PSI 'makes massive contribution' to Monster Mash and Samhain Live Halloween special
Irish technical production company PSI supplied Belfast's Monster Mash and Samhain Live Halloween special with sound, staging, lighting and rigging
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Dr Who: Adventures in time, space and audio
Through the years, galaxies and countless adventures, Doctor Who has changed and been reinvented. In all this, audio has played a key role. Kevin Hilton finds out more...