bbc radiophonic workshop, deliaderbyshire.com, paul mccartney, carnival of light, electronic music, tape music, tape loops, pioneer, brian jones, pink floyd, yoko ono, cilla black, peter hall, work is a four letter word, doctor who, david vorhaus, cambridge university, dr who, karlheinz stockhausen, television, tv, radio, musique concrete, music concrete, ems synthi, ems vcs3, peter zinovieff, synthesis, synthesizer, oscillator, tape manipulation, tape loops