C-mark speaker management processor DRD28A dsp audio processor

Therefore DRD28A audio processor is capable of processing high quality audio signal. It has been widely applied in various occasions, including professional and entertainment applications.

C-MARK DRD28A FEATURES
( speaker management processor)
  DSP processor with powerful computation function;
  Support the computation of 40-bit precision floating-point;
  Various built-in audio computation processing modules;
  8 analog inputs, 8 analog outputs;
  The gain for each Mic/Line input channel is from 0dB to +66dB;
  The 48V Phantom power supply of each channel can be controlled separately;
  8 different DSP processing modes, which can be optionally set through front panel;
  It can be configured in a PC based on Windows system, simple operation and easy to understand;
  Suitable for various applications.
 
DSP PROCESSING FUNCTIONS
( dsp audio processor )
  Delays: 50 ms, 100 ms, 200 ms, 500 ms, 1000 ms;
  Routers: 4×4, 8×8, 16×16;

  Mixers: 4×1, 4×2, 4×4, 8×1, 8×2,8×4,8×8 mixers
  Dynamics: Levelers, Compressors, Limiters, Noise Gates, Expanders, Clipper;
  Signal Generator: Sine, White Noise, Pink noise;
  Equalizers: Parametric Equalizers, Graphic Equalizers;
  Filters: High-pass, Low-pass, Low-pass shelving, High-pass shelving;
  Crossovers: 2-way, 3-way, 4-way; 
  Level Meters: Level Meters of 1-channel, 2-channels, 8-channels.

 
 
Application

Because c-mark DRD28A can provide users with high quality audio signals, it has a wide application, which can match the demand of sound reinforcement for most professional fields and social entertainment.

Technical specifications
(speaker management processor)

Analog signal input specifications
 The analog signal input is transformed into 24-bit and 48 kHz digital signal
  Frequency response: +/-0.2dB, 20Hz~20 kHz
  Highest gain: +66dB
  Phantom power supply: +48V DC (10mA/output)
  Dynamic range: 103dBA, 101dB
  Highest input level: +30dBu, balanced differential motion
  Input impedance: 6.3kohms
Analog signal output specifications
  24-bit and 48khz digital signal is transformed into analog signal output;
  Frequency response: +/-0.2dB,20Hz~20kHz
  THD+N: <0.05% @4dbu 1KHz;
  Phantom power supply: +48V DC (10mA/input)
  Dynamic range: 103dBA,101dB
  Highest output level: +24dBu, balanced differential motion
  Output impedance: 100ohms, able to drive at least 600ohm load
Other specifications
  Power supply: 110-240V AC,40~60hz
  RMS Power: less than 30W
  Temperature: +5-40°C
  Humidity: 5-85%
Size specifications
  Size (length x width x height): 430mm x 291mm x 44.5mm (rack not included)

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