* Francisc Grünberg, YO4PX * O pagină dedicată radioamatorilor YO

SUMARUL ARTICOLELOR 110 PAGINI DESPRE RADIO (CD) GHID DE CONVERSAŢIE PENTRU RADIOAMATORI PRACTICI DE OPERARE GHIDUL IARU PENTRU TELECOMUNICAŢIILE DE URGENŢĂ PRESCURTĂRI UZUALE ÎN TRAFICUL DE TELEGRAFIE GHIDUL DX-MANULUI CALENDAR DX LISTA DXCC ZONELE CQ ZONELE I.T.U. LINKURI UTILE CONTACT

19 May 2021

După 100 de ani: marea furtună

geomagnetică din mai 1921

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04 May 2021

Misterioase atacuri energetice – Sindromul Havana?

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