1. Acoustics. Guidelines for noise control by silencers. (15th December 1998) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (56 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Acoustics. Hearing protectors. Sound attenuation of hearing protectors. Subjective method of measurement Part 1, (28th June 1991) 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) ↗
3. Acoustics. Measurement of the in situ sound attenuation of a removable screen. (15th October 1997) 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) ↗
4. Anechoic chambers. Shield attenuation measurement Part 1, (15th January 1997) 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) ↗
5. Apparatus for connection to private circuits run by certain public telecommunication operators. Specification for apparatus for connection to speechband circuits Part 1, (31st October 1985) 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) ↗
6. BS EN 3475-806. Aerospace series. Cables, electrical, aircraft use. Test methods. Part 806. Attenuation (21st March 2023) 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) ↗
7. BS EN 352-10 AMD1. Hearing protectors. Safety requirements. Part 10. Entertainment audio earplugs (25th November 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (6 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
8. BS EN 352-9 AMD1. Hearing protectors. Safety requirements. Part 9. Earplugs with safety-related audio input (25th November 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (6 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
9. BS EN 3745-306. Aerospace series. Fibres and cables, optical, aircraft use. Test methods. Part 306. Variation of attenuation during temperature cycling (3rd May 2022) 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) ↗
10. BS EN 50065-4-3. Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148, 5 kHz. Part 4-3. Low voltage decoupling filter. Incoming filter (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) ↗