COFDM balanced modulator SDI ka H264 Decoder 1mon PA tšehetso khamera 1080p COFDM TX Control Board COFDM balanced modulator H264 encoder tshehetswa SDI SDI Camera COFDM balanced modulator H264 encoder SDI inut SDI Camera ka tšepe lebokose CNC 1W PA CODFM TX Control boto balanced modulator H264 encoder SDI khamera 1080p