Q3 interface at the Local Exchange (LE) for line and circuit testing of analogue and Integrated Services Digital Network (ISDN) subscriber lines;Part 1: Q3 interface specification (Endorsed by Asociación Espanola de Normalización in August of 2021.)

Die Norm herausgegeben am 1.8.2021

Integrated Services Digital Network (ISDN); Signalling System No.7; Operations, Maintenance and Administration Part (OMAP); Part 1: Protocol specification (Endorsed by AENOR in August of 2006.)

Die Norm herausgegeben am 1.8.2006

Integrated Services Digital Network (ISDN); Signalling System No.7; Operations, Maintenance and Administration Part (OMAP); Part 2: Protocol Implementation Conformance Statment (PICS) proforma specification (Endorsed by AENOR in August of 2006.)

Die Norm herausgegeben am 1.8.2006

Integrated Services Digital Network (ISDN); Signalling System No.7; Signalling Connection Control Part (SCCP); Interoperability test specification (Endorsed by AENOR in August of 2006.)

Die Norm herausgegeben am 1.8.2006

ANALYSIS REAGENTS. CADMIUM ANHYDROUS SULPHATE.

Die Norm herausgegeben am 15.7.1959

Electromagnetic compatibility and Radio spectrum Matters (ERM);ElectroMagnetic Compatibility (EMC) standard for Narrow-Band Direct-Printing (NBDP) NAVTEX receivers operating in the maritime mobile service (Endorsed by Asociación Espanola de Normalización in August of 2021.)

Die Norm herausgegeben am 1.8.2021

ANALYSIS REAGENTS. CALCIUM CARBONATE.

Die Norm herausgegeben am 15.7.1959

Transmission and Multiplexing (TM);Digital Radio Relay Systems (DRRS);Time Division Multiple Access (TDMA);Point-to-multipoint DRRS in Frequency Division Duplex (FDD) bands in the range 3 GHz to 11 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;Time Division Multiple Access (TDMA);Point-to-multipoint radio systems in the Frequency Division Duplex (FDD) bands in the range 3 GHz to 11 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; Time Division Multiple Access (TDMA); Point-to-Multipoint digital radio systems in frequency bands in the range 3 GHz to 11 GHz (Endorsed by Asociación Espanola de Normalización in June of 2020.)

Die Norm herausgegeben am 1.6.2020