Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 11: Supplementary services stage 2; Sub-part 11-24: Call Retention (CRT) (Endorsement of the English version ETS 300392-11-24:2000-09 as German standard)
Edition 2001-08

Terrestrial Trunked Radio (TETRA) - Packet Data Optimized (PDO) - Part 11: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsement of the English version ETS 300393-11:1998 as German standard)
Edition 1999-12

Sound system equipment - Part 11: Application of connectors for the interconnection of sound system components (IEC 60268-11:1987 + A1:1989 + A2:1991); German version HD 483.11 S3:1993
Edition 1995-07

Solar thermal electric plants - Part 1-1: Terminology (IEC TS 62862-1-1:2018)
Edition 2023-04

Bonded abrasives products - Dimensions - Part 11: Hand finishing sticks (ISO 603-11:1999)
Edition 2000-05

Road vehicles; injection nozzle holder with body, types 8 and 10, and injection nozzle holder with fixing flats, types 9 and 11
Edition 1981-12

Tool holders with rectangular shank for indexable inserts - Part 11: Style R (ISO 5610-11:2014)
Edition 2015-02

Implants for surgery - Metallic materials - Part 11: Wrought titanium 6-aluminium 7-niobium alloy (ISO 5832-11:2014)
Edition 2015-12

Optics and photonics - Environmental test methods - Part 11: Mould growth (ISO 9022-11:2015)
Edition 2016-02

Optics and photonics - Preparation of drawings for optical elements and systems - Part 11: Non-toleranced data (ISO 10110-11:2016)
Edition 2016-12