Our initiative SOS – Save Our Spectrum fights since 2015
for the preservation of radio frequencies for culture and media.
“Spectrum is culture, spectrum is art; No frequency, the stage goes dark
Carry the voice, carry the sound; Keep the creative world unbound“
News
Germany’s Bundesnetzagentur mentions military use of 470-694 MHz for the first time
Germany’s Bundesnetzagentur mentions military use of 470-694 MHz for the first time https://sos-save-our-spectrum.de/wp-content/uploads/2019/11/Bundesnetzagentur_Bonn.jpg 1772 1181 SOS - Save our Spectrum https://sos-save-our-spectrum.de/wp-content/uploads/2019/11/Bundesnetzagentur_Bonn.jpg
The United States Frequency Allocation Chart
The United States Frequency Allocation Chart https://sos-save-our-spectrum.de/wp-content/uploads/2026/08/chart.jpg 1133 625 SOS - Save our Spectrum https://sos-save-our-spectrum.de/wp-content/uploads/2026/08/chart.jpg
Do you know: 50 million jobs …
Do you know: 50 million jobs … https://sos-save-our-spectrum.de/wp-content/uploads/2025/10/SOS-Logo.webp 734 477 SOS - Save our Spectrum https://sos-save-our-spectrum.de/wp-content/uploads/2025/10/SOS-Logo.webpPresentation by the Wider Spectrum Group 2026
Video for the World Radiocommunication Conference 2031
With this spot we sensitize politicians and the public for the preservation of cultural frequencies at the World Radiocommunication Conference 2031 (WRC-31).
Handout – Download
We want to preserve our sovereignty: Secure the cultural frequencies! In our handout you get all the information about our group.
Supporters
“SOS – Save Our Spectrum” is supported by concerned parties from the following associations and companies:
The SOS – Save Our Spectrum initiative partners with APWPT, the Association of Professional Wireless Production Technologies: http://www.apwpt.org
The APWPT works as a professional association of users and manufacturers of wireless production equipment in national and international regulatory and standardization committees and specializes in technical issues.