Jonas R. Kirkegaard

COMPOSER | SOUND ARTIST

JONASRKIRKEGAARD@GMAIL.COM

Terfenol-D Beta Speaker (2008)

ARTISTIC IDEA

This piece comprises eight metal plates of varying sizes and thicknesses, each equipped with transducer devices that induce vibrations in the plates.

The concept involves a departure from conventional speakers with relatively linear frequency responses. Instead, the utilization of metal plates, which inherently function as “bad” speakers, yields intricate microtonal drones. The main compositional task is to find and arrange the interesting frequency combinations for each plate…

Terfenol-D Beta Speaker (live excerpt)

Excerpt from live performance, I think it was SPOT festival in 2008. The sound is extremely quiet, so really not suitet for a music festival venue – but I think people sat down and very really quiet.

Terfenol-D premiere in Symfonisk Sal, Musikhuset Aarhus (2008)
Terfenol-D premiere in Symfonisk Sal, Musikhuset Aarhus (2008)
Terfenol-D Beta Speaker in "Installation mode" at Revew festival, Copenhagen (2009)
Visuals by VECTRAL, projected on the metal plates (2009?)
Terfenol-D Beta Speaker in "Installation mode" at Revew festival, Copenhagen (2009)