1. Sound system equipment. Specification for matching values for the interconnection of sound system components Part 15, (30th June 1988) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (21 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Specification for audiovisual, video and television equipment and systems. Specification for matching values for the interconnection of equipment in a system Part 4, (31st October 1989) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (28 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Code of practice for audio-frequency induction-loop systems (AFILS). (15th August 1993) 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) ↗
4. Sound system equipment. Headphones and earphones Part 7, (5th November 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (60 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
5. BS EN IEC 60268-7. Sound system equipment. Part 7. Headphones and earphones (15th August 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (59 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗