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ETSI EN 300392-12-21-V1.1.1
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Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); Part 12: Supplementary services stage 3; Sub-part 21: Ambience Listening (AL)
Standard published on 6.5.2003
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ETSI EN 300392-12-21-V1.2.1
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Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); Part 12: Supplementary services stage 3; Sub-part 21: Ambience Listening (AL)
Standard published on 4.11.2004
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ETSI EN 300392-12-21-V1.3.1
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Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); Part 12: Supplementary services stage 3; Sub-part 21: Ambience Listening (AL)
Standard published on 18.7.2007
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ETSI EN 300392-12-21-V1.4.1
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Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); Part 12: Supplementary services stage 3; Sub-part 21: Ambience Listening (AL)
Standard published on 11.4.2011
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ETSI EN 300392-12-21-V1.5.1
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Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); Part 12: Supplementary services stage 3; Sub-part 21: Ambience Listening (AL)
Standard published on 4.4.2012
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ETSI ETS 300392-12-22-ed.1
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Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); Part 12: Supplementary services stage 3; Sub-part 22: Dynamic Group Number Assignment (DGNA)
Standard published on 11.4.2000
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ETSI EN 300392-12-22-V1.2.1
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Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); Part 12: Supplementary services stage 3; Sub-part 22: Dynamic Group Number Assignment (DGNA)
Standard published on 10.2.2004
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ETSI EN 300392-12-22-V1.3.1
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Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); Part 12: Supplementary services stage 3; Sub-part 22: Dynamic Group Number Assignment (DGNA)
Standard published on 5.4.2005
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ETSI EN 300392-12-22-V1.4.1
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Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); Part 12: Supplementary services stage 3; Sub-part 22: Dynamic Group Number Assignment (DGNA)
Standard published on 5.2.2015
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ETSI ETS 300392-12-23-ed.1
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Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); Part 12: Supplementary services stage 3; Sub-part 23: Call Completion on No Reply (CCNR)
Standard published on 17.4.2000
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