【BRAX DSP BLACK ESS DAC｜High-end DSP processor that refines every detail of sound】

I want to make the sound of my car audio setup more detailed and more natural.

Even after replacing the speakers, the sound lacks cohesion, the vocal position doesn’t lock in, and the bass doesn’t integrate well with the midrange and treble. These issues are related not only to the speakers, but also to signal processing tailored to the vehicle cabin and adjustments across the entire system.

BRAX DSP BLACK ESS DAC is a high-end DSP processor that shapes sound at the center of a car audio system. It processes the music signal input from OEM audio or an external player with high precision, then hones soundstage positioning, connectivity, and balance according to each speaker’s role and the acoustic characteristics inside the cabin.

Refine it for easy listening inside the car while preserving sound information

The BRAX DSP BLACK ESS DAC is equipped with three 64-bit audio signal processor engines. Internal processing is performed at 192kHz/32bit, and premium AKM DACs are used for D/A and A/D conversion.

While the specification numbers alone indicate a very advanced configuration, what truly matters is how that performance is applied in the vehicle.

Refine the vocal position naturally while preserving subtle nuances and the lingering decay. Organize the presence of each instrument, aiming for a condition where the sound is less likely to turn into a “mushy” mix even when you raise the volume. Even with songs you already listen to, you may find it easier to notice sounds you hadn’t before and to feel the spaciousness of the recorded soundstage.

This is a processor that doesn’t just make the sound flashy—it brings it into a state where the overall musical balance remains intact and you can enjoy it comfortably in the car.

Input/output design that’s easy to adapt from OEM audio to full-scale systems

For input, it features 8-channel high-level input that can accept speaker outputs, and 8-channel RCA input. From systems that make use of the factory head unit to configurations that combine external players and multiple source devices, the specifications are designed to be easy to plan according to your system.

It also supports coaxial and optical digital inputs. Since the outputs include RCA outputs for up to 12 channels, you can design systems that combine a front 2-way or 3-way setup with a subwoofer, including future upgrades and expansion.

This DSP expands your options—whether you want to improve sound while keeping the car’s OEM system, or whether you’re planning to build a serious car audio system from now on.

A DSP isn’t something that’s “finished” just by installing the main unit

A high-performance DSP like the BRAX DSP BLACK ESS DAC affects the final result not only by what products you pair it with, but also by the input method, how it’s combined with amplifiers and speakers, how the signal is split, the installation method, and the final tuning.

Even using the same DSP, the optimal settings won’t be identical—depending on the vehicle model, OEM audio specifications, speaker configuration, and the music you typically listen to.

At LOGON, we first confirm your vehicle’s system and how you use it, then organize where spending money is most likely to produce noticeable sound changes before planning the configuration. After installation as well, we adjust the soundstage positioning, the “connection” between sounds, and a balance that reduces listening fatigue while actually checking the sound in the cabin.

It’s not just about choosing expensive equipment. What matters is being able to think after installation, “I’m glad I chose this sound.” If you’re interested in the BRAX DSP BLACK ESS DAC, please tell us about your current system and the music you want to listen to. We’ll think together from a reasonable, no-compromise configuration tailored to your vehicle.

■ Main Specifications / Specs

【General Information】
Product name: BRAX DSP BLACK ESS DAC
Type: High-end DSP processor
Brand: BRAX

【DSP / Internal Processing】
Audio signal processors: 64-bit DSP × 3 units
Clock: 295 MHz each
Internal processing: 192kHz / 32bit

【Analog Inputs】
RCA input: 8 channels
High-level input: 8 channels

【Digital Inputs】
Coaxial digital input: 1 channel
Supported sampling rates: 12–192kHz / 24bit
Optical digital input: 1 channel
Supported sampling rates: 12–96kHz / 24bit

【Analog Outputs】
RCA output: up to 12 channels
Output voltage: switchable 2V / 4V / 8V

【Digital Outputs】
Up to 6 stereo digital outputs
Supported formats: coaxial / optical

• Supports replacement via an expansion module

【Performance】
Frequency response: 5Hz–80kHz
Total harmonic distortion (THD+N): 0.0004% or less (with digital input)
S/N ratio: 122dB or higher (with digital input)
S/N ratio: 116dB or higher (with analog input)
Time alignment adjustment step: 1.75mm / step

【Power】
Operating supply voltage: 10.5V–16.0V
Supports short-term voltage drops down to 6V

【Converters】
A/D and D/A converters: Premium DACs from AKM

【Expandability】
Bluetooth expansion module: supported
USB Audio expansion module: supported
DiSAC digital transmission: supported

【Dimensions / Weight】
External dimensions: W310 × H56 × D200 mm
Weight: approx. 3.8 kg