Optical Transport Networks from TDM to P
Optical Transport Networks from TDM to Packet (2010)
BR IFIC Space Services 2799
BR International Frequency Information Circular (BR IFIC) - Space Service (2015)
BR IFIC 2831 T - DVD
BR International Frequency Information Circular (BR IFIC) - Terrestrial Services (2016)
Complément au Manuel de téléphonométrie
Complément au Manuel de téléphonométrie (Amendement 1)
BR IFIC 3018 Space - ISO Copy of DVD
BR International Frequency Information Circular (BR IFIC) - Space Service (2024)
BR IFIC 2952 T - DVD
BR International Frequency Information Circular (BR IFIC) - Terrestrial Services (2021)
BR IFIC 2995 Space - ISO Copy of DVD
BR International Frequency Information Circular (BR IFIC) - Space Service (2023)
Historia de la DSL (2010)
Historia de la DSL (2010)
Introduction to CHILL (1993)
Introduction to CHILL (1993)
BR IFIC 2827 T - DVD
BR International Frequency Information Circular (BR IFIC) - Terrestrial Services (2016)
ITU-D Question 9/2 - Recommendation: Eff
ITU-D Question 9/2 - Recommendation: Effective utilization of the amateur services in disaster mitigation and relief operations (2001)
Converging networks (2010)
Converging networks (2010)