DSD quadra mpeg-2 is used in digital headend system encoding and compression. It process analogue composite video and audio signal etc. This is a broadcast level encoder. It can simultaneously encode 4 A/V inputs and multiplex the correspondent 4 SPTS as 1MPTS output. compliant with mpeg-2 standard,.Also it has high compatibility with other digital equipments.1U standard case,LCD display. Features Encoding 4 A/V inputs as 1 MPTS (multiplexed)output 2 identical ASI outputs Support 4: 2: 0 encoding Hi-Fi audio processing R/L channel, stereo input. Output code rate continuously variable, flexible NMS ethernet control. LCD display, flexible in operation. High reliability design, stable performance Code stream multiplexing PID display service provider display