Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 4: Gateways basic operation; Sub-part 3: Data networks gateway (Endorsement of the English version ETS 300392-4-3:1999 as German standard)
Edition 2000-05

Digital cellular telecommunications system (Phase 2) - Half rate speech - Part 8: Test sequences for the GSM half rate speech codec (Endorsement of the English version ETS 300581-8:1998-04 as German standard)
Edition 2001-04

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 10: Supplementary services stage 1; Sub-part 10-20: Discreet listening (DL) (Endorsement of the English version ETS 300392-10-20:1999-05 as German Standard)
Edition 2001-08

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 14: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsement of the English version ETS 300392-14:1997 as German standard)
Edition 1999-07

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 10: Supplementary services stage 1; Sub-part 9: Access priority (Endorsement of the English version ETS 300392-10-9:1999 as German Standard)
Edition 1999-12

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 4: Gateways basic operation; Sub-part 1: Public Switched Telephone Network (PSTN) (Endorsement of the English version ETS 300392-4-1:1999 as German standard)
Edition 1999-12

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 11: Supplementary services stage 2; Sub-part 9: Access priority (AP) (Endorsement of the English version ETS 300392-11-9:1998 as German standard)
Edition 1999-12

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 12: Supplementary services stage 3; Sub-part 9: Access priority (AP) (Endorsement of the English version ETS 300392-12-9:1998 as German standard)
Edition 1999-12

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 5: Security; Sub-part 3: Abstract Test Suite (ATS) (Endorsement of the English version ETS 300394-5-3:1999 as German standard)
Edition 1999-12

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 5: Security; Sub-part 2: Protocol testing specification for TETRA security (Endorsement of the English version ETS 300394-5-2:1999 as German standard)
Edition 1999-12