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ETSI ETS 300 392-12-20

Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); Part 12: Supplementary services stage 3; Sub-part 20: Discreet Listening (DL)
standard by European Telecommunications Standards Institute, 08/01/1999
Publisher: ETSI

$29.00$58.50

To define the Stage 3 requirements for TETRA SS Discreet listening

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