Transmission and Multiplexing (TM);Digital Radio Relay Systems (DRRS);Plesiochronous Digital Hierarchy (PDH);Low and medium capacity DRRS operating in the 13 GHz, 15 GHz and 18 GHz frequency bands (Endorsed by Asociación Espanola de Normalización in October of 2021.)
NORM herausgegeben am 1.10.2021
Designation standards: UNE-EN 301128V1.1.1
Publication date standards: 1.10.2021
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategorie: Technische Normen UNE