
Digital cellular telecommunications system (Phase 2+); GSM radio aspects base station system equipment specification (3GPP TS 51.021 version 4.0.0 Release 4)
NORMA vydána dne 30.11.2001
Designation standards: ETSI TS 151021-V4.0.0
Publication date standards: 30.11.2001
The number of pages: 164
Approximate weight : 523 g (1.15 lbs)
Country: European technical standard
Kategorie: Technické normy ETSI