1. Information technology. Telecommunications and information exchange between systems. Local and metropolitan area networks. Specific requirements. Demand-priority access method, physical layer and repeater specifications Part 12, (15th May 1999) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (454 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Graphical symbols for electrical power, telecommunications and electronics diagrams. Telecommunications: switching and peripheral equipment Part 9, (28th June 1985) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. 10 Mbps slotted ring local area network. Specification for Basic and Enhanced Class nodes with Type 1 node/DTE interface Part 4, (28th September 1984) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. 10 Mbps slotted ring local area network. Specification for free-standing repeaters Part 3, (28th September 1984) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
5. Fibre optic communication subsystems. Generic specification Part 1, (15th July 1999) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (30 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
6. Fibre optic communication subsystems. Generic specification Part 1, (23rd March 2018) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (46 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
7. Tracked Changes. Information technology. Telecommunications and information exchange between systems. Local and metropolitan area networks. Specific requirements. Audio video bridging (AVB) systems Part 1BA, (24th April 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (108 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
8. Information technology. Telecommunications and information exchange between systems. Local and metropolitan area networks. Specific requirements. Audio video bridging (AVB) systems Part 1BA, (20th April 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (50 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
9. Specification for tractive armature direct current neutral-polar line relays for railway signalling. (14th July 1950) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
10. Specification for tractive armature direct current neutral track and line relays for railway signalling. (26th July 1950) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗