UNE-ETS 300381:1999 Telephony for people with impaired hearing. Inductive coupling of telephone headsets to hearing aids

Exact name (in spanish): UNE-ETS 300381:1999 Telefonía para personas de audición defectuosa. Acoplamiento inductivo de auriculares telefónicos a audífonos

Current update: June 28, 1999 (Equivalence with the international standard: ETS 300381 Ed1)

Approval date: June 28, 1999

Effective: Yes

Entity that promotes it: European Telecommunications Standards Institute (ETSI)

Issue: Technology/Communication

Description:

This European Telecommunications Standard (ETS) shall apply to all telephones having supra-aural headphones and which can be connected to the public switched telephone network (PSTN) or to the integrated services digital network (ISDN) and which are intended for direct application to the ear (for example, traditional handsets, headsets for operators, etc.) and that provide a magnetic field in the earpiece for coupling to hearing aids. Specifies the level of linearity and frequency dependence of the magnetic field strength generated by the handset and the characteristics of the calibrated test coil.

Geographic scope of application: Europe

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