http://en.wikipedia.org/wiki/IRIG_timecode http://en.wikipedia.org/wiki/IRIG_timecode http://en.wikipedia.org/wiki/IRIG_timecode English http://en.wikipedia.org/wiki/IRIG_timecode IRIG-B http://en.wikipedia.org/wiki/IRIG_timecode http://en.wikipedia.org/wiki/IRIG_timecode English