1.HG,HD,SD-SDI optic transmission 2.Up ... in sports teleproduction, remote camera links, Cross-town fiber links, Cross-campus production, pre-fibered venues and ... courtesy feedsProduct Description Atech 3D/HD/SD SDI fiber optic transmission system can transmit one 3G-SDI, ... or one DVB-ASI stream through one single mode fiber or multimode fiber with the standards of SMPTE424M, SMPTE259M, SMPTE297M, ...