Roger Crofts VK4YB – 630m & 2200m DX’ing
Roger Crofts VK4YB’s talk at the 2018 WIA AGM about 630m & 2200m DX’ing
Kevin Johnson VK4UH – Meteor Scatter
Kevin Johnson VK4UH’s talk at the 2018 WIA AGM about Meteor Scatter
Lindsay Harvey VK2AMV – MMDVM how it works
Lindsay Harvey VK2AMV’s talk at the 2018 WIA AGM on the Gold Coast about MMDVM and how it works.
David Rowe VK5DGR – Free DV, how it works
David Rowe VK5DGR’s talk at the 2018 WIA AGM on the Gold Coast about Free DV and how it works.
Rex Moncur VK7MO – The FT8 Revolution
Rex’s talk on FT8 at the 2018 WIA AGM on the Gold Coast –
Jeff Johnson VK4XJJ – Video Presentation
Jeff Johnson VK4XJJ’s presentation at the WIA AGM dinner, talking about his use of Amateur Radio while walking
Russell Williams – Frequency Assigner Presentation
Tech Talk presentation at GCARS club on April 27th 2019, by Russell Williams. The subject was Frequency Assigning for ACMA, and the calculations with Intermodulations, Harmonics, and Image Frequencies