The DRD28A audio processor is a 1U device with multifunction of signal mixing, route, equalizer, etc, which simultaneously handles up to 8 channels analog signal with Line/Mic input.
With an internal 200 MIPS SHARC processor, it processes audio signals with 40-bit floating-point precision by using C-MARK RS1200 software.
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
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
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
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)
SHENZHEN BAO YE HENG CO., LTD
E-Mail：helen.zhou@c-mark.com.cn
Add： Building A, No. 10, Zhuangfu Road, Xinzhuang Community, Matian Street, Guangming District, Shenzhen (Tongfuhan Haida Innovation Park)
Copyright：SHENZHEN BAO YE HENG CO., LTD
ICP：08016907-3
Guangdong Public Security Preparation: NO. 44030402000243
