PA46DA DLS PA4.6DA, 6-channel DSP with built-in amplifier and Bluetooth

The DLS Performance Advantage PA4.6DA is a 6-channel DSP with integrated class AB power amplifier, developed for those who want real control over their car’s sound. It’s not about playing louder, but about making the music feel more cohesive, nuanced and comfortable in everyday life. It’s an all-in-one solution that combines musicality, stable function in modern cars and an installation that works as smoothly as an original system. The sound character is clearly DLS, warm, organic and easy to live with even during longer listening sessions.

• 6-channel DSP with integrated class AB power amplifier
• Cirrus Logic DSP, 24 bit / 192 kHz
• 4 x 25 W RMS into 4 ohms, 4 x 50 W RMS into 2 ohms
• High-level input with Smart Load
• 31-band EQ per channel
• Crossover filter up to 48 dB per octave
• Time compensation up to 519 cm
• Optical input, RCA and Bluetooth 5.1
• 10 presets, USB configuration

When the sound doesn’t really engage

Many factory-installed sound systems do their job, but often lack the control and balance that makes music come alive. The PA4.6DA is built to take care of just that. With a better grasp of dynamics and frequency balance, voices get more body, instruments have clearer structure and the whole feels calmer even when you play a little louder. The ability to adjust the structure of the sound makes a big difference in practice, not least by reducing that messy feeling that easily occurs in simpler systems.

DSP working in the background

At the heart of the system is a Cirrus Logic DSP with 24-bit, 192 kHz resolution, responsible for the fine-grained work. With 31-band EQ per channel, the sound can be shaped exactly where it is needed, but it is also possible to use the tools more carefully to simply smooth out the overall sound. Crossover filters up to 48 dB per octave make it possible to create clear and clean transitions between treble, midrange and bass, even in systems that are initially quite simple.

The time compensation, adjustable in centimeters up to 519 cm, contributes to a more cohesive sound where the stage falls into place in front of you. The result is often experienced as everything suddenly falling into the middle. No magic, just correct acoustic adjustment.

Adapted for modern car systems

Today’s cars have completely different integration requirements than before. Monitoring impedance, signal levels and software control can quickly create problems when connecting. The Smart Load function in the PA4.6DA is designed to handle this in a stable way by presenting the right load to the car’s system. This minimizes the risk of error codes, unexpected behavior and strange volume changes. Automatic on and off makes everything work as naturally in everyday life as the original system, but with a significantly better sound.

A format that can be built upon

Four inputs and six outputs are more than enough for most thoughtful audio upgrades. The unit can be used completely on its own, but the RCA outputs make it easy to add external power amplifiers later if your system grows. Bluetooth 5.1 and optical input allow you to work with more direct signal sources, while the high-level input with Smart Load keeps installation straightforward.

The freedom to try your hand at something

With ten memory locations, you can save different settings and compare them at your leisure. This makes it easy to test different tonal balances, filters or levels and go back if you want. A practical way to let the system evolve over time, until it really feels right.

Specifications

General

• Type: 6-channel DSP with integrated Class AB power amplifier
• DSP: Cirrus Logic 24 bit, 192 kHz
• Power: 4 x 25 W RMS into 4 ohms, 4 x 50 W RMS into 2 ohms
• Memory slots: 10
• Auto turn on: Yes
• PC connection: USB 2.0, Windows XP to Windows 11

Inputs and outputs

• High-level in: 4 channels, Smart Load Circuitry
• High-level out: 4 channels
• Low-level in: 2 channels RCA
• DSP output: 6 channels RCA
• Digital: Optical and Bluetooth 5.1
• Output voltage: 2.5 V RMS
• Input sensitivity HL: 4 to 10 V
• Input sensitivity LL: 0.5 to 2.5 V
• Output level: –60 to 0 dB in 0.5 dB steps
• Phase: 0 or 180 degrees

Audio performance

• Frequency range: 20 to 20,000 Hz
• Signal to noise (A-weighted): > 100 dB
• Filter types: Bessel, Butterworth, Linkwitz Riley
• Filter curves: 6 to 48 dB per octave
• EQ: 31 bands GEQ or PEQ per channel, –18 to +12 dB in 0.1 dB steps
• Time compensation: 0 to 15 ms, 0.021 ms steps, up to 519 cm