DSP - 4400 DSP Audio processing audio dsp module for Power Speaker Amplifier
Features
DSP4400 /DSP4200 Model customized for current professional amplifier, is 4 in and 4 out digital signal processing module. With high-performance 32 bit floating point DSP chip of TI, basic frequency up to 200MHz, 96KHz sampling frequency, 24 bit A/D&D/A. ARM processor embedded operation system with 4 inch touch screen makes operation more visual and simple. Connect computer by USB or RS485, long distance control by RS485 as far as 1500 meters, control well in the scene.
Specification:
1. 4 inch 6:9 TFT touch screen.
2. 96KHz sampling frequency, 24bit A/D&D/A converter, 32 bit floating point DSP chip.
With professional PC control software, remote real-time control by USB or RS485.
4 channels input and output, matrix model input and output set freely.
Output channel: Mute, 8 bands EQ, X-over, input source optional, Polarity, Delay, Limiter, Gain (Delay max to 1s; frequency point, slope size and slope form of X-Over adjustable; frequency point,gain and band width of EQ adjustable, plus PEQ, Hi-Shelf and Lo-Shelf optional models
Technical Parameter
Technical Parameter | ||
| DSP4400 | DSP4200 |
Input/Output channel | 4Input(balanced)/4Output(unbalanced). | 4Input(balanced)/2Output(unbalanced). |
Mute | √ | |
Mode | stereo, parallel,bridge. | |
Delay | Each input channel has delay control,adjust range: 0-1000ms. | |
Polarity | In phase(+) & Reversed phase(-) . | |
EQ | Each output channel has 8bands EQ. EQ Modes : PEQ/Lo-shelf/Hi-shelf | |
X-over | LPF HPF mode: Linkwitz-Riley/Bessel/Butterworth, FREQ: 20Hz-20KHz, Total: 239 point (Slop):12dB/oct,18dB/oct, 24dB/oct,48dB/oct | |
Limiter | Gate level:±13dBμ, Step:0.05dBμ, Start time:03ms-100ms,<1ms,Step:0.1ms, >1ms, Step:1ms Release time: Release time can be set as twice,2/4/6/8/16/32time. | |
Input /Output port | Input:balanced Output: unbalanced | |
Parameter | 32 bit DSP chip processor,96KHz sampling frequency,24 bit AD/DA converter. | |
Display | 4 " TFT 800*600 wide screen display setting | |
Input impedance | Balanced 22 KΩ | |
Output impedance | unbalanced 560 Ω | |
Input range | ≤+12dBu | |
Frequency | 20Hz-20KHz(0~-0.5dB) | |
S/N | >105dB | |
THD | <0.01% (Output=0dBu/1KHz) | |
Crosstalk | >80dB(1KHz) | |
PC Port | Front panel has 1 USB port | |
Power | +15V(80mA),-15V(80mA),+5V(800mA) | |
Unit Dimensions | motherboard : 62X146(mm) control panel: 57X164(mm) | |
FAQ:
Q1.Why us?
A.We specialize in R&D and manufacture of high-performance professional DSP audio products,such as professional audio processors,karaoke processors,professional amplifiers,karaoke amplifiers,power supply sequencer,power amplifier modules,mixer,equalizer,feedback exterminator and so on,with highly quality and competitive prices.
Q2.What’s your payment term?
A. We accept T/T,30% deposit at first and 70% balance needs to be paid before shipping.
Q3. How long is the delivery time?
A. Usually 25-35days for production. 1 day for sample delivery if it’s available in stock.
Q4. What’s your standard package?
A.Bubble wrap packaging inside and carton packaging outside.
Q5. How long is your product warranty?
A. 2years.
Q6. Could you do OEM/ODM for customers?
A. Yes,from the product design to packaging,our engineers can design exactly as your requirements.Any kind of logo printing or design is available ,If your order quantity is good .
Q7. What kind of certificates do you have ?
A.Our company has been awarded 3C, CQC, ISO,CE and ROHS.