GSM Mobile Networks - Quality of Service Survey Listen with ReadSpeaker Receive news from ANACOM without having to connect to the website Print Veja esta página em Português Share: Email Published on 07.07.2002 GSM Mobile Networks - Quality of Service Survey (Full version in PDF) (PDF 701 KB) GSM Mobile Networks - Quality of Service Survey (HTML version) https://www.anacom.pt/render.jsp?categoryId=48869 Information on: Feb 2002 to Jun 2002 Executive Summary Survey Technical Details Results GSM Mobile Networks - Quality of Service Survey (July 2002) (PDF 1.719 kb) Appendix A - Individual results by urban area and major road artery (PDF 20.478 kb)