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Impedance and wall absorption are important characteristics of acoustical systems. Unlike the electrical case, no convenient commercial system is available for acoustical [...]
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Polach, P.
ŠKODA OSTROV Ltd. will introduce composite doors into the vehicles of its basic production program in the nearest future. Verification of the applicability of their sup [...]
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The speech audiometry answers the question how a person is able to perceive, differentiate and understand living speech. The first construction attempts of speech audiome [...]
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This paper presents the optical Digital Image Correlation method for in-plane displacement field measurements. This method is based on tracing random structures, which ar [...]
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Acoustic speech output in humans is commonly considered to results from a combination of a source of sound energy (e.g. the larynx) modulated by a transfer (filter) funct [...]
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The present paper considers the elements of pneumatic suspension system of rail-vehicle as a part of rail-bus pneumatic system. The paper presents a mathematical model of [...]
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At the loudspeaker system designing, especially for bass zone, many things have be taken to account. First it is loudspeaker, secondary loudspeaker’s baffle board. For [...]
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Many structures encountered in civil, mechanical, naval or aerospace engineering can show properties of auto-parametric systems. The general mathematical structure of the [...]
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After a short introduction to psychoacoustic parameters evaluation the most common methods of mathematical acoustic modelling - ray tracing and the image source model- ar [...]
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