Articles: EngineerIT

Locally-developed antennas take UKZN HIRAX project closer to implementation

 The Hydrogen and Real-time Analysis eXperiment (HIRAX) has deployed two new prototype telescope dish designs, one aluminium and the other fibreglass, at the South African Radio Astronomy Observatory (SARAO) at Hartebeesthoek. HIRAX is led by the University of KwaZulu-Natal (UKZN) and hosted as a guest instrument by the South African Radio Astronomy Observatory (SARAO) and […]

Radio amateurs need a mindset shift

Since its inception, amateur radio has moved with technological developments and often led some of it, for example the application of low orbit satellites. Low earth orbits were once considered of no practical use, yet today they are in great demand for GPS satellites and the internet constellation announced by Elon Musk of SpaceX. In […]

Greater flexibility in electricity generation essential, delegates hear

Renewable energy has changed everything because renewable energy is the cheapest technology for generating electricity in most parts of the world today. This, according to panelists at a recent seminar held in Johannesburg, will make fossil fuel-fired and nuclear power generation redundant, particularly when coupled with energy storage technologies whose prices are decreasing rapidly too. […]

South Africa’s communication landscape is a mixed grill

Speakers at the 2019 MyBroadband conference expressed some wide-ranging views about the South African communications landscape ranging from 3 and 4G to 5, 6 and even 7G with fibre, views on fixed wireless and cost of #DataMustFall thrown in – indeed a mixture of subjects. Lack of spectrum featured in all the presentations from mere […]