Private branch exchanges for connection to public switched telephone networks run by certain public telecommunication operators. Specification for the procedure for in-service observation of PBXs undergoing type approval Part 7, (28th October 1990)

Record Type:: Book
Title:: Private branch exchanges for connection to public switched telephone networks run by certain public telecommunication operators. Specification for the procedure for in-service observation of PBXs undergoing type approval Part 7, (28th October 1990)
Main Title:: Private branch exchanges for connection to public switched telephone networks run by certain public telecommunication operators.
Authors:: British Standards Institution,
Issue Display:: Part 7
Part:: 7
Issue Sort Value:: 0000-0000-0000-0007
Publisher Details:: London : British Standards Institution
Publication Date:: 1990
Extent:: 1 online resource (14 pages)
Subjects:: 602.1841
Testing conditions
Failure (quality control)
Telephone switching equipment
Telephone exchanges
Acceptance (approval)
Communication equipment
Type approval
Performance testing
Telephone equipment
Visual inspection (testing)
Telecommunication systems
Reports
Approval testing
Telephony
Languages:: English
Related ISBNs:: 0580187519
ISSNs:: 0022-7202
Access Rights:: Legal Deposit; Only available on premises controlled by the deposit library and to one user at any one time; The Legal Deposit Libraries (Non-Print Works) Regulations (UK).
Access Usage:: Restricted: Printing from this resource is governed by The Legal Deposit Libraries (Non-Print Works) Regulations (UK) and UK copyright law currently in force.
View Content:: Available online (eLD content is only available in our Reading Rooms) ↗
Physical Locations:: British Library HMNTS - ELD.DS.527367
Ingest File:: 03_121.xml