A594DSP

The A594DSP by Axton is a 4-channel DSP amplifier specifically designed for demanding audio applications. It features Smart Digital Amplifier technology that can be controlled via an iOS or Android app. Notable features include a 6-channel DSP-controlled preamp output, an optical and coaxial input, and Bluetooth audio streaming with automatic source switching. The Plug'n'Play installation is supported by optional vehicle-specific connection cables. Additionally, the amplifier offers a freely adjustable active crossover and a 31-band parametric equalizer per channel to optimize the sound experience.

Highlights

• 4-channel Smart Digital Amplifier with iOS or Android app-controlled audio DSP functions
  
• 6-channel DSP-controlled preamp output (5 volts) including remote output for driving additional amplifiers
  
• Optical and coaxial input for the High-Res Audio Interface ABT50 or another Axton DSP
  
• Optical output for linking the signal to another Axton DSP amplifier
  
• Bluetooth audio streaming with automatic source switching
  
• Plug'N'Play installation with optional vehicle-specific connection cables
  
• Auto-Turn-On function via high-level input

DSP Features

• Freely adjustable active crossover: High/Low/Band/Bypass with 6/12/18/24 dB/Oct.
• Slope per channel (Butterworth, Bessel, or Linkwitz-Riley)
  
• Freely adjustable 31-band parametric equalizer per channel
  
• Freely adjustable 9-band parametric equalizer per input source
  Gain, phase switch, and mute function per channel
  
• Adjustable time correction per channel (0 – 550 cm / 0 – 15.8 ms)
  
• Memory slots for custom settings: 5 on the amplifier, unlimited on the smartphone
  
• Dynamic Bass function for powerful performance without a subwoofer
  
• Noise Gate function to reduce the radio's background noise
  

Specifications

• DSP
  
  • DSP type: AKM7735 Dual DSP
    
  • ADC: 2x 24-bit
    
  • DAC: 2x 32-bit
    
  • DSP MHz: 2x 150 MHz
    
  • Audio sampling frequency: 192 kHz
    
• Bluetooth
  
  • Bluetooth class: 2
    
  • Bluetooth power: 1 mW / 0 dBm
    
  • Bluetooth range: 10 m
    
  • Bluetooth frequency: 2.4 – 2.48 GHz
    

Amplifier

• Music output power 4/2 Ohm: 76 W x 4
  
• RMS output power 4/2 Ohm: 50 W x 4
  
• Playback range: 20Hz ~ 48 kHz
  
• High-level sensitivity: 4.2 Vrms
  
• High-level sensitivity: 39 Ohm
  
• RCA max voltage: 5 Vrms
  
• Operating voltage: 7.5 V – 16.5 V
  
• Signal-to-noise ratio digital input: > 112 dB
  
• Signal-to-noise ratio analog input: > 106 dB
  
• THD: 1 KHz < 0.02%
  
• Damping factor: >= 200
  
• Idle current consumption: 0.23 A
  
• Maximum current consumption: 20 A
  
• Max. remote output current: 0.3 A
  
• Dimensions (L x W x H) 218 x 40 x 114 mm