291. Specification for circular electronic tachographs for road vehicles. (30th November 1990) 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) ↗
292. Specification for clear-view screens for use in ships. (30th August 1991) 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) ↗
293. Specification for coding of indicating devices and actuators by colours and supplementary means. (15th May 1993) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (32 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
294. Specification for current transformers. (15th February 1993) 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) ↗
295. Specification for electro-acoustical measuring equipment for aircraft noise certification. (31st January 1979) 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) ↗
296. Specification for electroacoustics. Instruments for the measurement of sound intensity. Measurement with pairs of pressure sensing microphones. (15th April 1994) 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) ↗
297. Specification for equipment for minehead assay and sorting radioactive ores in containers. (31st March 1980) 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) ↗
298. Specification for frequency weighting for the measurement of aircraft noise (D-weighting). (30th March 1979) 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) ↗
299. Specification for general and safety requirements for d.c. supplied electronic ballasts for tubular fluorescent lamps. (31st July 1991) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (42 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
300. Specification for helical-scan video tape cassette system using 12, 65 mm (0, 5 in) magnetic tape on type L. (15th July 1994) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (70 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗