Caution when working with mains power

240V MAINS POWER IS DANGEROUS AND CAN KILL Some articles, case studies or posts may talk about the need to filter your main power supply. There are mains filter circuits and kits available online and some may be referenced on QRM Guru pages or external links. QRM Guru and its developers (and RASA) advise against […]

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Club Visits 2020

IMPORTANT NOTICE: COVID-19 Until the Covid-19 restrictions are lifted and the RASA Management team feel it is safe to travel, all clubs visits are cancelled. In place of club visits we are running Zoom meetings as requested.  Email us if you’d like details. January/February 2020 – QRM Guru visited the Gippsland gate Radio and Electronics […]

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QRM Guru – email support for newcomers

QRM Guru now provides educational support for newcomers.  If you’re a newcomer and would like some friendly assistance just send us an email.  We only ask that you treat this as a learning process and follow these guidelines: please follow the process as described on QRM Guru and practice experimentation; if practical, reach out to […]

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Historical News Items – March 2019 through October 2020

2020 27 Nov 20 – QRM Guru presentation via Zoom to MERC here in VK3 Covid-19 – in spite of Covid-19 we’ve conducted a few meetings with clubs via Zoom 13/14 March – Antennapalooza…  themem this year was QRM 18 January 2020 – Updates about using Chokes to minimise noise https://qrm.guru/using-chokes/ 14 January 2020 – […]

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