Jam El Mar

Rolf Ellmer (born 3 December 1960), also known by the names [a=Jam El Mar], Jam, and Trancy Spacer, is a classically trained musician (concert-guitarist), producer and DJ. He has become one of Germany's most known techno and trance producers.

Together with [a=Markus Löffel] (alias [a=Mark Spoon]), also a big name in the German dance scene, he has recorded under several monikers such as [a=Jam & Spoon], [a=Tokyo Ghetto Pussy] and [a=Storm]. He was also a member of the group [a=Dance 2 Trance], along with Dag Lerner (alias [a=DJ Dag]), which had great success all over the world and is said to be among the pioneers of trance music.

He also works as a producer and remixer for other artists.