Comparative Analysis of Brass Wind Instruments With an Artificial Mouth: First Results
We have developed in the past "artificial mouths" to study the behaviour of brass wind instruments (trumpet, trombone) in the playing situation, but without a musician. After using such devices to better understand the physical phenomena involved in brass instruments, we have built
and used a new artificial mouth with the objective to test and set up instruments; the artificial mouth is considered here as a "test bench". In this article, we describe the typical measurements that we have carried out on trumpets, in order to compare them (measurements of oscillation threshold,
evolution of the playing frequency according to the dynamic level). As a first result, the artificial mouth allows one to show noticeable differences between instruments. We propose next some research paths which could be explored in order to better control the quality of instruments and,
in the future, to introduce the use of an artificial mouth in the design process of brass instruments.
Document Type: Research Article
Publication date: 01 November 2003
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