China Video Transmitter Receiver

This long distance surveillance system is widely used in police, maritime safety, civil air defense, electronic emergency, railway repair, firefighting, oil field guarding and so on.

Transmitter Functions & Features:
nRemote wireless PTZ command control (RS485 control)
nDC (lithium battery) and AC power supply
nCOFDM modulation and MPEG-2 video compression
nEncrypted transmission for higher security
nLow-light camera compatible with high-speed PTZ control and zoom lens
nReceiver builtin networked transmission (MPEG-4/H.264) and recording functions
nPortable application and simple installation (no use any tool for installation)
nCenter wireless control of transmitter switching power supply

Power supplyWorking voltage VDC12V~DC16VWorking current A≤3A@DC12.5VVideo TransmissionFrequency output range MHz300MHz~450MHz,560MHz~760MHz or user customizedRF bandwidth MHz1.25/2.5/6/7/8MHz @MPEG-2, 1.5/2/4//6/7/8MHz @ H.264Power output dBm30dBm power output adjustable with 1dB stepC/N≥28dB @ 30dBmModulationCOFDMConstellationQPSK/16QAM/64QAM optionalFEC1/2, 2/3, 3/4, 5/6, 7/8 @ 6/7/8MHzCarrier2KGUI1/4, 1/8, 1/16, 1/32 @ 6/7/8MHzVideo input level1~1.2Vp-p@75ΩVideo input formatPAL/NTSCVideo encodingMPEG-2/H.264EncryptionAES/ALLTECH Basic ScramblingVideo white bar amplitude mV650~720mVVideo synchronous amplitude mV260~275mVVideo amplitude-frequency characteristic dB0~4.8MHz-0.5~1.55.5MHz-4.0~1.5Audio inputLeft/right channel, stereoRS232 control interfaceStandard RS232 level, 9600, 8, N, 1RS232 data interfaceStandard RS232 level, support 1200~115200ASI interfaceoptionalIntelligent Dome CameraImaging sensor1/4 inch EXview HAD CCDEffective pixels44million pixelsHorizontal resolutionON/OFF (ON: 530 TVL)Lens26 * optical zoon, f=3.5mm (wide angle) ~91.0mm (far-end) F1.6~F3.8PositionaI accuracy0.05ºAngle of view (horizontal)54.2° (wide angle) ~2.2° (far-end)Minimum illumination1/60 second mode: 1.0Lx (model)(F1.6,50IRE)
1/4 second mode: 0.01Lx (model)(F1.6,50IRE)SNR≥50dB (weighted)Rotation angleHotizontal: 360º, vertical: -15~90ºPTZ ControlWorking frequency433MHzInterface communication bitrate1200~38400 bpsReceiving delay9600 air bitrate <1msAntenna impedance50ΩReceiving sensitivity9600 air bitrate -103dbmEnvironmentWorking temperature-25°C~55°CStorage temperature-40°C~70°CAppearanceDimensionDiameter: 135mm; height: 355mmWeight5.6kg

Receiver Functions and features:
MV2025RH7-JKYZ Portable Suitcase Video Receiver MPEG-2/MP@ML/4:2:0 DVD decoding standard Receiver internal parameters configurableAuto front error correction Frequency continuously adjustablePower off memory Standard definition image and hi-fi stereo outputFeed short-circuit protect and indicationLithium battery power supply with power displayAVI format video recoding; USB flash disk video recordingH.264 video compression with Ethernet transmissionFull-featured PTZ camera remote control COFDM demodulation and high receiving sensivitity (single antenna -92dBm, diversity receiving -96dBm)
Specifications:

Power SupplyWorking voltage VAC220V±20V, DC14V~DC16VWorking current A≤2.5A@ DC15.5V Video Receiving Frequency input range170MHz~860MHzRF bandwidth1.25/2.5MHz or 6/7/8MHzReceiving sensitivity-96dBm~-20dBm@8M/-106dBm~-20dBm@1.25MDemodulation COFDMVideo decoding standard MPEG-2/MPEG-4Constellation QPSK/16QAM @ 1.25/2.5MHz; QPSK/16QAM/64QAM @ 6/7/8MHzFEC1/3,2/3 @ 1.25/2.5MHz,1/2, 2/3, 3/4, 5/6, 7/8 @ 6/7/8MHzCarrier 2KGUI1/8, 1/16 @ 1.25/2.5MHz; 1/4, 1/8, 1/16, 1/32 @ 6/7/8MHzVideo output level1~1.2Vp-p@75ΩVideo output formatPAL/NTSCVideo white bar amplitude mV650~720mVVideo synchronous amplitude mV260~275mVVideo amplitude-frequency characteristic dB0~4.8MHz-0.5~1.55.5MHz-4.0~1.5Rx feed output voltageDC10V~DC12VRx feed output current (MAX)800mAAudio outputLeft/right channel, stereoRS232 control interfaceStandard RS232 level, 9600, 8, N, 1RS232 data interfaceStandard RS232 level, support 1200~115200Command Command air baudrate600bps~19200bpsPower output≥32dBmKeyboard communication protocolPelco-P such multiple protocols with baudrate adjustableKeypress Rubber button, numeric keypad, camera function keysEnvironment
Working temperature -25°C~55°CStorage temperature-40°C~70°CAppearance Dimension 460mmx370mmx180mmWeight 10.1kgBattery weight 1.1kgColor
Black