Evan Davis utilises the technique for removing hiss in 3D radio
We recently reported on a breakthrough in 3D sound by a scientist at Princeton University which has the commercial audio world all of a flutter.
Now the musician and sound pioneer Robert Fripp and Simon Heyworth, a leading sound engineer who produced Tubular Bells, have been working with the BBC so that for the first time 3D sound should be available to Radio 4 listeners.
Nicola Stanbridge met the sound experts behind the process.
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