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Studying the MF/HF radio stations. Their role in GMDSS, main requirements to installation and survey. GMDSS Radio Survey Blog
![Studying the MF/HF radio stations. Their role in GMDSS, main requirements to installation and survey. GMDSS Radio Survey Blog Studying the MF/HF radio stations. Their role in GMDSS, main requirements to installation and survey. GMDSS Radio Survey Blog](https://gmdsstesters.com/images/radio-survey/mf_hf_1.jpg)
Studying the MF/HF radio stations. Their role in GMDSS, main requirements to installation and survey. GMDSS Radio Survey Blog
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