Friends of Spectrum
Navigate the ITU Radio Regulations with Spectrum Intelligence
A global information hub and analytical platform for spectrum management — where professionals connect, learn, and grow
News
Every WRC-27 Agenda Item, At a Glance
All 28 agenda items for WRC-27 now have their own dashboard: frequency-band diagrams drawn from the official allocati...
Explore Radio Frequency Allocations
Browse ITU spectrum allocation data across all WRC editions. Log in to access detailed band information, footnotes, and historical changes.
8.3 – 110 kHz
ITU RR table: 8.3-110 kHz
1.61 – 1.66 GHz
ITU RR table: 1 610-1 660 MHz
1.3 – 1.525 GHz
ITU RR table: 1 300-1 525 MHz
1.71 – 2.17 GHz
ITU RR table: 1 710-2 170 MHz
1.525 – 1.61 GHz
ITU RR table: 1 525-1 610 MHz
1.66 – 1.71 GHz
ITU RR table: 1 660-1 710 MHz
Spectrum Event Calendar
International/Regional/National meetings and conferences on spectrum management
Latest Articles
Insights and knowledge from our community
What 778 Footnotes Actually Do: An Analysis of Article 5 Footnote Characteristics
The footnotes are the regulationOpen Article 5 of the Radio Regulations and your eye goes to the allocation table: f...
Can 5G mmWave Share? Compatibility Studies for IMT Above 24 GHz
Can 5G mmWave Share? Compatibility Studies for IMT Above 24 GHzCategory: Spectrum Harmony Tags: mmWave,SharingStudie...
Drones in the Sky: Current and Future Usage of Unmanned Aircraft
Drones in the Sky: Current and Future Usage of Unmanned AircraftCategory: Safety & Resilience Tags: UAV,DroneSpe...
Maritime Mobile Communications: Guidelines for 457/467 MHz Bands at Sea
Maritime Mobile Communications: Guidelines for 457/467 MHz Bands at SeaCategory: Safety & Resilience Tags: Marit...
Protecting Aviation: Implementation of Aeronautical Frequency Bands
Protecting Aviation: Implementation of Aeronautical Frequency BandsCategory: Safety & Resilience Tags: Aeronauti...
Broadband Air-to-Ground: Direct Wireless Links for Passenger Aircraft
Broadband Air-to-Ground: Direct Wireless Links for Passenger AircraftCategory: Mobile Connectivity Tags: AirToGround...
Network of Women for WRCs (NOW4WRC)
Women-led capacity building for WRCs — mentoring, plain-language guides and a community open to every newcomer
One-to-One Mentoring
Register as a mentor or mentee and get matched. Ask an experienced delegate the questions you can't ask on the conference floor — before, during and after WRCs and regional preparatory meetings (e.g. APG).
Community & Role Models
Meet peers and senior spectrum experts across administrations, industry and academia — connections that carry into the conference room.
Grow into Leadership
From first-time delegate to drafting-group chair — build your career in spectrum management with mentoring today, and structured courses as the programme grows.
How a WRC Really Works
The four-year cycle, CPM, regional groups, and how a national position becomes the Radio Regulations — explained in plain language and connected to the live WRC-27 and WRC-31 agenda dashboards.
The Delegate's Playbook
How to take the floor, draft a contribution, build alliances and negotiate — the unwritten rules of international conferences, made explicit for first-time delegates.
Knowledge Hub
Articles, explainers and FAQ from the community — searchable, and linked to the live agenda, resolution and frequency-allocation pages so you learn on the real thing.
Recent Video
Introduction of the Spectrum Intelligence 01
Welcome to the official overview of Friends of Spectrum, the ultimate, data-driven spectrum intelligence platform engineered specifically for the international radio-spectrum community. Navigating the complexities of the ITU Radio Regulations and tracking World Radiocommunication Conference (WRC) decisions can be a daunting task. Friends of Spectrum centralizes, cross-references, and visualizes this massive regulatory landscape into highly intuitive, interconnected dashboards designed to streamline policy management and strategic decision-making. Whether you are a policy maker, a national regulator, an operator, or a global ICT stakeholder, our Spectrum Intelligence suite equips you with the tools you need to stay ahead.
FoS Calendar User Guide
Welcome to the official user guide for the FoS Calendar. This video provides a step-by-step walkthrough of the calendar features to help you navigate and manage your activities efficiently within the Friends of Spectrum platform. Whether you are a new user or looking to optimize your workflow, this tutorial covers everything you need to know.
FoS Calendar Contributor Guide
Welcome to the FoS Calendar! This video provides a step-by-step walkthrough for contributors on how to register, update, and manage events within the FoS Calendar ecosystem. Whether you are a new contributor or need a quick refresher on the dashboard features, this guide covers everything you need to know to get started.