... Encoding (Option 1) VideoEncoderMPEG-2 MP@ML(4:2:0)InputCVBS*2Resolution720*576(PAL), 720*480 ... Encoding (Option 2) VideoEncoderMPEG-2 MP@ML(4:2:0)InputCVBS*4Resolution720*576(PAL), 720*480 ... StandardEN300744FFT mode2K, 8KBandwidth6M, 7M, 8MConstellationQPSK, 16QAM, 64QAMGuard Interval1/4, 1/8, 1/16, 1/32FEC1/2, 2/ ... modulator,scrambler,multiplexer and so on 4 channels CVBS to DVB T encoder modulator