Systrum Sistum Electronica
Independent radio streaming electronica & dance, mainly on CC licenses.
More Electronica / Industrial stations
Rinse UK
Grime, dubstep, UK garage, funky, drum and bass and other electronic genres.
Noise FM
Hits of modern electronic music, mostly dubstep, drum and bass, electro house, trance, future garage & midtempo.
Plusfm
If you are receptive with all forms of electronic sonorities, you will like the eclectic "mixture" of plusfm.