Sá, Adriana2015Sá , A 2015 , ' Exploring disparities between acoustic and digital sound ' , Leonardo Transactions: Live Interfaces .1530-9282Leonardo Transactions: Live InterfacesMapping digital sound to an acoustic input enables the performer and the software to ‘talk’ simultaneously. Whilst the performer has direct control over the acoustic outcome, the digital can become a means of destabilization - as it is mediated through code. Musical expression substantiates as the performer addresses the unexpected resourcefully. This text describes the performative dynamics in terms of perceptual mechanics. Keywords: acoustic instruments, digital instruments, perception, conscious awareness, chanceapplication/pdfengopenAccessAUDIOVISUALSOMPERCEÇÃO MUSICALAUDIOVISUALSOUNDSOM DIGITALDIGITAL SOUNDMUSIC PERCEPTIONarticle