Key applications of underwater sensing and communications range from environmental monitoring for climate science and early ...

1. Allocation tables - International call sign series (Appendix 42 of the Radio Regulations), Blocks of coast station identification numbers, Blocks of selective call numbers for ship stations and ...

Amendment 1 was not published separately, but integrated into the published version of the base document that was approved in March 2010. Superseded ...

Revised Appendix I - Coefficients in video quality estimation function with respect to coding and packet-loss degradations Superseded ...

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Note - This version of the Recommendation is incorporated by reference in the Radio Regulations. In force (Main) ...

ITU’s Measuring digital development: Facts and Figures series presents annual global, regional and income-group estimates for key connectivity indicators. The 2025 edition shows that almost ...

The International Telecommunication Union (ITU) and its membership are united in the aim of connecting all of humanity through modern communication technologies. This report reflects the ITU’s Connect ...

C.C.I.R Interim method for estimating sky-wave field strength and transmission loss at frequencies between the approximate limits of 2 and 30 MHz ...

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Maximum permissible level of off-axis e.i.r.p. density from very small aperture terminals (VSATs) In force (Main) ...