Draft standard to match and work with ETS 300 001/NET4 "Apparatus one or more particular functions for connection public switched telephone networks run by certain telecommunications operators" Specification general requirements
€193.00
Draft standard to match and work with ETS 300 001/NET4. Apparatus one or more particular functions for connection public switched telephone networks run by certain telecommunications operators. auto-calling, auto-answering auto-clearing facilities Specification
€95.00
Draft standard to match and work with ETS 300 001/NET4 "Apparatus one or more particular functions for connection public switched telephone networks run by certain telecommunications operators". Specification series connected apparatus Apparatus having less than maximum allowable impairments
Draft standard to match and work with ETS 300 001/NET4 "Apparatus using cordless attachments (excluding cellular radioapparatus) for connection analogue interfaces of public switched telephone networks run by certain telecommunicationsoperators" Specification portable parts fixed as separate stand alone items
€355.00
Private branch exchanges for connection to public switched telephone networks run by certain telecommunication operators. Direct dialling in on private Specification direct with terminating stations treated as an entirety
€269.00
Private branch exchanges for connection to public switched telephone networks run by certain telecommunications operators Specification general requirements
€316.00
Private branch exchanges for connection to public switched telephone networks run by certain telecommunications operators Specification private with terminating stations treated as an entirety
Specification for general requirements for apparatus for connection to the British Telecommunications public switched telephone network
Information technology. Functional standard for profiles T/C31 and T/D31. Analogue telephone circuit. Leased (permanent) service (COTS + CONS)
Information technology. Functional standard for profiles T/C32 and T/D32. Analogue telephone circuit. Dial-up (PSTN) (COTS + CONS)
Apparatus using cordless attachments (excluding cellular radio apparatus) for connection to analogue interfaces of public switched telephone networks Specification the elements within PBX apparatus with PSTN and terminating stations treated as an entirety
Method for the specification of basic and supplementary services of private telecommunication networks
Private branch exchanges for connection to public switched telephone networks run by certain telecommunication operators Specification general requirements
Private branch exchanges for connection to public switched telephone networks run by certain telecommunication operators Specification private with terminating stations treated as an entirety
Connectors for access to the Integrated Services Digital Network (ISDN) Specification a Basic Access Interface connector and its contact assignments
€81.00
