151. Tracked Changes. Fibre optic interconnecting devices and passive components. Connector optical interfaces for single-mode fibres. Connection parameters of dispersion unshifted physically contacting fibres. Angled Part 2-2, (22nd November 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (38 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
152. Tracked Changes. Fibre optic interconnecting devices and passive components. Connector optical interfaces for single-mode fibres. Optical interfaces for dispersion unshifted fibres. General and guidance Part 1, (22nd November 2022) 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) ↗
153. Tracked Changes. Measurement and characterization of particles by acoustic methods. Linear theory Part 2, (8th November 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (98 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
154. Tracked Changes. Metallic cables and other passive components test methods. Electromagnetic compatibility (EMC). Test method for measuring of transfer impedance ZT and screening attenuation aS or coupling attenuation aC of connectors and assemblies. Triaxial tube in tube method Part 4-7, (7th October 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (148 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
155. Tracked Changes. Ophthalmic optics. Uncut finished spectacle lenses. Transmittance specifications and test methods Part 3, (1st August 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (112 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
156. Tracked Changes. Radionuclide imaging devices. Characteristics and test conditions. Positron emission tomographs Part 1, (4th July 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (116 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
157. Tracked Changes. Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148, 5 kHz. Low voltage decoupling filter. Incoming filter Part 4-3, (25th April 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (26 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
158. Transformers and inductors for use in electronic and telecommunication equipment. Measuring methods and test procedures. (9th September 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (98 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
159. Vehicles, motorboats and spark-ignited engine-driven devices. Radio disturbance characteristics. Limits and methods of measurement. (15th April 1999) 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) ↗