four-channel briefcase diversity receiver embedded DVR & LCD display
Features of four-channel briefcase diversity receiver embedded DVR & LCD display:
*Four H.264 narrow-band COFDM receiver;
*Four-channel DVR complete with 60G solid-state flash drive memory;
*Provides simultaneous reception and recording of four COFDM transmissions;
*Modular design and highly integrated;
*17" Standard Samsung LCD screen;
*Four composite video and audio outputs;
*Support 4 channels 48hours continuously recording;
*Support RS485/RS232 and av signals transmission simultaneously;
*Advanced data encryption for the security;
*NTSC/PAL automatically adapt, support user adjustable;
*Supports high-speed mobile NLOS ( Non Light Of Sight ) reception;
*Adjustable working frequency, bandwidth, RF power and etc;
*COFDM modulation, Stable signal reception;
*Custom made for HDMI/SDI hd interface output.
Parameters of four-channel briefcase diversity receiver
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Frequency
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300-800MHz/1.2G/2.4G/5.8GHz (optional)
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Memory
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60G/120G, 4 channel 48 hours recording
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LCD monitor
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17inch
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RF Level Input
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-105dBm~-20dBm
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RF Interface
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N(F)
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AV output
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BNC
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Modulation
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COFDM
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Power supply
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AC220V / DC12V
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Bandwidth
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2/2.5/4/8MHz(adjustable)
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Constellation
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QPSK,16QAM
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Data control interface
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Standard RS232/RS485/TTL level,9600,8,N,1
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RS232/RS485 data interface
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Standard RS232/RS485 level ,support 1200~115200
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FEC
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1/2,2/3,3/4,5/6,7/8(optional)
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Guard Interval
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1/32,1/16,1/8,1/4 (optional)
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Video Output
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1 line PAL/NTSC analog video
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Video Decoding
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ISO/IEC13818-2 MPEG-2/H.264
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Revolution
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720×576(PAL) , 720×480(NTSC)
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Lines of horizontal
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625 or 525 Line
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Audio Output
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Analog stereo left and right channels
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Data encryption
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AES / ALLTECH Basic scrambling
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Voltage
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AC220V±20V, DC14V~DC16V
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Work environment
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-30~70°
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Built in Battery
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30000mA,support 4ch 48 hours recording
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Size
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520*430*210mm
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Weight
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22kg
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Application
The COFDM wireless video transmission system is wildly used in UAV drone, live broadcast, maritime surveillance, security protection, and so on.
The max transmitter signal that 4-channel receiver can receive is 4 transmitters’.
Customization
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