GK-Multimedia-Controller

GK-500 Multimedia ControllerProduct FeaturesPower-off Dealyed Protection:extending the service life of the projector lampSwitching input signal easily and quicklyThe equipment management and centralized control of multimedia classroomproviding a wide range of fast connectors.Reserved network,microphone,USB,notebook,stereo,and other interface greatly facilitate the operation of the userusing RS232 serial port mode to control projector easily steadily and rapidly;Individual operation can be intalled on learning code software upon requestSpecialization of mass production,quality,stable and reliable,highly cost -effective.Using advanced chip can upgrade procedures to ensure fuction advanced;A100 MHz wideband video amplifier technology can comprehensive upgrade high fidelity signal quality,even if maintaining the projector in a long distance it can also guarantee transmission of clear image quality;Built-in digital volume adjustment for adjusting the volume more easily;Signal interface(RCA)3*video/2*Audio (input),2*video/2*audio (output)RCA1*3.5 mic3*VGA(input Include laptop),2*VGA (output)1*LAN (INPUT),1*LAN(OUTPUT RJ45)1*USB(INPUT),1*USB(OUTPUT),1Control Interface1*projector power output, the projector power protection delay1 *Screen power output control ,Electric control screen up and downControlDB9 Standard serial port control serial learning3*Infrared control of self-learningRS485 Two-way controlControl keyboardButton controlRGB partBandwidth:350MHzInterference color brightness:-50dB@5MHzDifferential Phase 1/os:1.28drgee,3.58MHzDifferential gain error:0.1%.3.58-4.43MHzAudio-visual partFrequency Response:20Hz-20KHz+1/-3dBStereo channel separation:80dB@1KHzState total rejection ratio:75dB@20Hz-20KHzGain error:±0.1dBVideo part1/0 Impedance:75QInterference color brightness:-80dB@100KHz,loadedRe-paly loss:-30dB@5MHzBandwidth:100MHzGenlock:0.3V-0.4Vp-pLARGEST DC Compensation:1.5VPower rangeAC:200-240V