Posts tagged as amateur radio

SA ready for Qatar geostationary satellite

If all goes according to plan, the Qatar Satellite Company’s second satellite, Es’hail-2, will be placed in a geostationary orbit by a Space-X Falcon-9 rocket within a few months. It will carry an AMSAT linear transponder as a secondary payload, giving radio amateurs access to a geostationary satellite for the first time. The transponder uplink frequency […]

Solar eclipse and propagation: More questions than answers for now

In August 2017 more than 600 000 radio amateurs, mainly in the USA, took part in a Solar Eclipse QSO Party (SEQP) in a coordinated initiative to research the possible influences of an eclipse of the sun on radio propagation. The solar eclipse caused a shadow of the moon traversing the USA from Oregon to South […]

Radio amateurs are serious about the rising RF noise floor

  Radio amateurs are serious about tackling the problem of RF pollution and the resultant increase in the radio frequency noise floor. Since the beginning of the year interest groups have sprung up in various countries around the word and national amateur radio organisations are taking a serious stand and in several countries are accusing […]

Space is good for amateur radio: the story of SunSat

  It has been written and spoken about that amateur radio is a pasttime that contributes to communication, electronic and space activity development and training. In fact it is contained in the ITU definition of amateur radio: “A radio communication service for the purpose of self-training, intercommunication and technical investigations”. For amateur radio to stay […]

SDR: The new wave in amateur radio

  Software defined radio (SDR) is by no means a new technology – not even in amateur radio. It has been widely used in the mobile and other communications industries. AMSAT SA has embarked on a SDR project which is aimed at developing a SDR transponder for a future satellite project. But let as take […]

Amateur radio empowers learners to choose sustainable careers

  To create a knowledge and manufacturing economy South Africa needs to concentrate on training engineers with the right qualifications. Over time the perception has taken hold of some young people that engineering is not cool. If this is the perception, what are we doing about it?  It is up to engineers to make engineering […]