The radio station in Grimeton near Varberg on the Swedish southwest coast, together with 20 other systems of this type, formed a global radio network from 1925 onwards.
While visiting Sri Lanka in December 2014, I met three generations of local Amateur Radio operators. Nelson, 4S7NE, represents the old-school approach to our hobby.
This is not a Hollywood movie screenplay, not another American dream story. It is a short, but true account of one person's ambitious pursuit of goals in life, with Amateur Radio.
It is commonplace that people smell a rat about successful persons. Athletes are tested for illegal substances, politicians are placed under scrutiny by other politicians, businessmen are always looked upon with suspicion.
Kamal, 4S7AB, is probably the most technically advanced Amateur Radio operator in Sri Lanka. He has also the best antenna farm and a very modern and well-equipped radio shack.
The RDA Russian Districts award program and the corresponding RDA Contest have been attracting radio amateurs in Russia and in other countries of the world for over 20 years.
He is of the same age group as myself. In 1961 when he was 14 years old, Jurgis discovered a radio club in the school he attended in Kursenai, a small town near Siaulai in the northern part of Lithuania
When my second trip to Kangaroo OC-139 was announced on internet in February 2014, I’ve received few messages from various countries (including Russia) with a common refrain - "Hmmm… almost everyone has got the Island confirmed for so long now, and few who hasn’t - worked with you in the first trip.
The call sign OK4MM appears from time to time on this DX News portal, as well as on some other DX related web pages, mostly announcing activities from islands of the IOTA programme.
Presentation covers radio technology development from the Maxwell's mathematical description of electromagnetic waves in 1860-1865, Hertz's development of a crude spark transmitter and spark receiver that proved the existence electromagnetic waves in 1886-1888