Terrestrial Trunked Radio (TETRA); Technical requirements for Direct Mode Operation (DMO); Part 4: Type 1 repeater air interface

Standard published on 4.10.2000

Terrestrial Trunked Radio (TETRA); Direct Mode Operation (DMO); Part 6: Security

Standard published on 31.10.2022

Terrestrial Trunked Radio (TETRA); Technical requirements for Direct Mode Operation (DMO); Part 7: Type 2 repeater air interface

Standard published on 4.10.2000

Terrestrial Trunked Radio (TETRA); Technical requirements for Direct Mode Operation (DMO); Part 8: Protocol Implementation Conformance Statement (PICS) proforma specification; Sub-part 2: Type 1 repeater Air Interface (AI)

Standard published on 23.10.2000

Terrestrial Trunked Radio (TETRA); Technical requirements for Direct Mode Operation (DMO); Part 8: Protocol Implementation Conformance Statement (PICS) proforma specification; Sub-part 4: Type 2 repeater Air Interface (AI)

Standard published on 23.10.2000

Speech and multimedia Transmission Quality (STQ); Telephony for hearing impaired people; Characteristics of telephone sets that provide additional receiving amplification for the benefit of the hearing impaired

Standard published on 14.4.2022

Digital cellular telecommunications system (Phase 2+) (GSM); Principles of telecommunication services supported by a GSM Public Land Mobile Network (PLMN) (GSM 02.01 version 6.0.0 Release 1997)

Standard published on 11.1.1999

Digital cellular telecommunications system (Phase 2+) (GSM); Principles of telecommunication services supported by a GSM Public Land Mobile Network (PLMN) (GSM 02.01 version 6.1.0 Release 1997)

Standard published on 30.3.1999

Digital cellular telecommunications system (Phase 2+) (GSM); Principles of telecommunication services supported by a GSM Public Land Mobile Network (PLMN) (GSM 02.01 version 6.2.0 Release 1997)

Standard published on 30.8.1999

Digital cellular telecommunications system (Phase 2+) (GSM); Principles of telecommunication services supported by a GSM Public Land Mobile Network (PLMN); (GSM 02.01 version 7.1.0 Release 1998)

Standard published on 30.8.1999