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DS/ETS 300679

Terminal Equipment (TE) - Telephony for the hearing impaired - Electrical coupling of telephone sets to hearing aids

active, Most Current
Organization: DS
Publication Date: 10 June 1997
Status: active
ICS Code (Telephone equipment): 33.050.10
scope:

This ETS specifies the electrical charateristics for the electrical coupling of the telephony function implemented in Terminal Equipment (TE) to hearing aids. It specifies the level and frequency response relative to the acoutstic output at the earphone, and also the noise and maximum level.

Document History

DS/ETS 300679
June 10, 1997
Terminal Equipment (TE) - Telephony for the hearing impaired - Electrical coupling of telephone sets to hearing aids
This ETS specifies the electrical charateristics for the electrical coupling of the telephony function implemented in Terminal Equipment (TE) to hearing aids. It specifies the level and frequency...
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