
Crosscurrents
takes the form of a concerto with the tape providing
expansions and extensions of the harpsichord material
using different combinations of synthesised and recorded
sounds. These were created using various electroacoustic
techniques of sound generation and manipulation including
computer synthesis, MIDI sequencing and the traditional
techniques of musique concrte.
The piece
deals with various forms of interaction between the
harpsichord and tape suggested in part by the different
characteristics of the sound-world produced by the idioms
of the instrument (including the mechanical sounds only
revealed fully under amplification). In the first large
section of the piece, the tape and harpsichord combine
to form a single 'meta-instrument' or 'tutti' which
alternates with short solo harpsichord passages. As
the section progresses, the general tendency is for
the tape and harpsichord to move apart from each other
culminating in cadenzas for both harpsichord and tape
respectively. The second and final section works back
towards a further fusion of the two elements leading
to a final da capo section.
Crosscurrents
was awarded an honourable mention in the 1994 Prix Ars
Electronica and was a selected work for the 1993 International
Computer Music Conference in Tokyo. ;
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