TRANSMISSION AND MULTIPLEXING (TM). SUB-STEM 1 DIGITAL RADIO RELAY SYSTEMS (DRRS) OPERATING IN THE 13 GHZ, 15 GHZ AND 18 GHZ FREQUENCY BANDS WITH ABOUT 28 MHZ CO-POLAR AND 14 MHZ CROSS-POLAR CHANNEL SPACING.
NORMA vydána dne 30.10.1999
Designation standards: UNE-ETS 300639:1999
Publication date standards: 30.10.1999
The number of pages: 27
Approximate weight : 81 g (0.18 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE