There is more than one artist with this name:
1) Able is an Australian band comprised of Joel Houston, Marty Sampson, Luke Munns, and Michael Guy Chislett (of The Academy Is...), who broke up in 2001 after winning the Channel V Leg Up Competition so that they could pursue their activities with the Hillsong United band.
2) Able is the name of an ambient electronic artist from Denver CO. His music is on the netlabel www.ropeswingcities.com
He fuses acoustic with minimal sounds and field recordings to create highly enjoyable, nostalgic sounding music.
3) Able is the name of a DJ in the UK heard on rinse.fm