Provide PDF Format
ETSI ETS 300 679
- Terminal Equipment (TE); Telephony for the hearing impaired; Electrical coupling of telephone sets to hearing aids
- standard by European Telecommunications Standards Institute, 09/01/1996
- Publisher: ETSI
$11.00$21.51
To specify characteristics & related test methods for an electrical interface between telephone receivers & hearing aids. Applicable to both analogue telephony terminals & digital telephony terminals.
Related Products
ETSI ETS 300 393-2
Terrestrial Trunked Radio (TETRA); Packet Data Optimized (PDO); Part 2: Air Interface (AI)..
$53.00 $106.00
ETSI GTS 08.58-EXT
European digital cellular telecommunications system (Phase 1); Base Station Controller - Base Transc..
$7.00 $14.00
ETSI ETR 112
Broadband Integrated Services Digital Network (B-ISDN); B-ISDN principles..
$17.00 $33.00
ETSI TS 101 376-6-5
GEO-Mobile Radio Interface Specifications; Part 6: Speech coding specifications; Sub-part 5: Vocoder..
$9.00 $17.50