Telephone exchange

United Kingdom, 1963

Film
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Shows by diagrams, models and live action the basic working of an automatic telephone exchange. Comparisons with a manual exchange. Demonstrates working of a uniselector, dialling a number and the subsequent connection. Shows correct method of dialling.

Credits

director

David Cons

producer

Denis Ward

production company

Technical and Scientific Films

Language

English

Duration

00:16:02:00

Colour

Black and White

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If you would like to cite this item, please use the following template: {{cite web |url=https://acmi.net.au/works/73585--telephone-exchange/ |title=Telephone exchange |author=Australian Centre for the Moving Image |access-date=22 April 2021 |publisher=Australian Centre for the Moving Image}}