Dr Emmett is the Technical director and Chief Executive of Broadcast Project Research, an Independent Studio based Research group. Originally representing the UK as principle digital audio expert to the IEC, he is perhaps best known for his work on digital audio and video standards. He chaired the EBU digital audio advisory group P/AGA, which was responsible for the Broadcast Wave Format, and is currently involved in LED lighting and lip-sync standards work for the EBU and chairs the SMPTE Standards Lighting Consistency group. He held a chair at the International Academy of Broadcasting in Montreux, and has examined for Surrey and Glyndwr universities in the UK, as well as External Course Development at the University of Bradford and Southampton Solent.
From 1977 to 1994 Dr Emmett worked in the Engineering Department of Thames Television in London after gaining a Ph.D. at Durham University and starting the UK audio equipment manufacturers EMO Systems Ltd. Whilst at Thames Television, he worked on subjects as diverse as film archive formats and psychoacoustics, and along the way gained six international patents as sole inventor, and jointly with Lee Lighting, a Technical Oscar for developing the flicker-free Lighting Ballast.