281. Semiconductor devices. Mechanical and climatic test methods. Vibration, variable frequency Part 12, (18th April 2018) 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) ↗
282. Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148, 5 kHz. Low voltage decoupling filters. Phase coupler Part 4-6, (11th April 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (10 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
283. Single-capped fluorescent lamps. Safety and performance requirements. (28th February 1991) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (48 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
284. Soft ferrite material classification. (15th December 1997) 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) ↗
285. Solderless connections. Insulation piercing connections. General requirements, test methods and practical guidance Part 6, (27th January 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (44 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
286. Sound and television broadcast receivers and associated equipment. Immunity characteristics. Limits and methods of measurement. (29th February 2016) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (96 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
287. Sound system equipment. Electroacoustic transducers. Measurement of suspension parts. (30th April 2016) 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) ↗
288. Specification for a.c. generators for aircraft. Constant frequency Part 1, (16th June 1966) 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) ↗
289. Specification for a.c. generators for aircraft. Variable frequency Part 2, (30th December 1966) 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) ↗
290. Specification for audiometers. (30th September 1980) 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) ↗