Terrestrial Trunked Radio (TETRA) - Packet Data Optimized (PDO) - Part 2: Air Interface (AI) (Endorsement of the English version ETS 300393-2:1999 as German standard)
Edition 2000-05

Terrestrial Trunked Radio (TETRA) - Technical requirements for Direct Mode Operation (DMO) - Part 8: Protocol Implementation Conformance Statement (PICS) proforma specification; Sub-part 8-1: Mobile Station to Mobile Station (MS-MS); Air Interface (AI) (Endorsement of the English version ETS 300396-8-1:2000-01 as German Standard)
Edition 2001-08

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) (Endorsement of the English version EN 300396-8-4 V 1.1.1 (2001-01) as German Standard)
Edition 2002-03

Terrestrial Trunked Radio (TETRA) - Technical requirements for Direct Mode Operation (DMO) - Part 7: Type 2 repeater air interface (Endorsement of the English version EN 300396-7 V 1.2.1 (2000-12) as German Standard)
Edition 2002-03

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) (Endorsement of the English version EN 300396-8-23 V 1.1.1 (2001-01) as German standard)
Edition 2001-08

Terrestrial Trunked Radio (TETRA) - Packet Data Optimized (PDO) - Part 10: SDL model of Air Interface (AI) (Endorsement of the English version ETS 300393-10:1999 as German standard)
Edition 2000-05

Terrestrial Trunked Radio (TETRA) - Technical requirements for Direct Mode Operation (DMO) - Part 8: Protocol Implementation Conformance Statement (PICS) proforma specification; Sub-part 3: Gateway Air Interface (AI) (Endorsement of the English version ETS 300396-8-3:1999 as German standard)
Edition 2000-05

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 4: Protocol testing specification for Direct Mode Operation (DMO); Sub-part 7: Test Suite Structure and test Purposes (TSS&TP) for Mobile Station to GateWay (MS-GW) Air Interface (AI) (Endorsement of the English version ETS 300394-4-7:1999 as German standard)
Edition 2000-05

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 4: Protocol testing specification for Direct Mode Operation (DMO); Sub-part 2: Abstract Test Suite (ATS) for Mobile Station to Mobile Station (MS-MS) Air Interface (AI) (Endorsement of the English version ETS 300394-4-2:1999 as German standard)
Edition 2000-05

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 4: Protocol testing specification for Direct Mode Operation (DMO); Sub-part 4-1: Test Suite Structure and test Purposes (TSS&TP) for Mobile Station to Mobile Station (MS-MS) Air Interface (AI) (Endorsement of the English version ETS 300394-4-1:1999 as German standard)
Edition 2000-05