SS-I-ETS-300609-1 Complete Document History
Digital cellular telecommunications system (Phase2) - Base Station System (BSS) equipment specification - Part 1: Radio aspects - (GSM 11.21 version4.8.1)

Complete Current Edition:
   EDITION 3 - ENGLISH LANGUAGE EDITION - June 5, 1998
   EDITION 6 - ENGLISH LANGUAGE EDITION - May 7, 1999
   EDITION 9 - ENGLISH LANGUAGE EDITION - Jan. 21, 2000

Obsolete Revision Information:
   EDITION 8 - ENGLISH LANGUAGE EDITION - Sept. 10, 1999
   EDITION 7 - ENGLISH LANGUAGE EDITION - May 14, 1999
   EDITION 5 - ENGLISH LANGUAGE EDITION - Nov. 27, 1998
   EDITION 4 - ENGLISH LANGUAGE EDITION - Aug. 21, 1998
   EDITION 2 - ENGLISH LANGUAGE EDITION - June 6, 1997
   EDITION 1 - ENGLISH LANGUAGE EDITION - Nov. 1, 1996