Journal of the Society of Motion Picture Engineers ( Volume: 30, Issue: 1, January 1938)

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Film Perforation and 96-Cycle Frequency Modulation in Sound-Film Records

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Publisher: SMPTE
Doc Type: Journal Article
Article Type: research-article
Abstract: When motion picture film is flexed around a cylinder the film in the region of the sprocket holes does not follow a smooth curve. In a sound record this leads to frequency distortion of perforation frequency.
Publication Date: 1938-01-01
DOI: 10.5594/J14713
Link: https://doi.org/10.5594/J14713
Author(s): J. Crabtree, W. Herriott

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J. Crabtree and W. Herriott; Film Perforation and 96-Cycle Frequency Modulation in Sound-Film Records, Journal of the Society of Motion Picture Engineers ( Volume: 30, Issue: 1, January 1938); SMPTE, 1938. Available at https://doi.org/10.5594/J14713

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J. Crabtree and W. Herriott; Film Perforation and 96-Cycle Frequency Modulation in Sound-Film Records, Journal of the Society of Motion Picture Engineers ( Volume: 30, Issue: 1, January 1938); SMPTE, 1938. Available at https://doi.org/10.5594/J14713

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<span class="citation">J. Crabtree and W. Herriott; <cite>Film Perforation and 96-Cycle Frequency Modulation in Sound-Film Records</cite>, Journal of the Society of Motion Picture Engineers ( Volume: 30, Issue: 1, January 1938); SMPTE, 1938. Available at <a href="https://doi.org/10.5594/J14713" target="_blank" rel="noopener">https://doi.org/10.5594/J14713</a></span>

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<li>
J. Crabtree and W. Herriott; <cite id="bib-10-5594-j14713">Film Perforation and 96-Cycle Frequency Modulation in Sound-Film Records</cite>, Journal of the Society of Motion Picture Engineers ( Volume: 30, Issue: 1, January 1938); SMPTE, 1938
<span class="doi">10.5594/J14713</span>
</li>