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Pitch change during reverberant decay

โœ Scribed by C.G. Balachandran

Book ID
103248298
Publisher
Elsevier Science
Year
1976
Tongue
English
Weight
94 KB
Volume
48
Category
Article
ISSN
0022-460X

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๐Ÿ“œ SIMILAR VOLUMES

Pitch change during reverberant decay
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โœ P.H. Parkin ๐Ÿ“‚ Article ๐Ÿ“… 1974 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 29 KB

In buildings with long reverberation times it is usually possible to hear the musical sounds changing pitch during the decay. I have always thought that this was due either to a shift of energy between the normal modes, or to the dependence of pitch on intensity, or to a combination of both. For us

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Ahstraet-The chemical changes occurring during mild oxidation of petroleum and coal tar pitch were studied by elementary analysis, solubility measurements, IR and nuclear magnetic resonance spectroscopy and chromatography. The oxidized pitches were compared with pitches which were distilled to give