Private branch exchanges for connection to public switched telephone networks run by certain telecommunication operators.Facilities on private Specification facilities with terminating stations treated as an entirety
€316.00
Private branch exchanges for connection to public switched telephone networks run by certain telecommunication operators Specification general requirements
€269.00
Terminal strip with insulation displacement contacts; for telecommunications sytems; dimensions, material
€34.30
Plastics. Unplasticized polyvinyl chloride pipes for underground communication lines. Specifications.
€59.00
Code of practice for installation apparatus intended connection to certain telecommunication systems Installation switching that may be connected analogue
€165.00
Specification for electrical safety requirements for apparatus for connection to certain telecommunication networks
IEEE Standard Definition, Specification, and Analysis of Systems Used for Supervisory Control, Data Acquisition, and Automatic Control
€48.00
Apparatus using cordless attachments (excluding cellular radio apparatus) for connection to analogue interfaces of public switched telephone networks Specification general requirements
€81.00
Specification for safety requirements for apparatus for connection to British Telecommunications networks
IEEE Standard for Functional Requirements for Methods and Equipment for Measuring the Performance of Tone Address Signal Systems
€64.00
IEEE Standard Definitions of Power Systems Data Transmission and Related Channel Terminology
€51.00
Apparatus for connection to private circuits run by certain public telecommunication operators Specification apparatus speechband
€355.00
Apparatus for connection to private circuits run by certain public telecommunication operators Specification apparatus baseband
Apparatus for connection to private circuits run by certain public telecommunication operators Specification apparatus telegraph using SCVF signalling
Code of practice for the selection and accommodation of telephone, telegraph and data communication installations
