Crew Team


Ivan Dias (PY2017SWL) started to listen to shortwave in 1993, when a lot of international stations were still transmitting in Portuguese. In the following years he started to listen to utility and FM stations. During the last years he started to explore the medium wave band. After  26 years, he confirmed 125 countries and supported some DXing clubs, including the now defunct Worldwide Utility News Club and a DXer’s group from his city, known as Regional DX.

He is a founding member of the Crew 15.61radio Listeners

His DXing activities are shared on YouTube, Instagram and Wordpress.


Martin Butera (PT2061SWL) is an Amateur Radio operator with more than 29 years of experience, and has participated in DXpeditions throughout South America, under the Argentine radio callsign LU9EFO and Brazilian callsign PT2ZDX.

He is one of the British DX Club (United Kingdom) collaborators and founder of the Brazilian CREW Radio Listeners’, known as 15 point 61 (15.61). Martin is Argentinian, born in the city of Buenos Aires capital. He currently lives in Brasília DF, capital of Brazil.

He is also a journalist, documentary maker and founding member of Radio Atomika 106.1 MHz (Buenos Aires, Argentina).


To know more about CREW 15.61 Radio Listeners' please visit the following link.