Pues ni más ni menos que lo que dice el título de este teletipo: bocinas bien grabadas y pura experiencia acústica. Recomendable.

Así dice el, vamos a llamarle, press release:

Ten canisters of pressurized tetrafluoroethane over three weeks (ALKU 89, 2009, 7″ red vinyl).

Two pieces for hand-held gas horns realized at the Music Research Centre, University of York, November 2008.
Recorded using two Neumann U87 microphones and a Shure SM58 on custom-rigged pendulum.
Recording engineers: Thom Blake, Theo Burt, Dr. Tony Myatt, Peter Worth.
1,1,1,2-Tetrafluoroethane is a haloalkane refrigerant with an ether-like odour. It has the formula CH2FCF3, and a boiling point of -26.3 degrees centigrade.

This recording contains unprocessed acoustic sounds only.

Acknowledgements: Anna Ramos, the Fell family, Joe Gilmore, Mat Steel, Paulo, Jenny’s Fish & Chips, and especially everyone at the MRC New Aesthetics in Computer Music programme.
Play Loud!!!