381. Specification for electro-magnetic indicators for extra low voltage aircraft systems. (6th September 1951) 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) ↗
382. Methods for the determination of water (Karl Fischer method). (30th April 1970) 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) ↗
383. Specification for the calibration of hydrophones. (31st January 1979) 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) ↗
384. Methods of measurement of intermodulation products in electronic tubes or valves intended for use in colour television transposers. (29th July 1969) 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) ↗
385. 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 Part 3.1, (15th March 1985) 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) ↗
386. Specification for interconnections in analogue data transmission systems in aircraft. (31st December 1963) 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) ↗
387. Harmonized system of quality assessment for electronic components. Fixed resistors for use in electronic equipment. Blank detail specification: fixed resistor networks with individually measurable resistors all of equal value and equal dissipation. Assessment level E Part 04.01, (15th July 1984) 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) ↗
388. Specification for silicon-iron strip-wound cores for use in transformers and inductors for telecommunications and electronic equipment. (28th May 1976) 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) ↗
389. Specification for semiconductor devices of assessed quality: generic data and methods of test. (31st July 1969) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (428 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
390. Methods for measurement of fluid flow in closed conduits, using tracers. Measurement of water flow. Transit time method using non-radioactive tracers Part 1.4, (31st March 1980) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (22 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗