... 1.Digital TV Headend 2.Easy to manage/Headend in a box 3.Pay as you go ... modules can be hot-swapped and hot-inserted to support the growing requirements of network operators. ... including receiving, decoding, transmodulating, encoding, transcoding, ASI to IP conversion, scrambling, descrambling, multiplexing, and QAM/COFDM ... modulation. It can support up to:20 inputs of DVB-S/S2, DVB-C ...