The Telephone Exchange (1982) British Telecom Schools Film

BT Skills
A Pacesetter production for British Telecom.

BFI Database: The invention of the automatic telephone exchange system by Strowger and the history of its development. Looks in detail at various automatic systems and explains how they work, these include: the Strowger switching system; the cross bar selector; the reed relay electronic exchange; and the microchip technology of the System X exchange. Intended for schoolchildren aged 10-16 years.

This is a new transfer of an severely faded 16mm print. Some colour correction has been applied to try and reduce the red cast.

The copyright in this film belongs to BT Group.

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