The H-12SDI-QAM-IPLL is a CATV Digital Modulator with 12 SDI Input + ATSC/QAM RF INPUT, IPTV TS INPUT and CATV RF COAX Output + IPTV TS output + ASI output - LOW LATENCY - UP to 1080p/60. Thor Broadcast's high density HD encoder RF modulator has an all new platform for modulation for up to 12 SDI Inputs in SD/HD/3G-SDI sources while simultaneously being able to output IP Transport Streams from those sources. This multi-function device is a professional headend in a box with massive functionality which includes encoding, multiplexing, scrambling and modulation. Combining several of these units means you can utlimately build a full headend in a fraction of the rack space. This unit is a 1RU powerhouse that has surpassed testing expectations due to utilization of the best video chipsets on the market which means perfect 1080p60 clarity in beautiful HD.