Alan Holley is fascinated by the sound of ambulance sirens: the
way they rise in pitch as they approach and fall as they repair
away; and how they cut through all the background noise, like a
flock of birds that flit across a distant landscape and at once
command attention. 'I don't like the idea that people are in
trouble, but the actual sound is fantastic,' he says.
Holley refers to the familiar shift in a siren's pitch, known as
the Doppler effect, in the title of his new concerto for trumpet
and orchestra, Doppler's Web. The association could not be more
appropriate for the bending chromaticism of Holley's musical
style and the form of a trumpet concerto - where the soloist has
a better chance than most instruments ...