... KBT3542-4 is a low bit rate encoding, DVB-T modulation integrated device to convert four channels A ... and 1 RF input.The signals source could be from satellite receivers, closed-circuit television cameras, Blue-ray players, ... *4Sample rate48KHzBit rate64kbps, 96kbps,128kbps, 192kbps, 256kbps, 320kbps DVB-T modulator section StandardEN300744FFT mode2K, 8KBandwidth6M,7M,8MConstellationQPSK, 16QAM, ...