Amateur radio

AMSAT SA Annual Space Symposium Goes Virtual

AMSAT SA, the association of space communication enthusiasts, has turned its annual Space Symposium into a virtual online event. It will be held on...

Amateur Radio today as relevant as 95 years ago

Today 20 May 2020, Amateur Radio is still as relevant as 95 years ago when the South African Radio League (SARL) was formed, just...

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....

SA needs more citizen science – amateur radio can show the way

Citizen science is scientific research conducted, in whole or in part, by people interested in science but who are not professionally engaged or qualified...

Amateur radio geostationary satellite to support disaster relief communication

While radio amateurs have been building and operating satellites since 1961, most were in low earth orbits until earlier this year when radio amateurs...

Vertical vs horizontal antenna polarisation benefits questioned

Recent spectacular two-way communication between South Africa’s West Coast Radio amateurs and St Helena during good tropospheric propagation condition has raised the question whether...

AMSAT SA space frame: From concept to industrialisation

CubeSat space frames are commercially available today from several manufactures, but come at a high cost. The Rand/Dollar relationship of recent years means purchasing...

Taking amateur radio out of the crowded city

Amateur radio is not immune to advancing technology and electronics. One of the more recent developments in communication control systems is enabling radio amateurs...

Latest news

SiC MOSFETs with high switching speeds

New N-channel devices offer compelling array of characteristics  RS Components (RS) now stocks ON Semiconductor’s latest 1200V-rated MOSFETs. Based on...
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Qorvo CMD328K3 low cost alternative to hybrid amplifiers

Qorvo’s CMD328K3 is ideally suited for EW and communications systems where small size and low power consumption are needed....

Adapting the supply chain to the ‘new normal’

“It is prudent for the supply chain, particularly in the Fast-Moving Consumer Goods (FMCG) industry, to embrace the ‘new...

Must read

Why is local no longer lekker?

At the end of every year, analysts make predictions...

Analysis determines we are in Solar Cycle 25

The solar minimum between Solar Cycle 24 and 25...
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