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Martin Audio DX2 4:8 Digital Loudspeaker Management System

Product Code MADX2
Manufacturer Martin Audio

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The DX2 embraces the very latest advances in technology to meet the ever increasing demand and expectations placed on professional audio systems setting a new standard in terms of performance, flexibility and ease of use.

Based on a completely new processing platform, running at 96kHz, the DX2 sets a new standard in terms of performance, flexibility and ease of use.

The DX2 is a comprehensive, 4 input 8 output, digital loudspeaker management system, capable of being easily configured to meet the most demanding applications in both fixed installation and live touring environments.


  • 4 input 8 output loudspeaker management
  • Analogue or AES digital inputs and outputs
  • Parametric, low and high shelf EQ
  • Bessel, Butterworth and Linkwitz
  • Riley crossover filters
  • Gain, delay and limiter functions
  • Fully configurable routing matrix
  • RS485 interface
  • Audiocore compatibility



  • Live sound loudspeaker management
  • Active monitor systems
  • Fixed installations


  • Acoustical
  • INPUTS 4 electronically balanced analogue plus industry standard AES/EBU digital via XLR connectors
  • IMPEDANCE > 10k ohms analogue
  • CMRR > 65dB 50Hz - 10kHz
  • OUTPUTS 8 electronically balanced analogue plus industry standard AES/EBU digital via XLR connectors
  • SOURCE IMP <60 ohms analogue
  • MIN. LOAD 600 ohm analogue
  • MAX. LEVEL +20dBm (+20dBu into 600 ohms)
  • FREQUENCY RESPONSE 20Hz - 20kHz ±0.5dB, -3dB @ 32 kHz
  • DYNAMIC RANGE >116dB 20Hz -20kHz unweighted
  • DISTORTION <0.02% @ 1kHz, +18dBm
  • MAXIMUM DELAY 650 ms
  • INPUT GAIN +6dB to -40dB in 0.1dB steps
  • OUTPUT GAIN +15dB to -40dB in 0.1dB steps plus mute
  • FILTERS 8 per input / 9 per output
  • FILTER GAIN +15dB to -30dB in 0.1dB steps
  • FREQUENCY RANGE 19.7Hz - 32kHz, 1/36 octave steps
  • FILTER Q/BW 0.4 to 128 / 2.5 to 0.008
  • (Sections switched to shelving response)
  • LOW FREQUENCY 19.2Hz - 1kHz
  • HIGH FREQUENCY 1kHz - 32kHz
  • SHELF GAINS ±15dB in 0.1dB steps
  • FREQUENCY RANGE (HPF) 10Hz - 16kHz, 1/36 octave steps
  • FREQUENCY RANGE (LPF) 35Hz - 22kHz, 1/36 octave steps
  • 1ST ORDER 6dB/Oct
  • Bessel / Butterworth /Linkwitz-Riley 12, 24 and 48dB/Oct
  • Bessel / Butterworth 18dB/Oct
  • Limiters
  • THRESHOLD +22dBu to -10dBu
  • ATTACK TIME 0.3 to 90 milliseconds
  • RELEASE TIME 2/4/8/16/32 x attack time
  • DISPLAY 2 x 24 character blue LCD
  • Input Meter 2 x 4 point, -24dB to +4dB into limit
  • Output Meter 8 x 4 point, -24dB to +4dB into limit
  • Connectors
  • INPUTS 3 pin female XLR
  • OUTPUTS 3 pin male XLR
  • EXTERNAL 9 pin D-type connector (RS232)
  • RS485 3 pin male XLR (out) 3 pin female XLR (in)
  • POWER 
  • 3 pin IEC
  • 60 to 250V ±15% @ 50/60Hz
  • CONSUMPTION <30 watts
  • LATENCY 1.5ms (analogue in - analogue out @ 96kHz)
  • DIMENSIONS (W) 482mm x (H) 44mm x (D) 305mm
  • (W) 19ins x (H) 1.75ins (1U) x (D) 12ins
  • WEIGHT 3.5kg (7.7 lbs)


Equipment available to buy from this site is for professional use only. Please note in certain countries some products listed may not be available from A.C. Entertainment Technologies Ltd.

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