Posts tagged as NMISA

Redefined SI measurement standards come into effect

On World Metrology day, 20 May, four of the seven base units comprising the International System of Units (SI) changed. While this revision underlies all measurements in science, it will not affect our everyday lives. A metre will still be a metre, a litre of petrol will still be a litre of petrol, and one […]

South African to lead world metrology body

Dr Wynand Louw, one of South Africa’s most prominent and longest serving metrologists, has been elected to hold the presidency at the International Committee for Weights and Measures (CIPM). The election took place during the first session of its 108th meeting held in March 2019 at the International Bureau of Weights and Measures (BIPM) in […]

The science of measurement: A history

Metrology is the science of measurement and the technology behind the quality assurance processes in manufacturing that ensure a car runs the way it should, the computer’s processor works properly, aircraft stay in the air and more aspects of daily life that we take for granted – until something goes wrong. In manufacturing, hundreds or […]

Electromagnetic compatibility – is there a compliance issue?

  The SABS technical committee TC73 oversees electromagnetic compatibility (EMC). Its business plan states: “Growing use of the available frequency spectrum for various communication purposes requires increasing control over interference and emissions from all types of equipment.” Available expertise is fragmented and there are insufficient measures to ensure conformance with regulations. The business plan was approved […]