BS EN 62489-1 : 2010
Current
The latest, up-to-date edition.
ELECTROACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 1: METHODS OF MEASURING AND SPECIFYING THE PERFORMANCE OF SYSTEM COMPONENTS
Hardcopy , PDF
English
01-01-2010
1 Scope
2 Normative references
3 Terms and definitions
4 Rated values
5 Amplifiers
6 Microphones
7 Other components
8 Measurement uncertainty
9 Neck loops
10 Monitoring devices
Annex A (informative) - Automatic gain control
and compression
Annex B (informative) - Loop conductors and some
typical impedance values
Annex C (informative) - Microphones
Annex D (informative) - Neck loops
Annex E (normative) - Test jig for measuring the
performance of neck loops
Annex F (normative) - Specifications for loop listeners
and assistive listening devices (ALDs)
Bibliography
Annex ZA (normative) - Normative references to
international publications with their
corresponding European publications
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