The world calling Africa

  Once a year radio amateurs from all over the world turn their attention to Africa to participate in the Africa All Mode International DX Contest. The objective of this all mode contest is to focus the world on African radio amateurs. Contesting is one of the many facets of  radio amateurs and challenges their operating […]

Building a CubeSat remains a challenge

  Building a CubeSat remains a challenge whether it would be by buying a complete CubeSat kit from any of the online CubeSat shops and adding your payload or building a CubeSat from scratch. A group of radio amateurs, part of AMSAT SA, decided some years ago to design, develop and build a CubeSat from scratch. […]

Getting ready for amateur radio’s first geostationary satellite

  If all goes according to plan the Qatar Satellite Company’s second satellite, Es’hailSat-2, will be placed in a geostationary orbit by a Space-X Falcon-9 rocket in early January 2017. The Qatar Amateur Radio Society (QARS) managed to secure the privilege to have an amateur radio payload as part of Es’hailSat-2. Discussions regarding the payload […]

Building a satellite takes amateur radio to the next level

  It is often heard that in our days of modern technology there is no room for amateur radio. Smartphones and the internet can deliver it all. Many smartphones include better and faster processors than most computers and laptops but with all that we still need some sophisticated hardware. Cell phones do not make good […]

Is shortwave radio something of the past?

  Before the first FM radio service was introduced in South Africa on 25 December 1961, just about every home had a radio which could tune the shortwave bands. Many people were fascinated by foreign radio stations and the various languages in which they were broadcasting. The BBC, the Voice of America, Radio Nederland, Deutsche […]

The WRC15 agrees on 5 MHz amateur allocation

  At the World Radiocommunication Conference 2015 (WRC15) radio amateurs were allocated a small segment in the 5 MHz band from 5351,5 to 5366,5 kHz on a secondary basis after years of preparation, trials and discussions. The conference modified the table of allocations based in Article 5 of the ITU Radio Regulation by introducing a […]

Man-made pollution of radio spectrum is a growing problem

Man-made pollution of the radio spectrum is a growing problem for everyone, with radio amateurs being the first to notice its effects. The main reason is that radio amateurs work mostly with low power transmissions and weak signals which are particularly susceptible to man-made noise. In a recent editorial, Dave Sumner, CEO of the American […]

SA AMSAT CubeSat project on track

  SA AMSAT has successfully completed the first prototype of the various elements of its CubeSat project, named Kletskous. The CubeSat is being designed and built by radio amateurs and will ultimately include a 20 kHz linear transponder, extensive telemetry and command systems and selected school science projects. Kletskous measures 10 x 10x 10 cm […]