allows you to adjust audio signals to within 20 milliseconds with a precision of 0.01 milliseconds. This level of fine-tuning ensures that all speakers operate in synchronization, eliminating resonances and phase issues that might occur with other less precise DSPs.

Noise reduction and distortion: Maximum audio purity

The DSP's signal-to-noise ratio is an impressive 111 dB for analog and 117 dB for digital inputs. Extremely low THD of less than 0.001% analog and 0.0004% digital demonstrate the high-quality audio processing. Higher THD could impair sound clarity, which would be undesirable in demanding audio applications. The QL812SP delivers uncompromised clarity.

Bluetooth receiver: Seamless wireless control

The integration of a Bluetooth® receiver with antenna, version 5.0, enables Full HD audio streaming and control via app. Support for codecs such as aptX HD and AAC ensures high audio quality over wireless connections. Without this support, the audio quality during wireless streaming could be severely limited.

Output options: 12 x RCA/Cinch at 6 V RMS

With 12 RCA outputs delivering a high voltage of 6 V RMS, this DSP ensures that any connected amplifier receives a strong, clear signal. Typical DSPs only offer 2-4 V RMS, which could lead to signal loss over longer cable runs. Not so with the QL812SP, which ensures robust output power.

Input mixer and subwoofer controls: Control to the point

The input mixer and subwoofer controls optimize fine-tuning. These features allow for a high degree of sound design and subwoofer control, which can be tuned for presence or subdued bass lines. Comparisons with standard DSPs, which often only allow basic adjustments, show that the QL812SP takes a leading role here.

Dimensions and design: Compact design of the DSP

With dimensions of 226 x 43 x 120 mm, the Quantum QL812SP offers a compact profile that's easy to install. Larger or bulkier DSPs might limit vehicle placement options; the QL812SP fits seamlessly into most vehicle configurations, making it a highly practical solution.

Masori support and compatibility

For further support and installation options, Masori offers a dedicated on-site installation in Frankfurt (Oder) . If you still have questions or concerns, our expert support FAQ &amp; Help is available. Dive deeper into the world of car hi-fi technology with our Audio Blog and stay up to date.