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The document specifies the electrical characteristics for the electrical coupling of the telephone function implemented in terminal equipment to hearing aids.
| Author | DIN |
|---|---|
| Editor | DIN |
| Document type | Standard |
| Format | File |
| ICS | 33.050.10 : Telephone equipment
|
| Number of pages | 18 |
| Cross references | ETS 300679 (1996-09), IDT |
| Year | 1990 |
| Document history | |
| Country | Germany |
| Keyword | 300679 |