Rolf Dietzel

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The fundamental experimental findings on speech and musical sounds date back to the pre-electronic era. It is interesting to estimate the accuracy of the mechanical measurement tools which have been used in that time. For this purpose, the authors performed measurements at historic acoustic resonators and at some prototypes of MAREY’s capsules. The results(More)
The early history in experimental phonetics and speech technology is featured by numerous sophisticated devices which we can study today in a number of historic collections which are located mainly at universities. In many cases, however, it is not easy to understand how these devices have been applied in an optimal way. Illustrations and historic(More)
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