1. Acoustics. Standard reference zero for the calibration of pure tone air conduction audiometers. (28th February 1992) 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) ↗
2. Electroacoustics. Simulators of human head and ear. Ear simulator for the calibration of supra-aural earphones Part 1, (15th October 1998) 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) ↗
3. Electroacoustics. Simulators of human head and ear. Acoustic coupler for the calibration of supra-aural earphones used in audiometry Part 3, (15th December 1998) 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) ↗
4. Electroacoustics. Simulators of human head and ear. An interim acoustic coupler for the calibration of audiometric earphones in the extended high-frequency range Part 2, (15th December 1998) 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. Acoustics. Reference zero for the calibration of audiometric equipment. Specification for a standard reference zero using an artificial ear complying with BS 4669 Part 6, (29th February 1988) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (7 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
6. Standard reference zero for the calibration of pure tone air conduction audiometers. Specification for a standard reference zero at frequencies intermediate between those given in Parts 5 and 6 of BS 2497 Part 7, (29th February 1988) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (7 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
7. BS EN IEC 60318-8. Electroacoustics. Simulators of human head and ear. Part 8. Acoustic coupler for high-frequency measurements of hearing aids and earphones coupled to the ear by means of ear inserts (29th May 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (31 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
8. Electroacoustics. Simulators of human head and ear. Acoustic coupler for high-frequency measurements of hearing aids and earphones coupled to the ear by means of ear inserts Part 8, (30th 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) ↗
9. Electroacoustics. Simulators of human head and ear. 2 cm3 coupler for the measurement of hearing aids and earphones coupled to the ear by means of ear inserts Part 5, (31st October 2006) 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) ↗
10. Specification for reference coupler for the measurement of hearing aids using earphones coupled to the ear by means of ear inserts. (30th June 1981) 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) ↗