Giorno: 21 Aprile 2021

International Marconi Day 2021
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International Marconi Day 2021

Dopo un anno di sospensione dovuta all’emergenza sanitaria dovuta al COVID-19 il 24 aprile torna, nel sabato più vicino alla data della nascita del grande…

IZ2FLX Mauro Silent Key
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IZ2FLX Mauro Silent Key

Sono costernato per l’improvvisa perdita di una persona che apprezzavo per la sua simpatia e correttezza. Ci eravamo conosciuti personalmente in occasione di un contest…

Segnali wireless – Trasmissione di segnali di commutazione su LPR
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Segnali wireless – Trasmissione di segnali di commutazione su LPR

Non serve molto per rilevare lo stato di un interruttore o di un contatto a distanza se si utilizzano moduli economici e già pronti all’uso,…

Belka DX Shortwave Receiver – Closeest Thing To A Spy Radio?
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Belka DX Shortwave Receiver – Closeest Thing To A Spy Radio?

Lets take a look at the Belka-DX a tiny shortwave receiver. Antenna The $4.00 Ham Radio Satellite Antenna April 26, 2015 No comments   Ham…

Clear Frequencies Requested for Net Providing 24/7 Coverage of St Vincent Volcanic Eruption
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Clear Frequencies Requested for Net Providing 24/7 Coverage of St Vincent Volcanic Eruption

The Caribbean Emergency and Weather Net (CEWN) has been providing round-the-clock coverage during the La Soufriere volcanic eruption on the island of Saint Vincent and…

Operating “Split” on HF – info, tips & tricks for operating split or Duplex on HF
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Operating “Split” on HF – info, tips & tricks for operating split or Duplex on HF

“This video presents what is meant by operating “split”, when you hear that rare DX station say that he’s “listening up…” – this is what…

Samuel Morse special event
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Samuel Morse special event

Members of the Hungary Radio Amateur Society (MRASZ) will activate the following callsigns in celebration of the 230th anniversary of the birth of Samuel F….

Radio Amateur Helps Rescuers to Locate Lost Hiker
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Radio Amateur Helps Rescuers to Locate Lost Hiker

The keen and practiced eye of ARRL member Ben Kuo, AI6YR, helped to guide rescuers to a hiker stranded on a mountainside on April 12….