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Directivity

Name: Directivity
Duration: 12 min

René Jodoin

1960 | 12 min

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Combining colour, animation and sound to clarify principles of radio-wave transmission, this film illustrates how antennas propagate radio waves and how they may be adapted to increase the directivity of transmissions. The theoretical concepts are emphasized.

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<iframe src="https://www.nfb.ca/film/directivity/embed/player/" width="(( width ))" height="(( height ))" frameborder="0" allowfullscreen="true" webkitallowfullscreen="true" mozallowfullscreen="true"></iframe><p style="width:(( width ))px"><a href="https://www.nfb.ca/film/directivity/" target="_blank"><em>Directivity</em></a><span>, </span><a href="https://www.nfb.ca/directors/rene-jodoin/" title="more films by René Jodoin" target="_blank"><span>René Jodoin</span></a><span>, </span><a href="https://www.nfb.ca" target="_blank">provided by the National Film Board of Canada</a></p>

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Credits

director

René Jodoin
producer

Frank Spiller
executive producer

Peter Jones
photography

Douglas Poulter
animation

Austin Campbell
narrator

Bill Walker

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