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BS 7940:1999

Current Date published:

Analogue PSTN terminal support interface

This standard applies to apparatus having an interface for the connection of Terminal Equipment (T.E.) intended for a Direct Exchange Line (D.E.L.) and specifies the performance requirements of the interface which make it appear to the attached T.E. that is interworking with a single 2-wire analogue PSTN D.E.L.

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Pages: 28

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BS 7940:1999

Get this standard Prices exclude GST
PDF ( Single user document)
$395.60 NZD
HardCopy
$395.60 NZD

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