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Apparatus with one or more particular functions for connection to the British Telecommunications public switched telephone network. Apparatus with auto-calling, auto-answering and auto-clearing facilities. Specification for auto-calling facilities.
STANDARD published on 15.3.1985
Designation standards: BS 6789-3.1:1985
Note: WITHDRAWN
Publication date standards: 15.3.1985
SKU: NS-75116
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: British technical standard
Category: Technical standards BS
Latest update: 2026-01-30 (Number of items: 2 258 069)
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