Martin Audio DX2 Digital system controllers

Top quality loudspeakers require top quality amplification and control. Martin Audio offer just that in the MA Series of lightweight and conventional power amplifiers, DX Controllers and the Engineer.


With Martin Audio’s enviable reputation for producing loudspeakers with excellent performance and high durability it is no surprise that our name appears on an equally prestigious range of high quality amplifiers and controllers.


With models suited to both touring and installed audio environments our electronic audio components supply the uncompromising sonic performance and unquestionable reliability required by the most demanding of today’s sound reinforcement applications.


Martin Audio Electronics – completing the circuit.



Martin Audio DX2 Digital system controllers


* 2in 6out DSP-based system controller


* Loudspeaker management system


The DX2 embraces the very latest advances in technology to meet the ever increasing demand and expectations placed on professional audio systems. 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.



Features

 

* 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


Applications

 

* Live sound loudspeaker management

* Active monitor systems

* Fixed installations


Technical Specification


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 RESP. 20Hz - 20kHz ±0.5dB, -3dB @ 32 kHz

DYNAMIC RANGE >116dB 20Hz -20kHz unweighted

DISTORTION <0.02% @ 1kHz, +18dBm

MAXIMUM DELAY 650 ms

MIN STEP SIZE 0.3µS

INPUT GAIN +6dB to -40dB in 0.1dB steps

OUTPUT GAIN +15dB to -40dB in 0.1dB steps plus mute



PARAMETRIC EQUALISATION

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

HIGH AND LOWPASS FILTERS

FREQUENCY RANGE (HPF)

10Hz - 16kHz, 1/36 octave steps

FREQUENCY RANGE (LPF) 35Hz - 22kHz, 1/36 octave steps



RESPONSES

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

POWER 60 to 250V ±15% @ 50/60Hz

CONSUMPTION <30 watts

LATENCY 1.5ms (analogue in – analogue out @ 96kHz)

SIZE (W) 482mm x (H) 44mm x (D) 305mm

(W) 19ins x (H) 1.75ins (1U) x (D) 12ins

WEIGHT 3.5kg (7.7 lbs)