81. Fibre optic communication subsystem test procedures. Digital systems. Determination of low BER using Q-factor measurements Part 2-8, (26th April 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (36 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
82. BS EN 62820-1-1 AMD AA. Building intercom systems. Part 1-1. System requirements. General (23rd April 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (8 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
83. BS EN ISO 9241-20. Ergonomics of human-system interaction. Part 20. An ergonomic approach to accessibility within the ISO 9241 series (28th April 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (28 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
84. BS EN IEC 63248 AMD AA. Conductors for overhead lines. Coated or cladded metallic wire for concentric lay stranded conductors. (30th April 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (9 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
85. BS EN 13630-10. Explosives for civil uses. Detonating cords and safety fuses. Part 10. Determination of initiating capability of detonating cords (22nd April 2021) 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) ↗
86. BS EN IEC 62783-1. Twinax cables for digital communications. Part 1. Generic specification (30th April 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (20 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
87. BS EN IEC 61557-14. Electrical safety in low voltage distribution systems up to 1 000 V a.c and 1 500 V d.c. Equipment for testing, measuring or monitoring of protective measures. Part 14. Equipment for testing the safety of electrical equipment for machinery (30th April 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (17 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
88. BS EN 13630-7. Explosives for civil uses. Detonating cords and safety fuses. Part 7. Determination of reliability of initiation of detonating cords (22nd April 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (11 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
89. Electromagnetic compatibility of multimedia equipment. Immunity requirements. (6th May 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (94 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
90. Explosive atmospheres. Equipment in adverse service conditions Part 43, (6th May 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (24 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗