... 20 adjustable,7~862MHz) Product description Huatai HT8000 series, Multi-optical port output externally modulated 1550nm optical CATV transmitter, ... for largeand medium cities CATV network, to achievelocallarge area, multi-user coverage,providing high performance,high-index access. HT8047 : ... )>16 Input impedance(Ω)75 RF connector F-Female Link featureTransmit channel PAL-D / 60CHPAL-D / 99CH CNR1(dB)≥53 ...