22.09.2015 Views

Le trafic DX en VHF-UHF

Le trafic radio en VHF/UHF - Yves OESCH

Le trafic radio en VHF/UHF - Yves OESCH

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Sporadique-E<br />

• Altitude typique des nuages ES: 110 km<br />

• Longueur d’un “hop 1000 à 2000 km<br />

• Relativem<strong>en</strong>t rare chez nous sur 144 MHz<br />

• Beaucoup plus fréqu<strong>en</strong>t sur 28 et 50 MHz

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