Terrestrial Trunked Radio (TETRA); Security; Lawful Interception (LI) interface (Endorsed by AENOR in November of 2007.)

Die Norm herausgegeben am 1.11.2007

Terrestrial Trunked Radio (TETRA); Security; Lawful Interception (LI) interface (Endorsed by Asociación Espanola de Normalización in June of 2020.)

Die Norm herausgegeben am 1.6.2020

Private Integrated Services Network (PISN);Specification, functional models and information flows;Transit counter additional network feature [ISO/IEC 15055(1997) modified] (Endorsed by Asociación Espanola de Normalización in March of 2023.)

Die Norm herausgegeben am 1.3.2023

Private Integrated Services Network (PISN);Inter-exchange signalling protocol;Transit counter additional network feature [ISO/IEC 15056 (1997) modified] (Endorsed by Asociación Espanola de Normalización in March of 2023.)

Die Norm herausgegeben am 1.3.2023

Private Integrated Services Network (PISN);Specification, functional models and information flows;Circuit-mode multi-rate bearer services [ISO/IEC 11584 (1996) modified] (Endorsed by Asociación Espanola de Normalización in March of 2023.)

Die Norm herausgegeben am 1.3.2023

ANALYSIS REAGENTS. CARBON TETRACHLORIDE.

Die Norm herausgegeben am 15.7.1959

Transmission and Multiplexing (TM);Digital Radio Relay Systems (DRRS);Direct Sequence Code Division Multiple Access (DS-CDMA);Point-to-multipoint DRRS in frequency bands in the range 1 GHz to 3 GHz (Endorsed by Asociación Espanola de Normalización in August of 2021.)

Die Norm herausgegeben am 1.8.2021

Fixed Radio Systems; Point-to-multipoint equipment; Direct Sequence Code Division Multiple Access (DS-CDMA); Point-to-multipoint digital radio system in frequency bands in the range 1 GHz to 3 GHz (Endorsed by Asociación Espanola de Normalización in June of 2020.)

Die Norm herausgegeben am 1.6.2020

Fixed Radio Systems; Point-to-multipoint equipment; Direct Sequence Code Division Multiple Access (DS-CDMA); Point-to-multipoint digital radio systems in frequency bands in the range 1 GHz to 3 GHz (Endorsed by Asociación Espanola de Normalización in June of 2020.)

Die Norm herausgegeben am 1.6.2020

Fixed Radio Systems; Point-to-multipoint equipment; Direct Sequence Code Division Multiple Access (DS-CDMA); Point-to-multipoint digital radio systems in frequency bands in the range 1 GHz to 3 GHz (Endorsed by AENOR in November of 2005.)

Die Norm herausgegeben am 1.11.2005