BS IEC 61097-9. Global maritime distress and safety system (GMDSS). Part 9. Shipborne transmitters and receivers for use in the MF and HF bands suitable for telephony, digital selective calling (DSC) and reception of Maritime Safety Information and Search and Rescue related information. Operational and performance requirements, methods of testing and required test results
Edition 2022-12-19

BS IEC 61097-9 Global maritime distress and safety system (GMDSS) -. Part 9: Shipborne transmitters and receivers for use in the MF and HF bands suitable for telephony, digital selective calling (DSC) and reception of Maritime Safety Information and Search and Rescue related information - Operational and performance requirements, methods of testing and required test results
Edition 2024-01-26

European digital cellular telecommunications system;Attachment requirements for Global System for Mobile communications (GSM) mobile stations;Telephony (Endorsed by Asociación Española de Normalización in February of 2022.)
Edition 2022-02-01

EUROPEAN DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM. ATTACHMENT REQUIREMENTS FOR GLOBAL SYSTEM FOR MOBILE COMMUNICATIONS (GSM) MOBILE STATIONS. TELEPHONY.
Edition 1999-11-18

Telecommunications Communications Products Amplified Telephone Measurement Procedures and Performance Requirements
Edition 2018-01-17

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 12: Supplementary services stage 3 - Sub-part 21: Ambience Listening (AL) (ETSI EN 300392-12-21 V1.5.1 (2012-04))
Edition 2012-06-01

Digital cellular telecommunications system (Phase 2+) - GSM Cordless Telephony System (CTS), Phase 1 - Service description - Stage 1 (GSM 02.56 version 8.0.1 Release 1999)
Edition 2001-01-01

Digital cellular telecommunications system (Phase 2+) - GSM Cordless Telephony System (CTS), Phase 1 - CTS-FP Radio subsytem (GSM 05.56 version 8.0.1 Release 1999)
Edition 2001-01-01

Integrated Services Digital Network (ISDN). Calling line identification restriction (clir) supplementary service. Service description
Edition 1994-09-01

Integrated Services Digital Network (ISDN). Connected line identification restriction (colr) supplementary service. Service description
Edition 1994-09-01