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Transmission Testing of Digital PBX Disclosure Number: IPCOM000065567D
Original Publication Date: 1985-Jan-01
Included in the Prior Art Database: 2005-Feb-19

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Related People

Dahl, JP [+details]


This article describes hardware which could be included in a digital PBX to provide automatic transmission testing of analog line interface service modules (LISMs). A low power digital transmitter and a low power digital receiver are included within the digital PBX.