------ The KY-BPRM-4CH seriesKey FeatureslSpectral Range 400-1700nmlVarious 3dB band-width optionslRise time Min.lIntegrates four channelslCMRR30dBlLow noiselSingle power supply DC 5VlDimensions 86x47x36mmlCan be customizedApplicationslLaser radarlBrillouin Optical Fiber Sensing Systemlf-OTDRlOptical heterodyne detection systemOptionslBand-widthlGainlOutput CouplinglNumber of channelsDescription The KY-BPRM-4CH series four channels balanced photoreceiver is a product specifically developed for the optical heterodyne detection system. It integrates four balanced photoreceiver with the same performance, each of them integrates two matched high linearity analog PIN detector and low noise broadband transimpedance amplifier, with high gain, high sensitivity, DC coupling output and high com...